WEATHER IN San
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Climate tables. Data for San.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | 5.8 (1986) | 18.3 | 24.6 | 32.6 | 40.5 (2011) |
| february | 10.0 (1977) | 21.0 | 27.9 | 36.0 | 43.2 (2010) |
| march | 12.2 (1961) | 25.0 | 31.5 | 39.0 | 44.0 (1990) |
| april | 17.0 (1976) | 28.3 | 34.0 | 40.6 | 45.0 (2002) |
| may | 17.8 (1962) | 28.5 | 33.5 | 39.7 | 44.5 (2012) |
| june | 16.8 (1989) | 26.5 | 31.3 | 37.4 | 46.1 (1965) |
| july | 18.6 (2005) | 24.8 | 28.7 | 34.0 | 40.5 (2002) |
| august | 18.2 (1986) | 23.8 | 27.3 | 32.0 | 39.0 (1975) |
| september | 19.0 (1976) | 24.2 | 28.0 | 33.1 | 41.0 (2005) |
| october | 17.8 (1963) | 24.8 | 29.8 | 35.8 | 43.0 (1997) |
| november | 0.6 (1993) | 21.9 | 28.4 | 36.1 | 41.2 (2014) |
| december | 6.2 (1984) | 18.7 | 25.4 | 33.5 | 39.5 (2016) |
| year | () | () |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 0.2 | 0.0 (1964) | 9999.0 (2000) | 0.0 (1978) |
| february | 0.1 | 0.0 (1964) | 5.0 (1968) | 0.0 (1977) |
| march | 0.4 | 0.0 (1964) | 32.0 (1971) | 0.5 (1978) |
| april | 1.3 | 0.0 (2015) | 281.0 (2001) | 199.9 (1981) |
| may | 12.2 | 0.0 (1934) | 431.0 (2016) | 41.9 (1981) |
| june | 35.3 | 0.0 (2019) | 234.0 (1927) | 80.0 (1977) |
| july | 116.3 | 0.0 (2018) | 348.0 (1953) | 70.1 (1981) |
| august | 162.2 | 0.0 (2019) | 484.0 (1950) | 67.1 (1991) |
| september | 74.8 | 0.0 (2019) | 277.0 (1998) | 50.0 (1979) |
| october | 14.3 | 0.0 (1924) | 177.0 (1996) | 50.0 (1979) |
| november | 0.2 | 0.0 (1964) | 60.0 (1936) | 0.0 (1977) |
| december | 0.2 | 0.0 (1977) | 16.0 (1964) | 0.0 (1974) |
| year | () | () | () |
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 |


