Brazil
Parnaíba sees feels-like daytime highs peak around 41.5°C in April and nighttime lows bottom out near 30.5°C in August. March is the wettest month (~226 mm), while September is the driest (~1 mm). For sunshine, August leads with about 71% clear skies.
Based on mild feels-like temperatures and low rain chances, the most comfortable months are September, August, and October — expect around 31.1–37.9°C with roughly 1% chance of rain on a given day in September.
| Month | Low / High °C | Rain % | Rainfall | Clear skies | Wind |
|---|---|---|---|---|---|
| January | 33° / 40.2° | 41% | 105 mm | 31% | 18 kph |
| February | 32.2° / 39.5° | 58% | 161 mm | 27% | 16.2 kph |
| March | 32.4° / 39.9° | 77% | 226 mm | 22% | 14.8 kph |
| April | 32.9° / 41.5° | 72% | 218 mm | 20% | 13.9 kph |
| May | 32.6° / 41.4° | 48% | 126 mm | 31% | 15 kph |
| June | 31.9° / 40.2° | 24% | 42 mm | 54% | 17.2 kph |
| July | 31.1° / 39.3° | 11% | 17 mm | 68% | 19.2 kph |
| August☀ | 30.5° / 38.4° | 3% | 4 mm | 71% | 21.7 kph |
| September☀ | 31.1° / 37.9° | 1% | 1 mm | 64% | 23.7 kph |
| October☀ | 31.3° / 38.1° | 2% | 2 mm | 50% | 24.5 kph |
| November | 32.9° / 39.9° | 3% | 3 mm | 42% | 23.7 kph |
| December | 33.6° / 40.7° | 16% | 31 mm | 38% | 21.3 kph |
Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).
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