United States of America
Brownsville sees feels-like daytime highs peak around 42.6°C in July and nighttime lows bottom out near 13.8°C in January. September is the wettest month (~100 mm), while February is the driest (~21 mm). For sunshine, May leads with about 69% clear skies.
Based on mild feels-like temperatures and low rain chances, the most comfortable months are December, February, and January — expect around 15.1–26°C with roughly 10% chance of rain on a given day in December.
| Month | Low / High °C | Rain % | Rainfall | Clear skies | Wind |
|---|---|---|---|---|---|
| January☀ | 13.8° / 24.7° | 11% | 24 mm | 55% | 18.9 kph |
| February☀ | 16.1° / 27.3° | 9% | 21 mm | 60% | 19.7 kph |
| March | 19.6° / 30° | 10% | 27 mm | 62% | 20.6 kph |
| April | 24.4° / 34.2° | 13% | 32 mm | 62% | 20.7 kph |
| May | 28.8° / 39.2° | 19% | 54 mm | 69% | 20.1 kph |
| June | 30.5° / 41.2° | 21% | 57 mm | 64% | 19.1 kph |
| July | 31.9° / 42.6° | 17% | 48 mm | 45% | 18.3 kph |
| August | 31.6° / 42.3° | 22% | 58 mm | 40% | 16.4 kph |
| September | 29° / 39.5° | 32% | 100 mm | 48% | 15.4 kph |
| October | 24.8° / 35.7° | 23% | 68 mm | 62% | 16.9 kph |
| November | 19.7° / 30.5° | 13% | 36 mm | 65% | 18.3 kph |
| December☀ | 15.1° / 26° | 10% | 23 mm | 57% | 18.8 kph |
Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).
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