San Leon, Texas
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 43° 62° 14° (1911) 86° (2000) 4.76" 0"
February 46° 66° 20° (1985) 86° (1986) 2.91" 0"
March 53° 72° 22° (1980) 94° (2000) 3.11" 0"
April 60° 77° 30° (1915) 96° (2000) 3.22" 0"
May 67° 84° 46° (1984) 98° (1912) 4.92" 0"
June 73° 89° 54° (1984) 108° (2006) 5.35" 0"
July 74° 91° 60° (1915) 108° (2000) 4.78" 0"
August 74° 92° 60° (1973) 100° (1998) 3.84" 0"
September 70° 88° 41° (1967) 99° (2004) 7.12" 0"
October 60° 81° 34° (1980) 94° (1991) 3.93" 0"
November 52° 72° 20° (1911) 90° (1992) 4.43" 0"
December 45° 65° 8° (1989) 86° (1966) 3.36" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 48° 68° 25° (1979) 80° (1967) 0.13" NA
Dec 2 48° 68° 28° (1979) 79° (1982) 0.12" NA
Dec 3 47° 67° 22° (1911) 80° (1966) 0.12" NA
Dec 4 47° 67° 25° (2007) 80° (1999) 0.12" NA
Dec 5 47° 67° 27° (2006) 81° (1977) 0.11" NA
Dec 6 47° 67° 28° (2006) 86° (1966) 0.11" NA
Dec 7 47° 66° 28° (1984) 79° (1966) 0.11" NA
Dec 8 46° 66° 27° (1984) 79° (1966) 0.11" NA
Dec 9 46° 66° 28° (1978) 81° (1966) 0.1" NA
Dec 10 46° 66° 21° (1978) 80° (1991) 0.1" NA
Dec 11 46° 65° 22° (1978) 76° (1983) 0.1" NA
Dec 12 46° 65° 28° (1966) 79° (1981) 0.1" NA
Dec 13 45° 65° 20° (1989) 80° (1971) 0.1" NA
Dec 14 45° 65° 20° (1914) 78° (1975) 0.1" NA
Dec 15 45° 65° 21° (1914) 79° (1973) 0.1" NA
Dec 16 45° 64° 22° (1989) 79° (1975) 0.1" NA
Dec 17 45° 64° 22° (1989) 81° (1971) 0.1" NA
Dec 18 45° 64° 26° (1979) 79° (1977) 0.1" NA
Dec 19 44° 64° 22° (1996) 76° (1969) 0.1" NA
Dec 20 44° 64° 25° (1996) 81° (1978) 0.1" NA
Dec 21 44° 64° 22° (1973) 80° (1971) 0.1" NA
Dec 22 44° 63° 22° (1973) 78° (1971) 0.1" NA
Dec 23 44° 63° 9° (1989) 80° (1988) 0.1" NA
Dec 24 44° 63° 8° (1989) 77° (1982) 0.11" NA
Dec 25 44° 63° 12° (1983) 79° (1984) 0.11" NA
Dec 26 44° 63° 12° (1983) 75° (1971) 0.11" NA
Dec 27 43° 63° 23° (1983) 78° (1971) 0.11" NA
Dec 28 43° 63° 28° (1904) 83° (1988) 0.12" NA
Dec 29 43° 63° 25° (1983) 82° (1971) 0.12" NA
Dec 30 43° 63° 19° (1983) 79° (1971) 0.12" NA
Dec 31 43° 62° 19° (1983) 80° (1971) 0.13" NA
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