Petersburg, Texas
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° 52° -9° (1963) 81° (2006) 0.61" 2.5"
February 29° 56° -6° (1960) 88° (1962) 0.78" 1.6"
March 35° 64° 3° (1980) 94° (1989) 1.28" 0.5"
April 44° 73° 18° (1945) 99° (1959) 1.65" 0.2"
May 54° 81° 29° (1970) 109° (2000) 2.82" 0"
June 63° 89° 38° (2005) 111° (1994) 3.96" 0"
July 67° 93° 46° (1947) 107° (1983) 2.11" 0"
August 66° 91° 48° (1961) 109° (1944) 2.23" 0"
September 58° 84° 34° (1983) 103° (2000) 2.82" 0"
October 47° 74° 16° (1993) 100° (2000) 1.73" 0"
November 35° 62° 2° (1991) 89° (1941) 0.82" 0.6"
December 26° 52° -3° (1989) 85° (1939) 0.82" 1.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 49° 78° 30° (1960) 101° (1947) 0.07" 0"
May 2 49° 78° 29° (1970) 100° (1947) 0.06" 0"
May 3 50° 78° 31° (1967) 96° (1940) 0.06" 0"
May 4 50° 78° 32° (1978) 99° (1940) 0.07" 0"
May 5 50° 79° 35° (1978) 102° (1962) 0.07" 0"
May 6 51° 79° 39° (1953) 94° (1964) 0.07" 0"
May 7 51° 79° 32° (1960) 99° (2000) 0.07" 0"
May 8 51° 79° 36° (1984) 101° (1962) 0.07" 0"
May 9 52° 80° 36° (1984) 101° (1989) 0.07" 0"
May 10 52° 80° 37° (1981) 98° (1974) 0.07" 0"
May 11 52° 80° 38° (1946) 98° (1962) 0.07" 0"
May 12 53° 80° 31° (1960) 101° (2000) 0.08" 0"
May 13 53° 81° 36° (1971) 97° (1963) 0.08" 0"
May 14 53° 81° 36° (1971) 98° (1960) 0.08" 0"
May 15 54° 81° 37° (1942) 97° (1963) 0.09" 0"
May 16 54° 81° 35° (1945) 102° (1996) 0.09" 0"
May 17 54° 82° 41° (1970) 101° (1996) 0.08" 0"
May 18 55° 82° 39° (1986) 99° (1996) 0.09" 0"
May 19 55° 82° 38° (1945) 99° (1996) 0.1" 0"
May 20 55° 82° 38° (1943) 103° (1996) 0.1" 0"
May 21 56° 83° 37° (1967) 100° (1998) 0.11" 0"
May 22 56° 83° 41° (1967) 102° (1986) 0.11" 0"
May 23 56° 83° 45° (1967) 104° (2000) 0.11" 0"
May 24 57° 84° 46° (1971) 109° (2000) 0.12" 0"
May 25 57° 84° 45° (1960) 108° (2000) 0.11" 0"
May 26 57° 84° 43° (1960) 100° (1962) 0.11" 0"
May 27 58° 84° 44° (1961) 103° (1958) 0.12" 0"
May 28 58° 85° 38° (1947) 102° (1984) 0.12" 0"
May 29 58° 85° 40° (1947) 101° (1974) 0.13" 0"
May 30 59° 85° 45° (1947) 102° (1958) 0.12" 0"
May 31 59° 85° 44° (1983) 104° (2003) 0.12" 0"
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