Brazil / Altamira / 21 July

Weather in Altamira on 21 July 2026

Hourly weather for 21 July 2026

The hourly forecast for Altamira on 21 July 2026 shows temperatures from +22.8°C to +32.8°C.

Key figures: precipitation 0.3 mm, wind 1 — 3 m/s, average humidity 80%.

← 20 July
Nearby days
22 July →
+23°C
Hourly weather — 2026
Clear/Sunny
Current weather forecast
Hourly weather — 2026
Nighttime: +22.8°C Precipitation: 0.3 mm Wind: 1 — 3 m/s Humidity: 80%

Hourly weather

21 July
00:00
+23.8°C
1 m/s
01:00
+23.5°C
1 m/s
02:00
+23.3°C
1 m/s
03:00
+23.2°C
1 m/s
04:00
+23°C
1 m/s
05:00
+22.8°C
1 m/s
06:00
+22.9°C
1 m/s
07:00
+23.2°C
1 m/s
08:00
+24.6°C
1 m/s
09:00
+26.5°C
2 m/s
10:00
+28.4°C
3 m/s
11:00
+29.7°C
3 m/s
0.1 mm
12:00
+30.9°C
3 m/s
0.1 mm
13:00
+31.9°C
3 m/s
14:00
+32.4°C
3 m/s
0.1 mm
15:00
+32.7°C
3 m/s
0.1 mm
16:00
+32.8°C
3 m/s
17:00
+32.1°C
2 m/s
18:00
+30.4°C
1 m/s
19:00
+28.4°C
2 m/s
20:00
+27°C
2 m/s
21:00
+26.2°C
2 m/s
22:00
+25.8°C
2 m/s
23:00
+25.6°C
3 m/s
July 21, 2026 00:00 01:00 02:00 03:00 Now 05:00 06:00 07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00
Temperature +23.8°C +23.5°C +23.3°C +23.2°C +23°C +22.8°C +22.9°C +23.2°C +24.6°C +26.5°C +28.4°C +29.7°C +30.9°C +31.9°C +32.4°C +32.7°C +32.8°C +32.1°C +30.4°C +28.4°C +27°C +26.2°C +25.8°C +25.6°C
Feels like +26.3°C +25.9°C +25.7°C +25.6°C +25.4°C +25.3°C +25.4°C +25.6°C +27.3°C +30°C +32.7°C +34.5°C +36°C +37.1°C +37.4°C +37.7°C +37.8°C +37.3°C +35.2°C +32.4°C +30.4°C +29.3°C +28.9°C +28.6°C
Precipitation 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0.1 mm 0.1 mm 0 mm 0.1 mm 0.1 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm
Humidity 93% 94% 94% 95% 96% 98% 98% 97% 92% 85% 77% 70% 64% 60% 57% 55% 55% 58% 66% 74% 80% 85% 87% 89%
Wind 1 m/s 1 m/s 1 m/s 1 m/s 1 m/s 1 m/s 1 m/s 1 m/s 1 m/s 2 m/s 3 m/s 3 m/s 3 m/s 3 m/s 3 m/s 3 m/s 3 m/s 2 m/s 1 m/s 2 m/s 2 m/s 2 m/s 2 m/s 3 m/s
Wind gusts 3 m/s 2 m/s 2 m/s 2 m/s 2 m/s 2 m/s 2 m/s 1 m/s 3 m/s 4 m/s 5 m/s 5 m/s 6 m/s 6 m/s 6 m/s 5 m/s 5 m/s 4 m/s 4 m/s 3 m/s 3 m/s 3 m/s 3 m/s 4 m/s
Wind direction 57° (ENE) 47° (NE) 39° (NE) 44° (NE) 54° (NE) 54° (NE) 50° (NE) 54° (NE) 57° (ENE) 54° (NE) 63° (ENE) 76° (ENE) 83° (E) 91° (E) 93° (E) 89° (E) 87° (E) 85° (E) 74° (ENE) 62° (ENE) 56° (NE) 45° (NE) 39° (NE) 38° (NE)
Pressure 759 mmHg 759 mmHg 758 mmHg 758 mmHg 758 mmHg 758 mmHg 758 mmHg 759 mmHg 759 mmHg 760 mmHg 760 mmHg 760 mmHg 759 mmHg 759 mmHg 758 mmHg 758 mmHg 757 mmHg 757 mmHg 757 mmHg 758 mmHg 758 mmHg 758 mmHg 759 mmHg 760 mmHg
Cloud cover 18% 9% 1% 4% 10% 18% 8% 1% 6% 21% 28% 49% 95% 46% 41% 75% 75% 55% 18% 34% 38% 40% 38% 26%
Visibility 11 km 10 km 10 km 10 km 8 km 6 km 6 km 8 km 13 km 16 km 16 km 16 km 16 km 16 km 16 km 16 km 16 km 16 km 16 km 16 km 16 km 16 km 16 km 16 km
UV index 0 0 0 0 0 0 0 0 0 2 4 6 3 7 6 2 1 0 0 0 0 0 0 0
Rain chance 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 15% 20% 5% 15% 20% 10% 5% 0% 0% 0% 0% 0% 0%
Snow chance
Sunrise
06:36
Duration
11 h 57 min
Sunset
18:34
Moonrise
12:11
Moonset
Moon phase
First Quarter
Illumination
45%
+26°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +22°C Precipitation: 0 mm Wind: 1 — 2 m/s Humidity: 75%
MetricValue MetricValue
Day temperature (max.) +34°C Sun hours 11 h
UV index 7 Cloud cover (avg.) 27%
Pressure (avg.) 759 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 8 km Sea temperature
Feels like (avg.) +28°C Dew point (avg.) +21°C
Heat index (avg.) +29°C Wind chill (avg.) +27°C
Wind gusts (max.) 3 m/s Wind direction (avg.) 110° ↑ (NNE)
Sunrise
06:36
Duration
11 h 58 min
Sunset
18:34
Moonrise
03:18
Moonset
15:34
Moon phase
Waning Crescent
Illumination
18%
+27°C
Weather archive — for 2024 year
Patchy rain nearby
Weather archive — for 2024 year
Nighttime: +21°C Precipitation: 0.1 mm Wind: 2 — 3 m/s Humidity: 66%
MetricValue MetricValue
Day temperature (max.) +35°C Sun hours 12 h
UV index 7 Cloud cover (avg.) 36%
Pressure (avg.) 759 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +30°C Dew point (avg.) +20°C
Heat index (avg.) +30°C Wind chill (avg.) +27°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 114° ↑ (NNE)
Sunrise
06:36
Duration
11 h 58 min
Sunset
18:34
Moonrise
19:02
Moonset
06:43
Moon phase
Full Moon
Illumination
100%
+27°C
Weather archive — for 2023 year
Overcast
Weather archive — for 2023 year
Nighttime: +23°C Precipitation: 0 mm Wind: 2 — 3 m/s Humidity: 65%
MetricValue MetricValue
Day temperature (max.) +32°C Sun hours 7 h
UV index 6 Cloud cover (avg.) 49%
Pressure (avg.) 761 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +28°C Dew point (avg.) +20°C
Heat index (avg.) +28°C Wind chill (avg.) +26°C
Wind gusts (max.) 8 m/s Wind direction (avg.) 140° → (E)
Sunrise
06:36
Duration
11 h 58 min
Sunset
18:34
Moonrise
09:26
Moonset
21:41
Moon phase
Waxing Crescent
Illumination
20%
+27°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +23°C Precipitation: 0.3 mm Wind: 1 — 2 m/s Humidity: 77%
MetricValue MetricValue
Day temperature (max.) +32°C Sun hours 3 h
UV index 6 Cloud cover (avg.) 80%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 9 km Sea temperature
Feels like (avg.) +30°C Dew point (avg.) +21°C
Heat index (avg.) +30°C Wind chill (avg.) +27°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 54° ↗ (ENE)
Sunrise
06:36
Duration
11 h 58 min
Sunset
18:34
Moonrise
00:49
Moonset
13:04
Moon phase
Last Quarter
Illumination
43%
+26°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +22°C Precipitation: 0.1 mm Wind: 2 — 2 m/s Humidity: 87%
MetricValue MetricValue
Day temperature (max.) +30°C Sun hours 8 h
UV index 6 Cloud cover (avg.) 85%
Pressure (avg.) 761 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 7 km Sea temperature
Feels like (avg.) +29°C Dew point (avg.) +23°C
Heat index (avg.) +29°C Wind chill (avg.) +26°C
Wind gusts (max.) 8 m/s Wind direction (avg.) 71° ↑ (NNE)
Sunrise
06:36
Duration
11 h 58 min
Sunset
18:34
Moonrise
16:15
Moonset
03:55
Moon phase
Waxing Gibbous
Illumination
80%
+27°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +22°C Precipitation: 0 mm Wind: 1 — 1 m/s Humidity: 61%
MetricValue MetricValue
Day temperature (max.) +34°C Sun hours 11 h
UV index 7 Cloud cover (avg.) 16%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +29°C Dew point (avg.) +19°C
Heat index (avg.) +29°C Wind chill (avg.) +27°C
Wind gusts (max.) 8 m/s Wind direction (avg.) 84° → (E)
Sunrise
06:36
Duration
11 h 58 min
Sunset
18:34
Moonrise
07:22
Moonset
19:39
Moon phase
Waxing Crescent
Illumination
2%
+25°C
Weather archive — for 2019 year
Partly Cloudy
Weather archive — for 2019 year
Nighttime: +22°C Precipitation: 0 mm Wind: 1 — 3 m/s Humidity: 72%
MetricValue MetricValue
Day temperature (max.) +30°C Sun hours 11 h
UV index 7 Cloud cover (avg.) 35%
Pressure (avg.) 760 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +28°C Dew point (avg.) +20°C
Heat index (avg.) +28°C Wind chill (avg.) +26°C
Wind gusts (max.) 9 m/s Wind direction (avg.) 162° → (ESE)
Sunrise
06:36
Duration
11 h 58 min
Sunset
18:34
Moonrise
22:22
Moonset
10:03
Moon phase
Waning Gibbous
Illumination
67%

Weather in Altamira on 21 July in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +34°C +22°C +26°C 11 h 7 75% 1 — 2 m/s
2024 +35°C +21°C +27°C 12 h 7 66% 2 — 3 m/s
2023 +32°C +23°C +27°C 7 h 6 65% 2 — 3 m/s
2022 +32°C +23°C +27°C 3 h 6 77% 1 — 2 m/s
2021 +30°C +22°C +26°C 8 h 6 87% 2 — 2 m/s
2020 +34°C +22°C +27°C 11 h 7 61% 1 — 1 m/s
2019 +30°C +22°C +25°C 11 h 7 72% 1 — 3 m/s