WEATHER IN Port Arthur
Climate tables. Data for Port Arthur.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | -11.7 (1930) | 6.6 | 12.1 | 17.5 | 28.9 (1909) |
| february | -10.6 (1951) | 8.8 | 14.2 | 19.6 | 32.2 (1906) |
| march | -5.0 (2002) | 11.9 | 17.4 | 22.9 | 32.2 (1910) |
| april | 0.0 (1987) | 15.3 | 20.7 | 26.1 | 34.4 (1987) |
| may | 5.6 (2013) | 19.6 | 24.7 | 29.8 | 38.3 (1905) |
| june | 13.3 (1984) | 22.8 | 27.8 | 32.7 | 41.1 (1902) |
| july | 16.1 (1990) | 23.7 | 28.7 | 33.7 | 42.2 (1902) |
| august | 14.4 (1911) | 23.6 | 28.8 | 33.9 | 42.2 (2000) |
| september | 7.2 (1967) | 21.4 | 26.7 | 31.9 | 40.6 (2000) |
| october | 0.0 (1989) | 16.2 | 22.0 | 27.8 | 37.2 (1905) |
| november | -5.6 (1976) | 10.8 | 16.6 | 22.4 | 32.2 (1905) |
| december | -11.1 (1989) | 7.7 | 13.1 | 18.6 | 28.9 (1978) |
| year | -11.7 (1930) | 15.3 | 20.6 | 25.7 | 42.2 (1902) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 135 | 15 (1971) | 378 (1991) | 109 (1984) |
| february | 79 | 5 (1989) | 334 (1952) | 239 (1952) |
| march | 92 | 2 (1955) | 259 (1949) | 115 (1934) |
| april | 100 | 7 (1987) | 389 (1973) | 256 (1973) |
| may | 119 | 0.3 (2003) | 335 (1991) | 324 (1923) |
| june | 170 | 19 (1980) | 480 (1989) | 227 (1961) |
| july | 174 | 16 (1956) | 475 (1959) | 301 (1943) |
| august | 175 | 0.0 (1999) | 438 (1966) | 211 (1966) |
| september | 170 | 13 (1953) | 558 (1980) | 307 (1963) |
| october | 139 | 0.0 (1952) | 383 (1970) | 235 (1902) |
| november | 99 | 4 (1967) | 275 (1977) | 196 (1946) |
| december | 127 | 34 (1954) | 457 (1982) | 204 (1982) |
| year | 1536 | 774 (2011) | 2071 (1991) | 324 (1923) |
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 |