San Antonio, Texas
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 17° -17.8° (1949) 31.7° (1971) 1.76" 0.7"
February 19° -15.6° (1899) 37.8° (1996) 1.86" 0"
March 10° 23° -7.2° (2002) 37.8° (1991) 2.31" 0"
April 15° 27° -0.6° (1987) 38.3° (1996) 2.1" 0"
May 19° 31° 6.1° (1984) 40° (2004) 4.01" 0"
June 23° 34° 8.9° (1919) 41.7° (1998) 4.14" 0"
July 24° 35° 15.6° (1905) 41.1° (1989) 2.74" 0"
August 24° 36° 13.9° (1891) 42.2° (1986) 2.09" 0"
September 21° 32° 5° (1942) 43.9° (2000) 3.03" 0"
October 16° 28° -2.8° (1993) 37.2° (1991) 4.11" 0"
November 10° 22° -6.1° (1976) 34.4° (1988) 2.28" 0"
December 18° -14.4° (1989) 32.2° (1955) 1.91" 0.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 21° -18° (1890) 32° (1899) 0.07" 0"
Mar 2 21° -18° (1980) 34° (1909) 0.08" 0"
Mar 3 21° -18° (1943) 33° (1901) 0.08" 0"
Mar 4 21° -18° (2002) 35° (1901) 0.07" 0"
Mar 5 22° -18° (1966) 34° (1991) 0.09" 0"
Mar 6 22° -18° (1966) 38° (1991) 0.08" 0"
Mar 7 22° -18° (1989) 32° (1929) 0.08" 0"
Mar 8 10° 22° -18° (1947) 32° (2006) 0.07" 0"
Mar 9 10° 22° -18° (1996) 33° (1911) 0.08" 0"
Mar 10 10° 22° -18° (1932) 35° (1954) 0.07" 0"
Mar 11 10° 22° -18° (1948) 34° (1954) 0.07" 0"
Mar 12 10° 23° -18° (1948) 36° (1904) 0.07" 0"
Mar 13 10° 23° -18° (1948) 34° (1971) 0.07" 0"
Mar 14 10° 23° -18° (1993) 36° (2008) 0.08" 0"
Mar 15 10° 23° -18° (1988) 33° (1908) 0.07" 0"
Mar 16 10° 23° -18° (1947) 34° (1908) 0.08" 0"
Mar 17 11° 23° -18° (1947) 33° (1908) 0.07" 0"
Mar 18 11° 23° -18° (1892) 34° (1894) 0.08" 0"
Mar 19 11° 23° -18° (1988) 32° (1974) 0.07" 0"
Mar 20 11° 24° -18° (1965) 34° (1976) 0.07" 0"
Mar 21 11° 24° -18° (1965) 34° (1904) 0.08" 0"
Mar 22 11° 24° -18° (1915) 36° (1971) 0.08" 0"
Mar 23 11° 24° -18° (1968) 36° (1995) 0.08" 0"
Mar 24 11° 24° -18° (1952) 34° (1916) 0.08" 0"
Mar 25 12° 24° -18° (2006) 36° (1899) 0.08" 0"
Mar 26 12° 24° -18° (1955) 36° (1950) 0.08" 0"
Mar 27 12° 25° -18° (1913) 36° (1984) 0.07" 0"
Mar 28 12° 25° -18° (1955) 38° (1971) 0.07" 0"
Mar 29 12° 25° -18° (1987) 34° (2000) 0.07" 0"
Mar 30 12° 25° -18° (1944) 36° (1946) 0.06" 0"
Mar 31 12° 25° -18° (1987) 34° (1946) 0.06" 0"
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