San Antonio, Texas
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 39° 62° 0° (1949) 89° (1971) 1.66" 0.7"
February 43° 67° 4° (1899) 100° (1996) 1.75" 0.1"
March 50° 74° 19° (2002) 100° (1991) 1.89" 0"
April 57° 80° 31° (1987) 101° (1996) 2.6" 0"
May 66° 86° 43° (1984) 104° (2004) 4.72" 0"
June 72° 91° 48° (1919) 107° (1998) 4.3" 0"
July 74° 95° 60° (1905) 106° (1989) 2.03" 0"
August 74° 95° 57° (1891) 108° (1986) 2.57" 0"
September 69° 90° 41° (1942) 111° (2000) 3" 0"
October 59° 82° 27° (1993) 99° (1991) 3.86" 0"
November 49° 71° 21° (1976) 94° (1988) 2.58" 0"
December 41° 64° 6° (1989) 90° (1955) 1.96" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 72° 93° 61° (1915) 102° (2000) 0.09" NA
Sep 2 72° 93° 61° (1915) 104° (2000) 0.09" NA
Sep 3 72° 93° 61° (1974) 104° (2000) 0.09" NA
Sep 4 71° 92° 56° (1974) 109° (2000) 0.09" NA
Sep 5 71° 92° 54° (1974) 111° (2000) 0.09" NA
Sep 6 71° 92° 53° (1974) 102° (2000) 0.09" NA
Sep 7 71° 92° 56° (1974) 100° (1994) 0.09" NA
Sep 8 71° 92° 59° (1918) 101° (1993) 0.09" NA
Sep 9 70° 91° 57° (1957) 102° (1893) 0.09" NA
Sep 10 70° 91° 60° (1907) 101° (1940) 0.09" NA
Sep 11 70° 91° 56° (1968) 103° (1893) 0.09" NA
Sep 12 70° 91° 56° (1968) 103° (1893) 0.1" NA
Sep 13 70° 91° 55° (1892) 100° (1912) 0.1" NA
Sep 14 69° 90° 52° (1945) 98° (1965) 0.1" NA
Sep 15 69° 90° 57° (1989) 98° (1988) 0.1" NA
Sep 16 69° 90° 55° (1945) 99° (1954) 0.1" NA
Sep 17 69° 90° 56° (1945) 98° (1997) 0.1" NA
Sep 18 68° 90° 50° (1903) 97° (1997) 0.1" NA
Sep 19 68° 89° 46° (1981) 98° (1995) 0.1" NA
Sep 20 68° 89° 51° (1981) 100° (1947) 0.1" NA
Sep 21 68° 89° 53° (1913) 100° (1909) 0.1" NA
Sep 22 67° 89° 46° (1983) 101° (1926) 0.11" NA
Sep 23 67° 88° 49° (1999) 99° (2005) 0.11" NA
Sep 24 67° 88° 51° (1947) 102° (2005) 0.11" NA
Sep 25 66° 88° 50° (1989) 105° (2005) 0.11" NA
Sep 26 66° 88° 47° (1975) 103° (2005) 0.11" NA
Sep 27 66° 87° 41° (1942) 102° (2005) 0.11" NA
Sep 28 66° 87° 47° (1967) 104° (2005) 0.11" NA
Sep 29 65° 87° 47° (1908) 96° (1954) 0.12" NA
Sep 30 65° 87° 46° (1890) 95° (1977) 0.12" NA
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