Cost, Texas
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 39° 61° 12° (1982) 89° (1971) 2.36" 0"
February 42° 65° 15° (1989) 96° (1986) 2.08" 0"
March 50° 72° 13° (2002) 100° (1971) 2.22" 0"
April 56° 79° 31° (1987) 98° (1984) 3.04" 0"
May 65° 85° 44° (1984) 102° (1984) 5.43" 0"
June 71° 90° 50° (1984) 108° (1998) 4.24" 0"
July 73° 94° 59° (1967) 105° (1984) 1.6" 0"
August 72° 94° 58° (1967) 107° (1986) 2.68" 0"
September 68° 89° 47° (1989) 111° (2000) 3.2" 0"
October 58° 81° 28° (1993) 98° (1977) 3.87" 0"
November 48° 71° 21° (1993) 93° (1969) 2.84" 0"
December 40° 63° 4° (1989) 86° (2007) 2.46" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 43° 66° 22° (1976) 84° (1970) 0.08" NA
Dec 2 43° 66° 29° (1979) 84° (1970) 0.08" NA
Dec 3 43° 65° 29° (1974) 83° (1970) 0.08" NA
Dec 4 43° 65° 28° (1968) 86° (1970) 0.08" NA
Dec 5 42° 65° 26° (1990) 85° (1977) 0.08" NA
Dec 6 42° 65° 26° (1990) 86° (1977) 0.08" NA
Dec 7 42° 64° 27° (1984) 81° (1966) 0.08" NA
Dec 8 42° 64° 28° (1984) 81° (1966) 0.08" NA
Dec 9 41° 64° 26° (1978) 86° (2007) 0.08" NA
Dec 10 41° 64° 18° (1978) 82° (1970) 0.08" NA
Dec 11 41° 64° 21° (1978) 84° (1983) 0.08" NA
Dec 12 41° 63° 21° (1966) 81° (1981) 0.08" NA
Dec 13 41° 63° 20° (1966) 84° (1973) 0.08" NA
Dec 14 40° 63° 20° (1966) 82° (1984) 0.08" NA
Dec 15 40° 63° 21° (1966) 83° (1975) 0.08" NA
Dec 16 40° 63° 15° (1989) 78° (1969) 0.08" NA
Dec 17 40° 63° 17° (1989) 84° (1977) 0.08" NA
Dec 18 40° 62° 24° (1972) 81° (2006) 0.08" NA
Dec 19 40° 62° 20° (1996) 81° (2006) 0.08" NA
Dec 20 39° 62° 20° (1996) 80° (1977) 0.08" NA
Dec 21 39° 62° 19° (1973) 82° (1971) 0.08" NA
Dec 22 39° 62° 15° (1989) 82° (1970) 0.08" NA
Dec 23 39° 62° 4° (1989) 83° (1981) 0.08" NA
Dec 24 39° 61° 4° (1989) 80° (1982) 0.08" NA
Dec 25 39° 61° 12° (1983) 80° (1977) 0.08" NA
Dec 26 39° 61° 14° (1983) 78° (1971) 0.08" NA
Dec 27 39° 61° 22° (1983) 79° (1988) 0.08" NA
Dec 28 39° 61° 28° (1972) 80° (1971) 0.08" NA
Dec 29 39° 61° 20° (1966) 82° (1971) 0.08" NA
Dec 30 39° 61° 15° (1983) 82° (1984) 0.07" NA
Dec 31 38° 61° 16° (1983) 84° (1973) 0.07" NA
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