WeatherWX.com
Houston Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 51°F Lo 36°F | Hi 56°F Lo 39°F | Hi 64°F Lo 46°F | Hi 72°F Lo 53°F | Hi 81°F Lo 62°F | Hi 89°F Lo 69°F | Hi 91°F Lo 72°F | Hi 91°F Lo 71°F | Hi 86°F Lo 66°F | Hi 75°F Lo 55°F | Hi 62°F Lo 44°F | Hi 55°F Lo 40°F |
| 7 mph | 8 mph | 8 mph | 8 mph | 6 mph | 5 mph | 5 mph | 5 mph | 5 mph | 7 mph | 7 mph | 7 mph |
| 5.6 in | 6.4 in | 6.8 in | 6.7 in | 5.3 in | 4.1 in | 4.7 in | 4.3 in | 4.5 in | 4.5 in | 3.7 in | 6.1 in |
| 77% | 79% | 79% | 76% | 76% | 73% | 73% | 73% | 71% | 70% | 73% | 80% |
| 45% | 50% | 47% | 38% | 36% | 33% | 36% | 34% | 30% | 30% | 34% | 49% |
| 30.2 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.2 in | 30.1 in |
| 23 | 19 | 23 | 23 | 21 | 19 | 17 | 19 | 23 | 25 | 24 | 23 |
| 7 | 8 | 8 | 7 | 10 | 11 | 14 | 12 | 7 | 6 | 6 | 8 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 3 | 3 | 4 | 5 | 6 | 6 | 6 | 6 | 5 | 4 | 3 | 3 |
| 182 | 147 | 156 | 200 | 205 | 214 | 201 | 208 | 230 | 241 | 219 | 158 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 11°C Lo 2°C | Hi 13°C Lo 4°C | Hi 18°C Lo 8°C | Hi 22°C Lo 11°C | Hi 27°C Lo 16°C | Hi 32°C Lo 21°C | Hi 33°C Lo 22°C | Hi 33°C Lo 22°C | Hi 30°C Lo 19°C | Hi 24°C Lo 13°C | Hi 17°C Lo 7°C | Hi 13°C Lo 5°C |
| 12 km/h | 12 km/h | 12 km/h | 12 km/h | 10 km/h | 9 km/h | 8 km/h | 8 km/h | 9 km/h | 10 km/h | 11 km/h | 12 km/h |
| 142 mm | 162 mm | 173 mm | 170 mm | 134 mm | 105 mm | 120 mm | 109 mm | 115 mm | 114 mm | 95 mm | 155 mm |
| 77% | 79% | 79% | 76% | 76% | 73% | 73% | 73% | 71% | 70% | 73% | 80% |
| 45% | 50% | 47% | 38% | 36% | 33% | 36% | 34% | 30% | 30% | 34% | 49% |
| 1021 mb | 1020 mb | 1019 mb | 1016 mb | 1016 mb | 1014 mb | 1015 mb | 1015 mb | 1016 mb | 1017 mb | 1021 mb | 1021 mb |
| 23 | 19 | 23 | 23 | 21 | 19 | 17 | 19 | 23 | 25 | 24 | 23 |
| 7 | 8 | 8 | 7 | 10 | 11 | 14 | 12 | 7 | 6 | 6 | 8 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 3 | 3 | 4 | 5 | 6 | 6 | 6 | 6 | 5 | 4 | 3 | 3 |
| 182 | 147 | 156 | 200 | 205 | 214 | 201 | 208 | 230 | 241 | 219 | 158 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.