Brazil
Porto Alegre sees feels-like daytime highs peak around 36.6°C in January and nighttime lows bottom out near 12.5°C in July. September is the wettest month (~135 mm), while March is the driest (~90 mm). For sunshine, March leads with about 63% clear skies.
Based on mild feels-like temperatures and low rain chances, the most comfortable months are May, September, and August — expect around 16.3–25.5°C with roughly 30% chance of rain on a given day in May.
| Month | Low / High °C | Rain % | Rainfall | Clear skies | Wind |
|---|---|---|---|---|---|
| January | 26.2° / 36.6° | 41% | 105 mm | 61% | 13.2 kph |
| February | 26.2° / 36.2° | 39% | 100 mm | 60% | 12.7 kph |
| March | 24.8° / 34.9° | 35% | 90 mm | 63% | 12.3 kph |
| April | 21.1° / 30.7° | 32% | 95 mm | 60% | 12 kph |
| May☀ | 16.3° / 25.5° | 30% | 101 mm | 55% | 11.6 kph |
| June | 13.6° / 22.7° | 32% | 121 mm | 52% | 11.5 kph |
| July | 12.5° / 21.6° | 34% | 133 mm | 55% | 11.9 kph |
| August☀ | 13.8° / 23.8° | 34% | 120 mm | 56% | 12.5 kph |
| September☀ | 16.2° / 25.7° | 34% | 135 mm | 56% | 13.3 kph |
| October | 19.8° / 29.4° | 35% | 135 mm | 57% | 13.7 kph |
| November | 22.4° / 32.4° | 34% | 106 mm | 61% | 13.7 kph |
| December | 24.1° / 35° | 38% | 98 mm | 62% | 13.5 kph |
Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).
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