Swan Valley, Idaho
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 12° 30° -43° (1963) 55° (1974) 1.54" NA
February 15° 36° -36° (1982) 60° (1963) 0.97" NA
March 23° 44° -25° (1971) 72° (2004) 1.38" NA
April 29° 55° -3° (1975) 83° (1992) 1.62" NA
May 36° 64° 12° (1990) 91° (2003) 2.75" NA
June 42° 75° 20° (1979) 101° (1988) 1.48" NA
July 47° 84° 26° (1981) 101° (2000) 1.39" NA
August 46° 83° 23° (1962) 101° (1990) 1.34" NA
September 38° 73° 8° (1985) 96° (1990) 1.39" NA
October 29° 60° 0° (1971) 83° (2003) 1.37" NA
November 21° 41° -21° (1975) 69° (1999) 1.53" NA
December 12° 31° -43° (1990) 58° (1995) 1.3" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 32° 60° 12° (1990) 80° (1985) 0.08" NA
May 2 33° 60° 18° (1972) 82° (1985) 0.08" NA
May 3 33° 60° 18° (1974) 79° (1966) 0.08" NA
May 4 33° 61° 20° (1974) 81° (1966) 0.08" NA
May 5 34° 61° 14° (1982) 83° (1992) 0.09" NA
May 6 34° 61° 13° (1979) 86° (1992) 0.09" NA
May 7 34° 62° 19° (1968) 82° (1992) 0.09" NA
May 8 34° 62° 19° (1968) 79° (1987) 0.09" NA
May 9 34° 62° 21° (1981) 80° (1987) 0.09" NA
May 10 35° 62° 20° (1983) 80° (2007) 0.09" NA
May 11 35° 63° 19° (1973) 82° (2007) 0.09" NA
May 12 35° 63° 21° (1973) 82° (2007) 0.09" NA
May 13 35° 63° 20° (1983) 83° (2001) 0.1" NA
May 14 36° 64° 20° (1974) 83° (2001) 0.1" NA
May 15 36° 64° 23° (1986) 83° (1987) 0.1" NA
May 16 36° 64° 13° (1974) 87° (2006) 0.1" NA
May 17 36° 65° 25° (1974) 84° (1992) 0.1" NA
May 18 37° 65° 20° (1974) 87° (1992) 0.09" NA
May 19 37° 65° 19° (2003) 88° (1992) 0.09" NA
May 20 37° 66° 25° (1988) 86° (2002) 0.09" NA
May 21 37° 66° 20° (2001) 81° (1967) 0.09" NA
May 22 37° 66° 23° (1973) 85° (2003) 0.09" NA
May 23 38° 67° 18° (1966) 85° (1967) 0.09" NA
May 24 38° 67° 26° (1966) 85° (2003) 0.09" NA
May 25 38° 67° 20° (1975) 84° (1969) 0.09" NA
May 26 38° 67° 22° (1975) 83° (1966) 0.09" NA
May 27 38° 68° 24° (1973) 85° (1966) 0.08" NA
May 28 39° 68° 25° (1973) 91° (2003) 0.08" NA
May 29 39° 69° 24° (1975) 91° (2003) 0.08" NA
May 30 39° 69° 17° (1979) 91° (2003) 0.08" NA
May 31 39° 69° 19° (1979) 84° (1972) 0.08" NA
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