WeatherWX.com
Galveston Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 61°F Lo 50°F | Hi 63°F Lo 53°F | Hi 69°F Lo 59°F | Hi 75°F Lo 65°F | Hi 81°F Lo 73°F | Hi 86°F Lo 79°F | Hi 87°F Lo 80°F | Hi 88°F Lo 80°F | Hi 85°F Lo 77°F | Hi 79°F Lo 68°F | Hi 70°F Lo 59°F | Hi 64°F Lo 53°F |
| 11 mph | 12 mph | 12 mph | 12 mph | 12 mph | 10 mph | 9 mph | 9 mph | 9 mph | 10 mph | 11 mph | 11 mph |
| 1.4 in | 0.9 in | 1.2 in | 1.4 in | 1.6 in | 1.8 in | 2.1 in | 2.3 in | 2.8 in | 1.7 in | 1.4 in | 1.4 in |
| 76% | 81% | 80% | 79% | 79% | 76% | 76% | 74% | 74% | 71% | 74% | 78% |
| 40% | 50% | 42% | 39% | 35% | 33% | 34% | 34% | 37% | 28% | 36% | 47% |
| 30.1 in | 30.1 in | 30.0 in | 30.0 in | 29.9 in | 29.9 in | 30.0 in | 29.9 in | 29.9 in | 30.0 in | 30.1 in | 30.1 in |
| 26 | 23 | 26 | 24 | 24 | 21 | 21 | 21 | 19 | 25 | 25 | 25 |
| 5 | 5 | 5 | 6 | 7 | 9 | 11 | 11 | 11 | 6 | 5 | 6 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4 | 4 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 4 |
| 64 | 42 | 55 | 59 | 70 | 65 | 58 | 61 | 57 | 79 | 65 | 52 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 16°C Lo 10°C | Hi 17°C Lo 12°C | Hi 21°C Lo 15°C | Hi 24°C Lo 18°C | Hi 27°C Lo 23°C | Hi 30°C Lo 26°C | Hi 31°C Lo 27°C | Hi 31°C Lo 27°C | Hi 29°C Lo 25°C | Hi 26°C Lo 20°C | Hi 21°C Lo 15°C | Hi 18°C Lo 12°C |
| 18 km/h | 19 km/h | 18 km/h | 20 km/h | 19 km/h | 16 km/h | 15 km/h | 14 km/h | 14 km/h | 17 km/h | 18 km/h | 18 km/h |
| 35 mm | 24 mm | 29 mm | 35 mm | 39 mm | 46 mm | 52 mm | 58 mm | 71 mm | 43 mm | 35 mm | 35 mm |
| 76% | 81% | 80% | 79% | 79% | 76% | 76% | 74% | 74% | 71% | 74% | 78% |
| 40% | 50% | 42% | 39% | 35% | 33% | 34% | 34% | 37% | 28% | 36% | 47% |
| 1021 mb | 1019 mb | 1017 mb | 1014 mb | 1014 mb | 1014 mb | 1015 mb | 1014 mb | 1014 mb | 1016 mb | 1020 mb | 1019 mb |
| 26 | 23 | 26 | 24 | 24 | 21 | 21 | 21 | 19 | 25 | 25 | 25 |
| 5 | 5 | 5 | 6 | 7 | 9 | 11 | 11 | 11 | 6 | 5 | 6 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4 | 4 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 4 |
| 64 | 42 | 55 | 59 | 70 | 65 | 58 | 61 | 57 | 79 | 65 | 52 |
| 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.