WEATHER IN Galveston
Climate tables. Data for Galveston.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | -11.7 (1886) | 9.1 | 13.1 | 16.9 | 27.2 (1934) |
| february | -13.3 (1899) | 10.8 | 14.7 | 18.5 | 28.3 (1900) |
| march | -3.3 (1980) | 14.7 | 18.0 | 21.3 | 31.7 (2018) |
| april | 3.3 (1938) | 17.0 | 20.8 | 24.5 | 35.0 (2011) |
| may | 10.0 (2013) | 22.4 | 25.3 | 28.2 | 34.4 (1984) |
| june | 13.9 (1903) | 25.2 | 28.1 | 31.1 | 37.8 (2012) |
| july | 18.9 (1910) | 26.7 | 29.4 | 32.1 | 38.3 (1932) |
| august | 19.4 (1913) | 26.2 | 29.4 | 32.5 | 38.9 (1999) |
| september | 11.1 (1942) | 24.2 | 27.8 | 31.4 | 40.0 (2000) |
| october | 3.9 (1993) | 19.7 | 23.5 | 27.2 | 34.4 (1952) |
| november | -3.3 (1911) | 14.6 | 18.3 | 21.9 | 30.0 (2024) |
| december | -10.0 (1983) | 9.9 | 14.2 | 18.6 | 27.8 (2021) |
| year | -13.3 (1899) | 18.4 | 21.9 | 25.3 | 40.0 (2000) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 107 | 0.5 (1909) | 273 (1991) | 137 (1923) |
| february | 65 | 0.8 (2007) | 212 (1992) | 160 (1952) |
| march | 80 | 2 (1953) | 267 (1997) | 203 (1973) |
| april | 78 | 0.0 (1984) | 280 (1904) | 234 (1904) |
| may | 110 | 0.0 (1899) | 280 (1991) | 181 (1975) |
| june | 145 | 0.0 (1907) | 393 (1919) | 265 (1961) |
| july | 97 | 0.0 (1924) | 476 (1900) | 346 (1900) |
| august | 112 | 0.0 (1902) | 677 (2017) | 291 (2002) |
| september | 153 | 0.0 (2008) | 618 (2018) | 229 (1900) |
| october | 140 | 0.0 (1889) | 442 (1877) | 354 (1901) |
| november | 115 | 0.0 (2008) | 411 (1940) | 203 (1940) |
| december | 89 | 0.0 (2008) | 261 (1887) | 195 (2016) |
| year | 1289 | 525 (2008) | 1991 (1900) | 354 (1901) |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |