Letha, Idaho
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° 37° -27° (1962) 63° (1997) 1.72" NA
February 28° 45° -16° (1979) 70° (1986) 1.6" NA
March 33° 55° 6° (1965) 82° (1978) 1.58" NA
April 38° 63° 19° (1975) 94° (1977) 1.21" NA
May 45° 72° 23° (1982) 100° (1966) 1.29" NA
June 52° 81° 30° (1962) 107° (1961) 0.82" NA
July 58° 90° 35° (1955) 110° (2003) 0.3" NA
August 57° 89° 31° (1960) 109° (1961) 0.33" NA
September 49° 79° 22° (1965) 101° (1998) 0.71" NA
October 39° 66° 12° (2002) 95° (1992) 0.87" NA
November 31° 49° -13° (1955) 75° (2006) 1.72" NA
December 24° 38° -22° (1972) 66° (1964) 1.66" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 53° 84° 36° (1965) 99° (1950) 0.02" NA
Sep 2 53° 84° 37° (1959) 101° (1950) 0.02" NA
Sep 3 52° 84° 34° (1956) 97° (1950) 0.02" NA
Sep 4 52° 83° 33° (1965) 101° (1998) 0.02" NA
Sep 5 52° 83° 34° (1956) 97° (1963) 0.02" NA
Sep 6 52° 82° 36° (1969) 96° (1966) 0.02" NA
Sep 7 51° 82° 35° (1976) 97° (1979) 0.02" NA
Sep 8 51° 82° 33° (1960) 98° (1969) 0.02" NA
Sep 9 51° 81° 32° (1959) 95° (1981) 0.02" NA
Sep 10 50° 81° 33° (1964) 96° (1958) 0.02" NA
Sep 11 50° 80° 27° (1982) 98° (1959) 0.02" NA
Sep 12 50° 80° 32° (1949) 95° (1996) 0.02" NA
Sep 13 49° 80° 30° (1982) 94° (1981) 0.02" NA
Sep 14 49° 79° 29° (1970) 93° (1953) 0.02" NA
Sep 15 49° 79° 31° (1970) 97° (2002) 0.03" NA
Sep 16 48° 78° 30° (1982) 97° (1981) 0.03" NA
Sep 17 48° 78° 27° (1965) 98° (1981) 0.03" NA
Sep 18 48° 78° 22° (1965) 98° (1981) 0.03" NA
Sep 19 47° 77° 25° (1965) 92° (1952) 0.03" NA
Sep 20 47° 77° 31° (1958) 90° (1979) 0.03" NA
Sep 21 47° 77° 32° (1958) 93° (1966) 0.03" NA
Sep 22 46° 76° 28° (1961) 96° (1966) 0.03" NA
Sep 23 46° 76° 28° (1984) 91° (1966) 0.03" NA
Sep 24 46° 75° 26° (1961) 91° (1974) 0.03" NA
Sep 25 45° 75° 27° (1984) 91° (1949) 0.03" NA
Sep 26 45° 75° 30° (1961) 92° (1978) 0.02" NA
Sep 27 45° 74° 27° (1961) 91° (1957) 0.02" NA
Sep 28 45° 74° 30° (1984) 91° (1963) 0.02" NA
Sep 29 44° 74° 28° (1985) 92° (1967) 0.02" NA
Sep 30 44° 73° 26° (1954) 94° (1963) 0.02" NA
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