Houston Climate by Month
Houston, Texas, United States
Hot summers and mild winters, with rain spread through the year.
Hot summers and mild winters, with rain spread through the year: that's Houston's climate in short. Afternoon highs range from 64°F (18°C) in January to 94°F (35°C) in July, and January nights average 45°F (7°C). About 51 in (1299 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 94°F(35°C)
- Average high, July
- Coldest nights
- 45°F(7°C)
- Average low, January
- Rain per year
- 51 in(1299 mm)
- No clear rainy season
- Humidity
- 70%
- Sunniest: July
Best and worst months in Houston
Best for weatherThe most comfortable weather comes in March, with highs around 74°F (24°C) and about 2.9 in (74 mm) of rain a month.
Least pleasantJune and July are the least pleasant; June is the hottest, with highs of 92°F (34°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in March.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Houston weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 64°F(18°C) | 45°F(7°C) | 3.8 in(97 mm) | 69% | 2.6 |
| FebFebruary | 68°F(20°C) | 49°F(9°C) | 3.2 in(81 mm) | 72% | 3.0 |
| MarMarchBest | 74°F(24°C) | 55°F(13°C) | 2.9 in(74 mm) | 68% | 4.0 |
| AprApril | 80°F(27°C) | 60°F(16°C) | 3.2 in(82 mm) | 71% | 5.0 |
| MayMay | 87°F(31°C) | 68°F(20°C) | 3.8 in(97 mm) | 71% | 5.6 |
| JunJune | 92°F(34°C) | 74°F(23°C) | 6.4 in(162 mm) | 70% | 5.8 |
| JulJuly | 94°F(35°C) | 75°F(24°C) | 4.4 in(112 mm) | 71% | 6.1 |
| AugAugust | 94°F(35°C) | 75°F(24°C) | 4.5 in(114 mm) | 69% | 5.6 |
| SepSeptember | 91°F(33°C) | 71°F(22°C) | 5.8 in(147 mm) | 66% | 4.9 |
| OctOctober | 83°F(29°C) | 62°F(17°C) | 4.5 in(115 mm) | 69% | 3.9 |
| NovNovember | 74°F(23°C) | 53°F(12°C) | 4.4 in(113 mm) | 70% | 2.9 |
| DecDecember | 66°F(19°C) | 46°F(8°C) | 4.1 in(105 mm) | 72% | 2.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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