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January

Niteroi Weather in January with Sea Temperature

January weather in Niteroi includes average daytime air +30°C, nighttime +24°C, average sea temperature +27°C. Daily water temperatures usually range from +25°C to +28°C, which is comfortable for swimming and beach planning. The tables below also show air temperature, wind, rain and humidity; for near-term water data, open the current 30-day water temperature forecast.

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Averaged values across several years

Daily air temperature for the month

Day Night

Daily sea water temperature for the month

Water

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January	Day	Night	Sea t°	Wind	Precip	Humidity
1Wed	+29°C	+23°C	+28°C	2 m/s	0.8 mm	79%
2Thu	+29°C	+23°C	+28°C	2 m/s	0.7 mm	79%
3Fri	+30°C	+23°C	+27°C	2 m/s	0.7 mm	77%
4Sat	+31°C	+24°C	+27°C	2 m/s	0.6 mm	75%
5Sun	+28°C	+23°C	+27°C	2 m/s	0.8 mm	82%
6Mon	+29°C	+23°C	+27°C	2 m/s	1.5 mm	83%
7Tue	+29°C	+23°C	+27°C	2 m/s	1.4 mm	80%
8Wed	+29°C	+24°C	+27°C	2 m/s	1.6 mm	80%
9Thu	+28°C	+23°C	+27°C	2 m/s	0.8 mm	82%
10Fri	+29°C	+23°C	+27°C	2 m/s	1.2 mm	82%
11Sat	+31°C	+23°C	+26°C	2 m/s	0.8 mm	77%
12Sun	+30°C	+24°C	+25°C	2 m/s	0.9 mm	79%
13Mon	+29°C	+23°C	+26°C	2 m/s	3 mm	81%
14Tue	+30°C	+23°C	+26°C	2 m/s	0.5 mm	80%
15Wed	+31°C	+24°C	+25°C	2 m/s	0 mm	77%
16Thu	+32°C	+24°C	+28°C	2 m/s	0 mm	77%
17Fri	+32°C	+24°C	+27°C	2 m/s	0.9 mm	75%
18Sat	+32°C	+24°C	+26°C	2 m/s	0.1 mm	75%
19Sun	+31°C	+24°C	+26°C	2 m/s	0.9 mm	77%
20Mon	+31°C	+24°C	+27°C	2 m/s	0.6 mm	78%
21Tue	+31°C	+24°C	+27°C	2 m/s	0.5 mm	76%
22Wed	+31°C	+23°C	+26°C	3 m/s	0.1 mm	76%
23Thu	+29°C	+23°C	+26°C	2 m/s	0.6 mm	79%
24Fri	+29°C	+23°C	+27°C	2 m/s	1.9 mm	80%
25Sat	+30°C	+23°C	+26°C	2 m/s	0.2 mm	77%
26Sun	+31°C	+23°C	+26°C	2 m/s	0.7 mm	75%
27Mon	+31°C	+22°C	+26°C	2 m/s	0.5 mm	75%
28Tue	+31°C	+24°C	+26°C	2 m/s	0.3 mm	76%
29Wed	+31°C	+24°C	+26°C	2 m/s	0.2 mm	76%
30Thu	+32°C	+25°C	+25°C	2 m/s	1.5 mm	74%
31Fri	+32°C	+25°C	+26°C	2 m/s	0.5 mm	72%

Sea water temperature by months

Water +27°C

Day and night air temperature

Day +30°C Night +24°C

Weather highs and lows in Niteroi for january

Warmest day: 17 january, +32°C
Coldest night: 27 january, +22°C
Max precipitation: 13 january, 3 mm
Warmest sea water: 1 january, +28°C
Coldest sea water: 12 january, +25°C

Climate in Niteroi in january

Average daytime temperature: +30°C
Average nighttime temperature: +24°C
Sea water temperature: +27°C
Precipitation (monthly average): 24.7 mm
Days with precipitation: 7
Humidity: 78%
Wind: 2 m/s
Data: 7 years / coverage 100%

Daily air temperature for the month

Day Night

Daily sea water temperature for the month

Water

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January	Day	Night	Sea t°	Wind	Precip	Humidity
1Wed	+29°C	+22°C	+28°C	2-3 m/s, SSE	1.1 mm	83%
2Thu	+30°C	+22°C	+28°C	1-2 m/s, SSE	0 mm	80%
3Fri	+30°C	+22°C	+27°C	2 m/s, SW	0 mm	78%
4Sat	+32°C	+23°C	+27°C	2 m/s, SW	0 mm	73%
5Sun	+29°C	+23°C	+27°C	2-3 m/s, SSW	0.2 mm	78%
6Mon	+28°C	+22°C	+27°C	2-3 m/s, SSW	0 mm	83%
7Tue	+28°C	+22°C	+27°C	2-4 m/s, SSE	0.1 mm	83%
8Wed	+27°C	+23°C	+27°C	2-4 m/s, SE	3 mm	82%
9Thu	+26°C	+22°C	+27°C	2-4 m/s, S	0.3 mm	89%
10Fri	+25°C	+22°C	+27°C	2-3 m/s, S	0 mm	88%
11Sat	+26°C	+20°C	+26°C	2-3 m/s, SSW	0 mm	76%
12Sun	+27°C	+21°C	+25°C	2-3 m/s, S	0 mm	77%
13Mon	+26°C	+21°C	+26°C	2 m/s, SE	0.1 mm	81%
14Tue	+26°C	+21°C	+26°C	2-3 m/s, SSE	0 mm	81%
15Wed	+25°C	+22°C	+25°C	2-3 m/s, SSE	0 mm	82%
16Thu	+28°C	+22°C	+28°C	2-5 m/s, ENE	0 mm	88%
17Fri	+32°C	+23°C	+27°C	2-4 m/s, ESE	0 mm	81%
18Sat	+33°C	+24°C	+26°C	2-3 m/s, W	0 mm	73%
19Sun	+33°C	+25°C	+26°C	2-3 m/s, S	0 mm	74%
20Mon	+34°C	+24°C	+27°C	2 m/s, SE	0 mm	74%
21Tue	+35°C	+26°C	+27°C	2-3 m/s, WSW	0 mm	65%
22Wed	+34°C	+25°C	+26°C	2 m/s, SSE	0 mm	69%
23Thu	+31°C	+25°C	+26°C	2-3 m/s, SSW	0 mm	75%
24Fri	+32°C	+24°C	+27°C	2-4 m/s, SE	0.8 mm	76%
25Sat	+32°C	+24°C	+26°C	2-3 m/s, SE	0 mm	77%
26Sun	+33°C	+24°C	+26°C	1 m/s, E	3.7 mm	77%
27Mon	+28°C	+22°C	+26°C	1-3 m/s, SW	3 mm	89%
28Tue	+28°C	+23°C	+26°C	2-3 m/s, S	0.1 mm	83%
29Wed	+29°C	+23°C	+26°C	1-2 m/s, S	0.3 mm	82%
30Thu	+31°C	+24°C	+25°C	1 m/s, NNW	0.5 mm	78%
31Fri	+30°C	+24°C	+26°C	1 m/s, NW	0 mm	77%

Weather highs and lows in Niteroi for january

Warmest day: 21 january, +35°C
Coldest night: 11 january, +20°C
Max precipitation: 26 january, 3.7 mm
Warmest water: 1 january, +28°C
Coldest water: 12 january, +25°C

Climate in Niteroi in january

Year: 2025
Average daytime temperature: +30°C
Average nighttime temperature: +23°C
Water temperature: +27°C
Precipitation (month): 13.2 mm
Days with precipitation: 4
Humidity: 79%
Wind: 2 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Sea t°	Wind	Precip	Humidity
1Mon	+26°C	+21°C	—	3-4 m/s, ESE	0.2 mm	76%
2Tue	+29°C	+22°C	—	3-5 m/s, SE	0.1 mm	77%
3Wed	+31°C	+22°C	—	2-3 m/s, SSE	0.9 mm	77%
4Thu	+30°C	+24°C	—	2 m/s, S	2.4 mm	74%
5Fri	+27°C	+22°C	—	3-4 m/s, SW	0.4 mm	83%
6Sat	+28°C	+22°C	—	2-4 m/s, SSW	0 mm	82%
7Sun	+30°C	+22°C	—	2-5 m/s, SE	0 mm	79%
8Mon	+32°C	+22°C	—	2-3 m/s, SSE	0 mm	77%
9Tue	+33°C	+24°C	—	2-3 m/s, SSE	0 mm	70%
10Wed	+32°C	+24°C	—	2-3 m/s, SSW	0 mm	73%
11Thu	+35°C	+24°C	—	1-2 m/s, NE	0.4 mm	66%
12Fri	+31°C	+25°C	—	2-3 m/s, SW	1.3 mm	76%
13Sat	+27°C	+24°C	—	1-2 m/s, SW	4.9 mm	91%
14Sun	+28°C	+23°C	—	2 m/s, WSW	3.4 mm	87%
15Mon	+33°C	+23°C	—	2 m/s, NNE	0 mm	77%
16Tue	+33°C	+24°C	—	2-3 m/s, SSW	0 mm	73%
17Wed	+35°C	+25°C	—	2 m/s, NNW	1 mm	71%
18Thu	+31°C	+26°C	—	2-3 m/s, SSW	0.1 mm	77%
19Fri	+31°C	+24°C	—	1-2 m/s, SE	3.5 mm	82%
20Sat	+32°C	+25°C	—	2 m/s, SSW	0 mm	80%
21Sun	+28°C	+23°C	—	2-4 m/s, WSW	2.4 mm	86%
22Mon	+27°C	+22°C	—	3-4 m/s, SW	0.5 mm	84%
23Tue	+24°C	+20°C	—	2-3 m/s, SE	1.5 mm	89%
24Wed	+21°C	+20°C	—	2-4 m/s, NNE	3.1 mm	94%
25Thu	+27°C	+20°C	—	2-3 m/s, S	0.3 mm	86%
26Fri	+27°C	+21°C	—	3 m/s, SW	0.9 mm	84%
27Sat	+28°C	+21°C	—	2-3 m/s, SSW	0.3 mm	83%
28Sun	+28°C	+23°C	—	1-2 m/s, SSE	0.2 mm	88%
29Mon	+30°C	+22°C	—	1-2 m/s, SSW	0.1 mm	83%
30Tue	+32°C	+22°C	—	1-2 m/s, SE	0.2 mm	80%
31Wed	+30°C	+24°C	—	2 m/s, SSW	2.2 mm	79%

Weather highs and lows in Niteroi for january

Warmest day: 11 january, +35°C
Coldest night: 23 january, +20°C
Max precipitation: 13 january, 4.9 mm
Warmest water: —
Coldest water: —

Climate in Niteroi in january

Year: 2024
Average daytime temperature: +30°C
Average nighttime temperature: +23°C
Water temperature: —
Precipitation (month): 30.3 mm
Days with precipitation: 10
Humidity: 80%
Wind: 2 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Sea t°	Wind	Precip	Humidity
1Sun	+30°C	+21°C	—	2 m/s, S	0.6 mm	78%
2Mon	+30°C	+21°C	—	2-3 m/s, SSE	0 mm	82%
3Tue	+32°C	+22°C	—	2 m/s, N	0 mm	72%
4Wed	+31°C	+24°C	—	3-4 m/s, N	0 mm	72%
5Thu	+25°C	+21°C	—	3 m/s, SW	1.6 mm	91%
6Fri	+22°C	+20°C	—	3 m/s, SW	3.7 mm	96%
7Sat	+21°C	+19°C	—	2-3 m/s, NW	4.5 mm	95%
8Sun	+21°C	+19°C	—	1-2 m/s, W	1.2 mm	96%
9Mon	+23°C	+19°C	—	1 m/s, S	4.4 mm	93%
10Tue	+26°C	+21°C	—	2 m/s, E	1.6 mm	90%
11Wed	+28°C	+22°C	—	2 m/s, WSW	0.8 mm	89%
12Thu	+31°C	+22°C	—	1-2 m/s, S	0 mm	86%
13Fri	+32°C	+23°C	—	2 m/s, ESE	0.4 mm	81%
14Sat	+32°C	+24°C	—	1-2 m/s, NW	0 mm	85%
15Sun	+34°C	+24°C	—	2-3 m/s, E	0 mm	76%
16Mon	+33°C	+23°C	—	2-3 m/s, SE	0 mm	78%
17Tue	+32°C	+23°C	—	2-3 m/s, SSE	0 mm	78%
18Wed	+31°C	+22°C	—	3-4 m/s, S	0 mm	82%
19Thu	+28°C	+22°C	—	2 m/s, E	0.1 mm	85%
20Fri	+28°C	+21°C	—	2-3 m/s, ENE	1.3 mm	85%
21Sat	+31°C	+21°C	—	2 m/s, SW	0.7 mm	79%
22Sun	+32°C	+21°C	—	2-4 m/s, SSE	0 mm	80%
23Mon	+31°C	+23°C	—	2-3 m/s, S	0.6 mm	81%
24Tue	+27°C	+23°C	—	2 m/s, S	7.2 mm	94%
25Wed	+30°C	+22°C	—	2-3 m/s, S	0.1 mm	79%
26Thu	+28°C	+22°C	—	2-4 m/s, S	0 mm	83%
27Fri	+31°C	+20°C	—	2-3 m/s, SSW	0 mm	73%
28Sat	+30°C	+22°C	—	2 m/s, SE	1.6 mm	78%
29Sun	+30°C	+23°C	—	1-2 m/s, WSW	1.2 mm	84%
30Mon	+30°C	+24°C	—	2 m/s, NE	0.2 mm	80%
31Tue	+30°C	+23°C	—	1-2 m/s, SSE	0 mm	74%

Weather highs and lows in Niteroi for january

Warmest day: 15 january, +34°C
Coldest night: 7 january, +19°C
Max precipitation: 24 january, 7.2 mm
Warmest water: —
Coldest water: —

Climate in Niteroi in january

Year: 2023
Average daytime temperature: +29°C
Average nighttime temperature: +22°C
Water temperature: —
Precipitation (month): 31.8 mm
Days with precipitation: 10
Humidity: 83%
Wind: 2 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Sea t°	Wind	Precip	Humidity
1Sat	+25°C	+22°C	—	2 m/s, ENE	0.6 mm	88%
2Sun	+28°C	+22°C	—	2 m/s, ENE	0.2 mm	89%
3Mon	+29°C	+23°C	—	1-2 m/s, NNE	0.2 mm	84%
4Tue	+31°C	+23°C	—	2 m/s, NE	0 mm	80%
5Wed	+29°C	+23°C	—	2 m/s, S	0 mm	81%
6Thu	+26°C	+22°C	—	2-3 m/s, W	4.6 mm	94%
7Fri	+25°C	+22°C	—	2-3 m/s, SSW	5.2 mm	91%
8Sat	+24°C	+22°C	—	1-2 m/s, SW	2.9 mm	91%
9Sun	+23°C	+20°C	—	1 m/s, WSW	0.8 mm	93%
10Mon	+24°C	+20°C	—	1-2 m/s, ENE	5.5 mm	96%
11Tue	+27°C	+21°C	—	1-2 m/s, SW	3.7 mm	87%
12Wed	+29°C	+22°C	—	1-2 m/s, ESE	2.1 mm	88%
13Thu	+30°C	+22°C	—	2-3 m/s, SW	2 mm	87%
14Fri	+31°C	+23°C	—	2-3 m/s, SE	0 mm	85%
15Sat	+30°C	+23°C	—	2 m/s, ENE	0 mm	87%
16Sun	+30°C	+23°C	—	2-4 m/s, E	0 mm	83%
17Mon	+33°C	+23°C	—	2-3 m/s, E	0 mm	78%
18Tue	+35°C	+24°C	—	2-4 m/s, E	0 mm	79%
19Wed	+32°C	+23°C	—	2-4 m/s, E	2.4 mm	82%
20Thu	+32°C	+23°C	—	3-4 m/s, SSW	0 mm	82%
21Fri	+31°C	+23°C	—	2-4 m/s, E	0.1 mm	84%
22Sat	+32°C	+21°C	—	3-4 m/s, E	0 mm	77%
23Sun	+33°C	+22°C	—	2-4 m/s, E	0 mm	74%
24Mon	+33°C	+22°C	—	3-4 m/s, E	0 mm	70%
25Tue	+32°C	+23°C	—	2-4 m/s, E	0 mm	71%
26Wed	+34°C	+22°C	—	3-4 m/s, ENE	0.1 mm	70%
27Thu	+36°C	+24°C	—	3-4 m/s, E	0 mm	65%
28Fri	+32°C	+24°C	—	3-4 m/s, WSW	0 mm	73%
29Sat	+30°C	+23°C	—	2 m/s, SSW	0.1 mm	86%
30Sun	+27°C	+22°C	—	1-2 m/s, ESE	9.1 mm	93%
31Mon	+27°C	+22°C	—	1 m/s, E	0.5 mm	94%

Weather highs and lows in Niteroi for january

Warmest day: 27 january, +36°C
Coldest night: 9 january, +20°C
Max precipitation: 30 january, 9.1 mm
Warmest water: —
Coldest water: —

Climate in Niteroi in january

Year: 2022
Average daytime temperature: +30°C
Average nighttime temperature: +22°C
Water temperature: —
Precipitation (month): 40.1 mm
Days with precipitation: 9
Humidity: 83%
Wind: 2 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Sea t°	Wind	Precip	Humidity
1Fri	+28°C	+25°C	—	2-3 m/s, SSE	0.4 mm	76%
2Sat	+25°C	+23°C	—	2-3 m/s, S	4.4 mm	82%
3Sun	+26°C	+23°C	—	2-3 m/s, SE	3.5 mm	81%
4Mon	+30°C	+23°C	—	2-3 m/s, SW	0.2 mm	78%
5Tue	+31°C	+25°C	—	2 m/s, ESE	0 mm	79%
6Wed	+33°C	+25°C	—	1-2 m/s, ENE	0 mm	74%
7Thu	+34°C	+27°C	—	2 m/s, SSW	0 mm	69%
8Fri	+30°C	+26°C	—	2-3 m/s, SSE	1 mm	74%
9Sat	+29°C	+26°C	—	1-2 m/s, SSW	0.2 mm	77%
10Sun	+29°C	+25°C	—	2-3 m/s, ESE	1 mm	80%
11Mon	+30°C	+24°C	—	2-3 m/s, E	0.9 mm	76%
12Tue	+33°C	+25°C	—	3 m/s, E	0.2 mm	74%
13Wed	+31°C	+24°C	—	3-4 m/s, E	2 mm	73%
14Thu	+31°C	+24°C	—	3-5 m/s, ENE	0 mm	74%
15Fri	+31°C	+24°C	—	3-4 m/s, ENE	0 mm	73%
16Sat	+31°C	+25°C	—	3-5 m/s, ENE	0 mm	72%
17Sun	+33°C	+24°C	—	3 m/s, NE	0 mm	66%
18Mon	+36°C	+24°C	—	3 m/s, NE	0 mm	61%
19Tue	+33°C	+26°C	—	2-3 m/s, S	0 mm	62%
20Wed	+32°C	+25°C	—	2-4 m/s, E	0 mm	69%
21Thu	+31°C	+25°C	—	3-4 m/s, ESE	0 mm	68%
22Fri	+32°C	+24°C	—	3-5 m/s, E	0.4 mm	71%
23Sat	+31°C	+24°C	—	4-6 m/s, ENE	0.2 mm	70%
24Sun	+32°C	+23°C	—	3-4 m/s, E	0 mm	68%
25Mon	+32°C	+24°C	—	3-4 m/s, E	0 mm	69%
26Tue	+34°C	+25°C	—	3-4 m/s, ENE	0 mm	65%
27Wed	+34°C	+24°C	—	3 m/s, NE	0 mm	65%
28Thu	+35°C	+25°C	—	2 m/s, NNE	0 mm	57%
29Fri	+36°C	+26°C	—	2-3 m/s, NE	0 mm	54%
30Sat	+35°C	+26°C	—	2-4 m/s, S	0 mm	60%
31Sun	+36°C	+26°C	—	3-4 m/s, ENE	0 mm	62%

Weather highs and lows in Niteroi for january

Warmest day: 18 january, +36°C
Coldest night: 2 january, +23°C
Max precipitation: 2 january, 4.4 mm
Warmest water: —
Coldest water: —

Climate in Niteroi in january

Year: 2021
Average daytime temperature: +32°C
Average nighttime temperature: +25°C
Water temperature: —
Precipitation (month): 14.4 mm
Days with precipitation: 5
Humidity: 70%
Wind: 2 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Sea t°	Wind	Precip	Humidity
1Wed	+34°C	+24°C	—	2-4 m/s, NE	0 mm	69%
2Thu	+29°C	+23°C	—	2-3 m/s, SSW	0.2 mm	70%
3Fri	+28°C	+24°C	—	2-4 m/s, S	0.2 mm	78%
4Sat	+27°C	+24°C	—	2 m/s, S	0.4 mm	78%
5Sun	+28°C	+24°C	—	2-4 m/s, SSW	0.3 mm	83%
6Mon	+32°C	+25°C	—	1-2 m/s, SSW	2.2 mm	80%
7Tue	+33°C	+26°C	—	2 m/s, S	0 mm	71%
8Wed	+32°C	+27°C	—	2 m/s, SSE	2.9 mm	74%
9Thu	+31°C	+26°C	—	2 m/s, SSW	0 mm	84%
10Fri	+33°C	+27°C	—	2-3 m/s, ESE	0 mm	76%
11Sat	+35°C	+27°C	—	1-2 m/s, SSW	0 mm	74%
12Sun	+30°C	+26°C	—	2-3 m/s, W	2.7 mm	76%
13Mon	+27°C	+25°C	—	2-3 m/s, SW	11.8 mm	82%
14Tue	+28°C	+24°C	—	3-4 m/s, ESE	0 mm	76%
15Wed	+30°C	+23°C	—	3-4 m/s, E	0 mm	71%
16Thu	+34°C	+25°C	—	2 m/s, E	0 mm	73%
17Fri	+28°C	+23°C	—	4-5 m/s, SSW	5.3 mm	80%
18Sat	+24°C	+22°C	—	2-3 m/s, SSW	0.6 mm	80%
19Sun	+25°C	+23°C	—	2-3 m/s, E	0 mm	78%
20Mon	+26°C	+23°C	—	1-3 m/s, WSW	0.2 mm	78%
21Tue	+27°C	+23°C	—	2-3 m/s, SW	0 mm	76%
22Wed	+27°C	+21°C	—	2-4 m/s, E	0.1 mm	79%
23Thu	+24°C	+22°C	—	2 m/s, W	1.9 mm	88%
24Fri	+26°C	+22°C	—	2 m/s, SW	1.9 mm	83%
25Sat	+27°C	+22°C	—	3-4 m/s, SW	0.5 mm	78%
26Sun	+29°C	+21°C	—	2-4 m/s, E	0 mm	74%
27Mon	+30°C	+22°C	—	2-4 m/s, E	0 mm	79%
28Tue	+31°C	+24°C	—	2-3 m/s, E	0 mm	81%
29Wed	+31°C	+25°C	—	2 m/s, ESE	0 mm	78%
30Thu	+35°C	+26°C	—	2 m/s, ENE	0.5 mm	69%
31Fri	+35°C	+26°C	—	2-3 m/s, E	0.5 mm	66%

Weather highs and lows in Niteroi for january

Warmest day: 11 january, +35°C
Coldest night: 22 january, +21°C
Max precipitation: 13 january, 11.8 mm
Warmest water: —
Coldest water: —

Climate in Niteroi in january

Year: 2020
Average daytime temperature: +30°C
Average nighttime temperature: +24°C
Water temperature: —
Precipitation (month): 32.2 mm
Days with precipitation: 7
Humidity: 77%
Wind: 2 m/s

Daily air temperature for the month

Day Night

Tap a date to open detailed weather for that day

January	Day	Night	Sea t°	Wind	Precip	Humidity
1Tue	+31°C	+25°C	—	2 m/s, SW	3 mm	80%
2Wed	+32°C	+25°C	—	2 m/s, WSW	0 mm	76%
3Thu	+35°C	+26°C	—	2-4 m/s, SSW	0.1 mm	72%
4Fri	+33°C	+27°C	—	2-3 m/s, WSW	1.5 mm	72%
5Sat	+30°C	+26°C	—	2 m/s, SW	2.9 mm	78%
6Sun	+32°C	+26°C	—	2-3 m/s, WSW	0 mm	73%
7Mon	+34°C	+26°C	—	2-3 m/s, SW	0 mm	70%
8Tue	+35°C	+26°C	—	2-4 m/s, ENE	0 mm	69%
9Wed	+33°C	+25°C	—	3-5 m/s, E	0 mm	70%
10Thu	+32°C	+25°C	—	3-5 m/s, E	0 mm	69%
11Fri	+33°C	+24°C	—	3-4 m/s, S	0 mm	72%
12Sat	+31°C	+25°C	—	3-4 m/s, SE	0 mm	75%
13Sun	+32°C	+25°C	—	3-4 m/s, ESE	0 mm	73%
14Mon	+33°C	+25°C	—	3-5 m/s, ENE	0 mm	73%
15Tue	+34°C	+26°C	—	3-4 m/s, S	0 mm	73%
16Wed	+35°C	+27°C	—	2-3 m/s, W	0 mm	72%
17Thu	+34°C	+27°C	—	2-3 m/s, SW	0 mm	70%
18Fri	+33°C	+27°C	—	2-4 m/s, SSW	0 mm	76%
19Sat	+35°C	+26°C	—	2-3 m/s, SW	0.1 mm	75%
20Sun	+32°C	+26°C	—	2-3 m/s, SE	2.7 mm	77%
21Mon	+34°C	+27°C	—	2 m/s, SW	0 mm	76%
22Tue	+32°C	+27°C	—	3-4 m/s, SW	0 mm	73%
23Wed	+31°C	+26°C	—	2-4 m/s, SSW	0 mm	74%
24Thu	+33°C	+26°C	—	2-4 m/s, SE	0 mm	74%
25Fri	+30°C	+25°C	—	2-3 m/s, S	0.8 mm	76%
26Sat	+31°C	+25°C	—	3-5 m/s, S	0 mm	74%
27Sun	+33°C	+24°C	—	3-4 m/s, E	0 mm	72%
28Mon	+33°C	+26°C	—	3-4 m/s, SSE	0 mm	71%
29Tue	+34°C	+26°C	—	3-4 m/s, WSW	0 mm	66%
30Wed	+37°C	+28°C	—	2-3 m/s, WSW	0 mm	55%
31Thu	+37°C	+28°C	—	2-4 m/s, WSW	0 mm	53%

Weather highs and lows in Niteroi for january

Warmest day: 30 january, +37°C
Coldest night: 11 january, +24°C
Max precipitation: 1 january, 3 mm
Warmest water: —
Coldest water: —

Climate in Niteroi in january

Year: 2019
Average daytime temperature: +33°C
Average nighttime temperature: +26°C
Water temperature: —
Precipitation (month): 11.1 mm
Days with precipitation: 4
Humidity: 72%
Wind: 2 m/s

Weather in Niteroi in january by year

Year	Day	Night	Precipitation	Days with precipitation	Water
2025	+30°C	+23°C	13.2 mm	4	+27°C
2024	+30°C	+23°C	30.3 mm	10	—
2023	+29°C	+22°C	31.8 mm	10	—
2022	+30°C	+22°C	40.1 mm	9	—
2021	+32°C	+25°C	14.4 mm	5	—
2020	+30°C	+24°C	32.2 mm	7	—
2019	+33°C	+26°C	11.1 mm	4	—

Comparison january in Niteroi with other months

Month	Day	Night	Days with precipitation	Sunny days
January	+30°C	+24°C	7	9
February	+30°C	+24°C	7	8
March	+30°C	+23°C	5	11
April	+28°C	+21°C	4	11
May	+27°C	+20°C	3	16
June	+26°C	+19°C	3	17
July	+26°C	+18°C	2	19
August	+26°C	+18°C	3	18
September	+28°C	+20°C	3	16
October	+27°C	+21°C	7	7
November	+27°C	+21°C	8	7
December	+29°C	+22°C	8	7