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Weather & Climate
Castelo do Piauí, Piauí, Brazil
Overview
Climate data and monthly weather averages for Castelo do Piauí.
Key Metrics
Annual Avg
27.8°C
Summer Avg
27.8°C
Winter Avg
27.4°C
Record High
40.4°C
Record Low
16.8°C
Annual Precipitation
866.5 mm
Avg Humidity
60%
Summer Humidity
64%
Winter Humidity
54%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 39.2° | 27.6° | 19.8° | 138.3 | 65% | 168 | 34.2 |
| Feb | 39° | 26.4° | 19.4° | 157.6 | 75% | 154 | 38.8 |
| Mar | 39.2° | 25.9° | 19.1° | 202.1 | 80% | 170 | 34.4 |
| Apr | 37.1° | 25.5° | 18.8° | 184.5 | 82% | 159 | 34.7 |
| May | 37.3° | 26.1° | 19° | 75.3 | 74% | 163 | 33.3 |
| Jun | 37.5° | 26.5° | 16.8° | 21.9 | 63% | 158 | 35.9 |
| Jul | 37° | 27.3° | 17.6° | 9.9 | 54% | 173 | 37.3 |
| Aug | 38.9° | 28.4° | 17.9° | 5.6 | 46% | 197 | 38.8 |
| Sep | 39.7° | 29.8° | 19.6° | 1.8 | 42% | 203 | 40.8 |
| Oct | 40.3° | 30.5° | 21° | 9.3 | 44% | 210 | 39.9 |
| Nov | 40.4° | 30.4° | 21.6° | 15.9 | 47% | 193 | 40.7 |
| Dec | 40° | 29.5° | 20.1° | 44.3 | 52% | 180 | 36.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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