- Warmest month
- August
- Coldest month
- January
- Wettest month
- June
- Driest month
- February
- Mildest months
- January, February, March, April, November, December
| Month | Average high | Average low | Rain |
|---|---|---|---|
| January | 17.7 °C (64 °F) | 7.8 °C (46 °F) | 104 mm |
| February | 19.8 °C (68 °F) | 10.1 °C (50 °F) | 72 mm |
| March | 23 °C (73 °F) | 13.3 °C (56 °F) | 83 mm |
| April | 26.3 °C (79 °F) | 16.6 °C (62 °F) | 104 mm |
| May | 29.9 °C (86 °F) | 20.7 °C (69 °F) | 138 mm |
| June | 32.8 °C (91 °F) | 23.8 °C (75 °F) | 155 mm |
| July | 33.8 °C (93 °F) | 24.8 °C (77 °F) | 117 mm |
| August | 34.2 °C (94 °F) | 24.8 °C (77 °F) | 138 mm |
| September | 31.8 °C (89 °F) | 22.7 °C (73 °F) | 146 mm |
| October | 27.8 °C (82 °F) | 17.7 °C (64 °F) | 147 mm |
| November | 22.6 °C (73 °F) | 12.2 °C (54 °F) | 99 mm |
| December | 18.7 °C (66 °F) | 8.9 °C (48 °F) | 110 mm |
Climate data: Wikipedia
Questions travellers ask
What is the warmest month in Houston?
August, with average highs around 34.2 °C (94 °F).
What is the coldest month in Houston?
January, with average lows around 7.8 °C (46 °F).
When does it rain most in Houston?
June, with about 155 mm of rain.