Climate normals · 1970–2000
Houston Climate
Houston is a city in United States (TX) with a population of about 2,314,157. Its average annual temperature is 20.9°C (70°F), with roughly 1216 mm of rain per year.
20.9°C
Avg Temp
1216
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
Houston Climate
Houston has an average annual temperature of 20.9°C (70°F) and receives about 1216 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
20.9°C
Avg Temp
1216
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 12° / 53° | 91 mm |
| February | 13° / 56° | 78 mm |
| March | 17° / 63° | 70 mm |
| April | 21° / 69° | 81 mm |
| May | 25° / 76° | 126 mm |
| June | 28° / 82° | 142 mm |
| July | 29° / 84° | 102 mm |
| August | 29° / 83° | 99 mm |
| September | 27° / 80° | 131 mm |
| October | 22° / 71° | 103 mm |
| November | 17° / 62° | 103 mm |
| December | 13° / 55° | 90 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Houston
The most comfortable months to visit Houston are typically April, October and March, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 34°C high). The coldest is January (near 6°C low). June is usually the wettest month.
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Frequently Asked Questions
The most comfortable months to visit Houston are typically April, October and March, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Houston, United States has an average annual temperature of 20.9°C and about 1216 mm of precipitation per year. The warmest month is July and the coldest is January.
In July, the hottest month, daily highs in Houston average about 34°C (94°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.