Helena, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° 49° -7° (1950) 69° (1963) 7.08" NA
February 29° 55° 0° (1950) 79° (1991) 6.05" NA
March 32° 60° 12° (1955) 89° (2004) 5.49" NA
April 33° 67° 19° (1991) 94° (1987) 2.25" NA
May 40° 77° 22° (1964) 106° (1986) 1.31" NA
June 46° 86° 28° (1966) 110° (1987) 0.58" NA
July 50° 94° 32° (1955) 113° (2002) 0.23" NA
August 48° 94° 34° (1972) 115° (1981) 0.27" NA
September 42° 88° 23° (1950) 111° (1988) 1.05" NA
October 35° 75° 14° (1971) 104° (1980) 2.34" NA
November 33° 56° 4° (1985) 89° (1949) 5.47" NA
December 28° 47° -10° (1972) 69° (1962) 6.29" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 38° 83° 23° (1950) 100° (1987) 0.04" NA
Oct 2 38° 83° 26° (1950) 101° (1980) 0.05" NA
Oct 3 38° 82° 26° (1953) 104° (1980) 0.05" NA
Oct 4 38° 82° 25° (1969) 100° (1991) 0.05" NA
Oct 5 37° 81° 24° (1969) 97° (1952) 0.05" NA
Oct 6 37° 81° 25° (1955) 99° (1980) 0.05" NA
Oct 7 37° 81° 26° (1954) 98° (1980) 0.05" NA
Oct 8 37° 80° 20° (1949) 98° (1996) 0.05" NA
Oct 9 36° 80° 25° (1949) 99° (1996) 0.05" NA
Oct 10 36° 79° 26° (1985) 96° (1988) 0.05" NA
Oct 11 36° 79° 28° (1955) 98° (1991) 0.06" NA
Oct 12 36° 78° 27° (1969) 99° (1991) 0.06" NA
Oct 13 36° 78° 23° (1966) 99° (1991) 0.06" NA
Oct 14 35° 77° 20° (1966) 97° (1991) 0.06" NA
Oct 15 35° 77° 23° (1980) 97° (1991) 0.07" NA
Oct 16 35° 76° 23° (1971) 93° (1961) 0.07" NA
Oct 17 35° 75° 21° (1971) 90° (1955) 0.07" NA
Oct 18 35° 75° 22° (1971) 90° (1988) 0.07" NA
Oct 19 35° 74° 18° (1949) 92° (1974) 0.08" NA
Oct 20 35° 73° 19° (1949) 88° (1964) 0.08" NA
Oct 21 35° 73° 23° (1949) 86° (1964) 0.09" NA
Oct 22 34° 72° 24° (1956) 90° (1988) 0.09" NA
Oct 23 34° 72° 22° (1975) 88° (1964) 0.09" NA
Oct 24 34° 71° 19° (1954) 90° (1988) 0.1" NA
Oct 25 34° 70° 21° (1954) 92° (1988) 0.1" NA
Oct 26 34° 69° 19° (1954) 89° (2003) 0.11" NA
Oct 27 34° 69° 22° (1972) 91° (2003) 0.11" NA
Oct 28 34° 68° 15° (1971) 91° (2003) 0.11" NA
Oct 29 34° 67° 14° (1971) 90° (2003) 0.12" NA
Oct 30 34° 66° 18° (1972) 85° (1995) 0.12" NA
Oct 31 34° 66° 18° (1955) 83° (1949) 0.13" NA
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