San Antonio, Texas
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 41° 63° 0° (1949) 89° (1971) 1.76" 0.7"
February 44° 67° 4° (1899) 100° (1996) 1.86" 0"
March 51° 74° 19° (2002) 100° (1991) 2.31" 0"
April 58° 81° 31° (1987) 101° (1996) 2.1" 0"
May 67° 87° 43° (1984) 104° (2004) 4.01" 0"
June 73° 92° 48° (1919) 107° (1998) 4.14" 0"
July 75° 95° 60° (1905) 106° (1989) 2.74" 0"
August 75° 96° 57° (1891) 108° (1986) 2.09" 0"
September 69° 90° 41° (1942) 111° (2000) 3.03" 0"
October 60° 82° 27° (1993) 99° (1991) 4.11" 0"
November 50° 72° 21° (1976) 94° (1988) 2.28" 0"
December 42° 64° 6° (1989) 90° (1955) 1.91" 0.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 73° 94° 61° (1915) 102° (2000) 0.11" 0"
Sep 2 73° 94° 61° (1915) 104° (2000) 0.1" 0"
Sep 3 73° 94° 61° (1974) 104° (2000) 0.1" 0"
Sep 4 73° 93° 56° (1974) 109° (2000) 0.11" 0"
Sep 5 72° 93° 54° (1974) 111° (2000) 0.11" 0"
Sep 6 72° 93° 53° (1974) 102° (2000) 0.11" 0"
Sep 7 72° 93° 56° (1974) 100° (1994) 0.11" 0"
Sep 8 71° 92° 59° (1918) 101° (1993) 0.11" 0"
Sep 9 71° 92° 57° (1957) 102° (1893) 0.11" 0"
Sep 10 71° 92° 60° (1907) 101° (1940) 0.11" 0"
Sep 11 71° 92° 56° (1968) 103° (1893) 0.11" 0"
Sep 12 70° 91° 56° (1968) 103° (1893) 0.11" 0"
Sep 13 70° 91° 55° (1892) 100° (2008) 0.1" 0"
Sep 14 70° 91° 52° (1945) 98° (1965) 0.1" 0"
Sep 15 69° 90° 57° (1989) 98° (1988) 0.1" 0"
Sep 16 69° 90° 55° (1945) 99° (1954) 0.1" 0"
Sep 17 69° 90° 56° (1945) 98° (1997) 0.09" 0"
Sep 18 68° 90° 50° (1903) 97° (1997) 0.1" 0"
Sep 19 68° 89° 46° (1981) 98° (1995) 0.09" 0"
Sep 20 68° 89° 51° (1981) 100° (1947) 0.1" 0"
Sep 21 68° 89° 53° (1913) 100° (1909) 0.09" 0"
Sep 22 67° 89° 46° (1983) 101° (1926) 0.09" 0"
Sep 23 67° 88° 49° (1999) 99° (2005) 0.09" 0"
Sep 24 67° 88° 51° (1947) 102° (2005) 0.09" 0"
Sep 25 66° 88° 50° (1989) 105° (2005) 0.1" 0"
Sep 26 66° 87° 47° (1975) 103° (2005) 0.1" 0"
Sep 27 66° 87° 41° (1942) 102° (2005) 0.09" 0"
Sep 28 65° 87° 47° (1967) 104° (2005) 0.1" 0"
Sep 29 65° 87° 47° (1908) 96° (1954) 0.1" 0"
Sep 30 65° 86° 46° (1890) 95° (2008) 0.1" 0"
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