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January

Weather in Bonn in january

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Averaged values across several years

Daily air temperature for the month

Day Night

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January	Day	Night	Wind	Precip	Humidity
1Wed	+9°C	+6°C	4 m/s	0.3 mm	78%
2Thu	+9°C	+4°C	4 m/s	1.8 mm	83%
3Fri	+8°C	+4°C	4 m/s	0.9 mm	80%
4Sat	+7°C	+4°C	4 m/s	1 mm	85%
5Sun	+7°C	+3°C	4 m/s	0.7 mm	85%
6Mon	+7°C	+3°C	3 m/s	0.4 mm	85%
7Tue	+6°C	+2°C	3 m/s	0.4 mm	84%
8Wed	+5°C	+2°C	3 m/s	0.5 mm	84%
9Thu	+6°C	+1°C	3 m/s	1.3 mm	79%
10Fri	+4°C	-0°C	3 m/s	0.5 mm	77%
11Sat	+5°C	-0°C	2 m/s	0.2 mm	81%
12Sun	+6°C	+1°C	3 m/s	0.5 mm	82%
13Mon	+6°C	+1°C	3 m/s	0.6 mm	81%
14Tue	+6°C	+1°C	3 m/s	0.1 mm	79%
15Wed	+6°C	+2°C	4 m/s	0.5 mm	80%
16Thu	+5°C	+1°C	3 m/s	0.6 mm	83%
17Fri	+5°C	+1°C	3 m/s	0.7 mm	87%
18Sat	+5°C	-1°C	2 m/s	0.3 mm	83%
19Sun	+5°C	-2°C	3 m/s	0.2 mm	84%
20Mon	+5°C	-2°C	3 m/s	0.1 mm	84%
21Tue	+5°C	-1°C	3 m/s	0.1 mm	81%
22Wed	+6°C	+2°C	4 m/s	0.1 mm	81%
23Thu	+6°C	+2°C	3 m/s	0.7 mm	83%
24Fri	+8°C	+2°C	4 m/s	0.8 mm	81%
25Sat	+6°C	+1°C	2 m/s	0.1 mm	82%
26Sun	+6°C	+1°C	3 m/s	0.4 mm	85%
27Mon	+7°C	+2°C	3 m/s	0.4 mm	83%
28Tue	+7°C	+2°C	4 m/s	0.8 mm	81%
29Wed	+8°C	+3°C	4 m/s	0.8 mm	81%
30Thu	+8°C	+3°C	4 m/s	0.8 mm	81%
31Fri	+7°C	+3°C	4 m/s	0.6 mm	82%

Day and night air temperature

Day +6°C Night +2°C

Weather highs and lows in Bonn for january

Warmest day: 1 january, +9°C
Coldest night: 19 january, -2°C
Max precipitation: 2 january, 1.8 mm

Climate in Bonn in january

Average daytime temperature: +6°C
Average nighttime temperature: +2°C
Precipitation (monthly average): 16.9 mm
Days with precipitation: 5.7
Humidity: 82%
Wind: 3 m/s
Data: 6 years / coverage 100%

Daily air temperature for the month

Day Night

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January	Day	Night	Wind	Precip	Humidity
1Wed	+8°C	+3°C	5-8 m/s, SW	0 mm	68%
2Thu	+8°C	+1°C	4-7 m/s, NNW	3 mm	83%
3Fri	+3°C	0°C	4-5 m/s, W	0 mm	84%
4Sat	+2°C	-2°C	2 m/s, SE	0.4 mm	88%
5Sun	+9°C	0°C	4-5 m/s, SSW	0.9 mm	90%
6Mon	+12°C	+7°C	6-8 m/s, S	0.3 mm	77%
7Tue	+7°C	+3°C	5-6 m/s, SSW	0.3 mm	79%
8Wed	+4°C	+1°C	2-4 m/s, WNW	0.2 mm	89%
9Thu	+9°C	-1°C	3-5 m/s, NW	3.1 mm	96%
10Fri	+1°C	-3°C	2-4 m/s, SSE	0.5 mm	92%
11Sat	+1°C	-4°C	1-2 m/s, WNW	0 mm	92%
12Sun	+2°C	-2°C	1-2 m/s, WNW	0 mm	90%
13Mon	+2°C	-4°C	1 m/s, ESE	0 mm	86%
14Tue	+3°C	-4°C	1 m/s, SSE	0 mm	73%
15Wed	+3°C	0°C	0 m/s, SSW	0 mm	94%
16Thu	+5°C	-1°C	1-2 m/s, ESE	0 mm	92%
17Fri	+5°C	-2°C	2 m/s, ESE	0 mm	88%
18Sat	+6°C	-2°C	1-2 m/s, SE	0 mm	81%
19Sun	+5°C	-2°C	2 m/s, SE	0 mm	82%
20Mon	+4°C	-2°C	1 m/s, S	0 mm	83%
21Tue	+6°C	-1°C	2 m/s, SE	0 mm	76%
22Wed	+5°C	-1°C	3-4 m/s, SE	0 mm	73%
23Thu	+7°C	+4°C	5-6 m/s, WSW	3.3 mm	82%
24Fri	+9°C	+5°C	5-7 m/s, SSW	1.5 mm	76%
25Sat	+12°C	+6°C	4-6 m/s, SW	0.5 mm	75%
26Sun	+6°C	+4°C	3 m/s, S	0.4 mm	89%
27Mon	+11°C	+6°C	5-7 m/s, SSW	0.2 mm	76%
28Tue	+9°C	+6°C	5-6 m/s, S	0 mm	75%
29Wed	+8°C	+3°C	5-7 m/s, WSW	0.2 mm	84%
30Thu	+7°C	+3°C	2-4 m/s, S	2.2 mm	92%
31Fri	+6°C	0°C	2 m/s, S	0 mm	86%

Weather highs and lows in Bonn for january

Warmest day: 6 january, +12°C
Coldest night: 11 january, -4°C
Max precipitation: 23 january, 3.3 mm

Climate in Bonn in january

Year: 2025
Average daytime temperature: +6°C
Average nighttime temperature: +1°C
Precipitation (month): 17 mm
Days with precipitation: 5
Humidity: 84%
Wind: 3 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Wind	Precip	Humidity
1Mon	+8°C	+7°C	5-6 m/s, SW	0.3 mm	70%
2Tue	+11°C	+7°C	7-8 m/s, SW	3 mm	81%
3Wed	+11°C	+9°C	7-8 m/s, SW	3.3 mm	70%
4Thu	+9°C	+6°C	6-7 m/s, W	0.5 mm	78%
5Fri	+9°C	+5°C	4 m/s, SW	1.3 mm	78%
6Sat	+6°C	+3°C	3-4 m/s, WNW	0.6 mm	88%
7Sun	+3°C	-1°C	3-4 m/s, NE	0.1 mm	82%
8Mon	0°C	-3°C	4-5 m/s, NE	0 mm	62%
9Tue	+1°C	-4°C	3-4 m/s, E	0 mm	38%
10Wed	+1°C	-4°C	2-3 m/s, ESE	0 mm	41%
11Thu	+2°C	-3°C	1 m/s, N	0 mm	50%
12Fri	+2°C	-3°C	1 m/s, SSW	0 mm	70%
13Sat	+3°C	0°C	2-4 m/s, W	0 mm	84%
14Sun	+4°C	+1°C	4 m/s, W	0.1 mm	82%
15Mon	+2°C	-1°C	6-7 m/s, W	0.5 mm	84%
16Tue	+1°C	-4°C	3-4 m/s, WSW	0.4 mm	86%
17Wed	+1°C	-4°C	2 m/s, ESE	3 mm	92%
18Thu	0°C	-7°C	2 m/s, WNW	1 mm	96%
19Fri	0°C	-10°C	1 m/s, WNW	0 mm	95%
20Sat	+1°C	-10°C	2 m/s, SE	0 mm	94%
21Sun	+4°C	-7°C	4-5 m/s, SSW	0 mm	86%
22Mon	+8°C	+5°C	7-8 m/s, SW	0.1 mm	84%
23Tue	+9°C	+6°C	6-8 m/s, WSW	0.7 mm	78%
24Wed	+13°C	+7°C	7-9 m/s, W	0.5 mm	80%
25Thu	+9°C	+5°C	3-5 m/s, WSW	0 mm	84%
26Fri	+12°C	+3°C	4-7 m/s, WNW	0.5 mm	81%
27Sat	+7°C	+1°C	2 m/s, W	0 mm	76%
28Sun	+9°C	0°C	3-4 m/s, SE	0 mm	69%
29Mon	+11°C	+3°C	3 m/s, SSE	0 mm	71%
30Tue	+12°C	+4°C	3 m/s, S	0.1 mm	82%
31Wed	+10°C	+6°C	2-3 m/s, WSW	0.1 mm	73%

Weather highs and lows in Bonn for january

Warmest day: 24 january, +13°C
Coldest night: 19 january, -10°C
Max precipitation: 3 january, 3.3 mm

Climate in Bonn in january

Year: 2024
Average daytime temperature: +6°C
Average nighttime temperature: +1°C
Precipitation (month): 16.1 mm
Days with precipitation: 5
Humidity: 77%
Wind: 4 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Wind	Precip	Humidity
1Sun	+15°C	+12°C	5-6 m/s, SSW	0.5 mm	67%
2Mon	+12°C	+7°C	4-5 m/s, SW	3 mm	89%
3Tue	+9°C	+5°C	3-4 m/s, S	0 mm	80%
4Wed	+12°C	+7°C	5-7 m/s, SW	0.9 mm	76%
5Thu	+11°C	+10°C	5-6 m/s, W	1 mm	82%
6Fri	+11°C	+8°C	3-5 m/s, WSW	1.3 mm	84%
7Sat	+13°C	+7°C	3-4 m/s, SSE	0 mm	78%
8Sun	+11°C	+8°C	4-6 m/s, SSW	0.6 mm	77%
9Mon	+8°C	+6°C	4-6 m/s, SW	0.6 mm	75%
10Tue	+7°C	+4°C	5 m/s, SSW	1 mm	80%
11Wed	+10°C	+6°C	4-6 m/s, WSW	1.2 mm	87%
12Thu	+11°C	+7°C	6-7 m/s, S	1.2 mm	81%
13Fri	+11°C	+7°C	6-7 m/s, WSW	2.9 mm	69%
14Sat	+11°C	+5°C	5-8 m/s, SSW	0.7 mm	78%
15Sun	+11°C	+5°C	6-8 m/s, WSW	2.4 mm	70%
16Mon	+6°C	+4°C	5-6 m/s, S	2.9 mm	74%
17Tue	+4°C	-1°C	4-6 m/s, WSW	0.1 mm	73%
18Wed	+3°C	-2°C	3-4 m/s, SW	0 mm	70%
19Thu	+3°C	-1°C	3-4 m/s, WSW	0.3 mm	78%
20Fri	+4°C	-3°C	2 m/s, W	0.1 mm	85%
21Sat	+2°C	-4°C	2-3 m/s, NNE	0 mm	90%
22Sun	+2°C	-1°C	3 m/s, N	0 mm	90%
23Mon	+3°C	-1°C	2-3 m/s, ENE	0 mm	87%
24Tue	+5°C	-1°C	2 m/s, ENE	0 mm	82%
25Wed	+4°C	-2°C	1-2 m/s, WNW	0 mm	83%
26Thu	+2°C	-2°C	1-2 m/s, NNW	0.1 mm	83%
27Fri	+4°C	+1°C	2-3 m/s, NNE	0.6 mm	86%
28Sat	+3°C	-2°C	1 m/s, NNW	0 mm	80%
29Sun	+3°C	-2°C	1-2 m/s, S	0 mm	81%
30Mon	+6°C	+3°C	7-8 m/s, WNW	0.1 mm	80%
31Tue	+6°C	+3°C	5 m/s, W	0.3 mm	82%

Weather highs and lows in Bonn for january

Warmest day: 1 january, +15°C
Coldest night: 21 january, -4°C
Max precipitation: 2 january, 3 mm

Climate in Bonn in january

Year: 2023
Average daytime temperature: +7°C
Average nighttime temperature: +3°C
Precipitation (month): 21.8 mm
Days with precipitation: 9
Humidity: 80%
Wind: 4 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Wind	Precip	Humidity
1Sat	+13°C	+9°C	3-4 m/s, SSE	0.1 mm	87%
2Sun	+13°C	+8°C	4-6 m/s, SW	1.5 mm	80%
3Mon	+12°C	+9°C	6-7 m/s, WSW	1.4 mm	73%
4Tue	+9°C	+4°C	2-3 m/s, N	3.8 mm	94%
5Wed	+5°C	+1°C	4-6 m/s, W	0.5 mm	83%
6Thu	+5°C	0°C	3-4 m/s, W	0 mm	82%
7Fri	+5°C	+2°C	3-4 m/s, WSW	0.9 mm	80%
8Sat	+6°C	+1°C	4-6 m/s, SSW	0.5 mm	87%
9Sun	+5°C	+1°C	6-8 m/s, W	2.2 mm	80%
10Mon	+4°C	-1°C	1 m/s, E	0.1 mm	84%
11Tue	+5°C	-2°C	1-2 m/s, SSE	0 mm	84%
12Wed	+5°C	-1°C	1 m/s, SE	0 mm	80%
13Thu	+7°C	-1°C	1 m/s, SE	0 mm	80%
14Fri	+7°C	0°C	1 m/s, WSW	0 mm	84%
15Sat	+7°C	0°C	2-3 m/s, SE	0 mm	86%
16Sun	+5°C	+1°C	3-4 m/s, W	0.1 mm	85%
17Mon	+7°C	+4°C	4 m/s, W	0 mm	89%
18Tue	+9°C	+2°C	1 m/s, SSE	0 mm	86%
19Wed	+6°C	0°C	2-3 m/s, SSE	0.1 mm	84%
20Thu	+5°C	0°C	6 m/s, NW	0.2 mm	85%
21Fri	+5°C	-1°C	4-5 m/s, NW	0.4 mm	86%
22Sat	+6°C	+4°C	4-6 m/s, WNW	0.2 mm	92%
23Sun	+7°C	+2°C	1-2 m/s, W	0 mm	88%
24Mon	+9°C	0°C	1 m/s, ESE	0 mm	83%
25Tue	+4°C	0°C	1 m/s, WNW	0 mm	88%
26Wed	+5°C	0°C	1-2 m/s, WNW	0 mm	84%
27Thu	+6°C	0°C	3-5 m/s, W	0.5 mm	87%
28Fri	+6°C	+2°C	4 m/s, WNW	0.2 mm	90%
29Sat	+10°C	+4°C	4-6 m/s, WSW	0.4 mm	87%
30Sun	+7°C	+1°C	4-6 m/s, NW	0 mm	74%
31Mon	+4°C	+2°C	7-10 m/s, W	3 mm	90%

Weather highs and lows in Bonn for january

Warmest day: 1 january, +13°C
Coldest night: 11 january, -2°C
Max precipitation: 4 january, 3.8 mm

Climate in Bonn in january

Year: 2022
Average daytime temperature: +7°C
Average nighttime temperature: +2°C
Precipitation (month): 16.1 mm
Days with precipitation: 5
Humidity: 85%
Wind: 3 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Wind	Precip	Humidity
1Fri	+4°C	+1°C	2 m/s, NW	0.7 mm	92%
2Sat	+4°C	+1°C	1 m/s, ENE	0 mm	83%
3Sun	+3°C	0°C	2-3 m/s, NNE	0.1 mm	84%
4Mon	+4°C	+2°C	3-4 m/s, NE	0.1 mm	92%
5Tue	+3°C	+1°C	2-3 m/s, NNE	0 mm	88%
6Wed	+2°C	0°C	2 m/s, NNW	0.1 mm	95%
7Thu	+1°C	-1°C	3 m/s, W	0.9 mm	96%
8Fri	+1°C	-2°C	3-4 m/s, W	1.1 mm	96%
9Sat	+1°C	-2°C	1 m/s, ESE	0 mm	92%
10Sun	+1°C	-2°C	0-1 m/s, NE	0 mm	90%
11Mon	+4°C	-1°C	2-4 m/s, S	0 mm	85%
12Tue	+6°C	+1°C	4-5 m/s, WNW	2.1 mm	87%
13Wed	+3°C	+1°C	5-6 m/s, W	0.5 mm	83%
14Thu	+2°C	-1°C	2-4 m/s, ESE	0 mm	81%
15Fri	+1°C	-2°C	2 m/s, NNE	0 mm	77%
16Sat	+1°C	-2°C	2-3 m/s, WSW	0 mm	80%
17Sun	+2°C	0°C	2-3 m/s, WNW	1.1 mm	98%
18Mon	+4°C	+1°C	3-4 m/s, SW	0.4 mm	90%
19Tue	+8°C	+2°C	5-6 m/s, SW	0.5 mm	85%
20Wed	+9°C	+5°C	4 m/s, S	0 mm	71%
21Thu	+9°C	+6°C	6-10 m/s, SW	0 mm	72%
22Fri	+8°C	+3°C	4-7 m/s, SW	0.4 mm	77%
23Sat	+6°C	+2°C	2-3 m/s, S	0 mm	80%
24Sun	+3°C	-1°C	5-7 m/s, W	2.9 mm	83%
25Mon	+2°C	-1°C	3-4 m/s, WSW	0.3 mm	89%
26Tue	+3°C	0°C	5-6 m/s, W	1.2 mm	86%
27Wed	+5°C	+1°C	2-3 m/s, S	0.3 mm	87%
28Thu	+10°C	+3°C	3 m/s, S	4.1 mm	95%
29Fri	+9°C	+7°C	5-7 m/s, W	3.6 mm	89%
30Sat	+8°C	+1°C	4-5 m/s, NE	1.5 mm	79%
31Sun	+3°C	-2°C	2-3 m/s, ESE	0 mm	78%

Weather highs and lows in Bonn for january

Warmest day: 28 january, +10°C
Coldest night: 8 january, -2°C
Max precipitation: 28 january, 4.1 mm

Climate in Bonn in january

Year: 2021
Average daytime temperature: +4°C
Average nighttime temperature: +1°C
Precipitation (month): 21.9 mm
Days with precipitation: 8
Humidity: 86%
Wind: 3 m/s

Daily air temperature for the month

Day Night

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January	Day	Night	Wind	Precip	Humidity
1Wed	+5°C	+1°C	2-3 m/s, SE	0 mm	81%
2Thu	+4°C	+1°C	3 m/s, SE	0 mm	83%
3Fri	+10°C	+3°C	4-5 m/s, SW	0.7 mm	86%
4Sat	+6°C	+4°C	4-5 m/s, WNW	0.1 mm	83%
5Sun	+7°C	+3°C	2-3 m/s, SSW	0.5 mm	86%
6Mon	+7°C	+1°C	2-3 m/s, SSE	0 mm	85%
7Tue	+7°C	+2°C	3 m/s, WNW	0 mm	87%
8Wed	+9°C	+5°C	3-4 m/s, S	0.4 mm	90%
9Thu	+11°C	+8°C	3-4 m/s, SSE	1.8 mm	92%
10Fri	+10°C	+5°C	5-6 m/s, W	1.3 mm	76%
11Sat	+6°C	+3°C	2-3 m/s, SSE	0 mm	86%
12Sun	+8°C	+2°C	3 m/s, S	0 mm	82%
13Mon	+7°C	+5°C	4-5 m/s, SSW	0.1 mm	84%
14Tue	+10°C	+7°C	7 m/s, SSW	0 mm	73%
15Wed	+11°C	+8°C	6 m/s, SSW	0 mm	67%
16Thu	+10°C	+5°C	3 m/s, SSE	0 mm	82%
17Fri	+10°C	+6°C	3-4 m/s, SSE	0 mm	80%
18Sat	+6°C	+3°C	4-5 m/s, W	0.3 mm	77%
19Sun	+5°C	+1°C	3-4 m/s, NNW	0.1 mm	80%
20Mon	+6°C	+1°C	1 m/s, SSE	0 mm	85%
21Tue	+6°C	-1°C	1 m/s, SE	0 mm	76%
22Wed	+4°C	-1°C	1 m/s, SSW	0 mm	72%
23Thu	+6°C	0°C	2 m/s, ESE	0 mm	84%
24Fri	+6°C	0°C	1-2 m/s, SE	0 mm	80%
25Sat	+5°C	-1°C	1-2 m/s, SE	0 mm	73%
26Sun	+7°C	0°C	2-3 m/s, SSE	0.1 mm	87%
27Mon	+8°C	+3°C	4 m/s, S	0.9 mm	86%
28Tue	+7°C	+3°C	5-7 m/s, W	0.5 mm	79%
29Wed	+4°C	+2°C	5-6 m/s, W	0.4 mm	76%
30Thu	+9°C	+4°C	4 m/s, SSW	0.7 mm	78%
31Fri	+11°C	+9°C	4-5 m/s, WSW	0.4 mm	84%

Weather highs and lows in Bonn for january

Warmest day: 9 january, +11°C
Coldest night: 21 january, -1°C
Max precipitation: 9 january, 1.8 mm

Climate in Bonn in january

Year: 2020
Average daytime temperature: +7°C
Average nighttime temperature: +3°C
Precipitation (month): 8.3 mm
Days with precipitation: 2
Humidity: 81%
Wind: 3 m/s

Weather in Bonn in january by year

Year	Day	Night	Precipitation	Days with precipitation
2025	+6°C	+1°C	17 mm	5
2024	+6°C	+1°C	16.1 mm	5
2023	+7°C	+3°C	21.8 mm	9
2022	+7°C	+2°C	16.1 mm	5
2021	+4°C	+1°C	21.9 mm	8
2020	+7°C	+3°C	8.3 mm	2

Comparison january in Bonn with other months

Month	Day	Night	Days with precipitation	Sunny days
January	+6°C	+2°C	6	5
February	+9°C	+3°C	5	6
March	+12°C	+4°C	5	10
April	+15°C	+5°C	4	9
May	+19°C	+9°C	4	8
June	+24°C	+13°C	5	10
July	+24°C	+14°C	4	8
August	+25°C	+15°C	3	12
September	+22°C	+12°C	4	11
October	+16°C	+9°C	4	6
November	+10°C	+5°C	4	7
December	+7°C	+3°C	5	5