Firth, Idaho
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 29° -33° (1962) 60° (1981) 0.72" NA
February 20° 36° -35° (1985) 66° (1986) 0.73" NA
March 29° 48° -13° (1993) 77° (1986) 1.01" NA
April 35° 57° 11° (1968) 85° (1962) 1.22" NA
May 43° 67° 17° (1972) 96° (2003) 1.52" NA
June 50° 76° 28° (1995) 100° (1988) 1.23" NA
July 55° 86° 34° (1986) 102° (2002) 0.58" NA
August 54° 85° 28° (1992) 104° (1958) 0.59" NA
September 45° 74° 20° (1983) 98° (1950) 0.77" NA
October 35° 60° 12° (1971) 88° (1963) 0.93" NA
November 26° 44° -16° (1993) 74° (1999) 0.87" NA
December 17° 31° -29° (1990) 69° (1976) 1.14" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 20° 35° -2° (1967) 61° (1995) 0.03" NA
Dec 2 20° 34° 0° (1967) 52° (1949) 0.04" NA
Dec 3 19° 34° -2° (1992) 58° (1980) 0.03" NA
Dec 4 19° 34° -24° (1992) 55° (1975) 0.04" NA
Dec 5 19° 33° -29° (1972) 55° (1987) 0.03" NA
Dec 6 18° 33° -13° (1972) 56° (1987) 0.04" NA
Dec 7 18° 33° -8° (1972) 51° (1987) 0.03" NA
Dec 8 18° 32° -16° (1971) 50° (1968) 0.04" NA
Dec 9 18° 32° -26° (1972) 49° (1975) 0.03" NA
Dec 10 17° 32° -27° (1972) 53° (1993) 0.04" NA
Dec 11 17° 31° -26° (1972) 55° (1993) 0.04" NA
Dec 12 17° 31° -16° (1972) 55° (2004) 0.03" NA
Dec 13 17° 31° -11° (1967) 52° (1969) 0.04" NA
Dec 14 16° 31° -9° (1967) 57° (1958) 0.05" NA
Dec 15 16° 31° -16° (1972) 51° (2002) 0.04" NA
Dec 16 16° 31° -6° (1990) 48° (1962) 0.05" NA
Dec 17 16° 30° -17° (1964) 58° (1962) 0.04" NA
Dec 18 16° 30° -12° (1964) 49° (1962) 0.05" NA
Dec 19 16° 30° -11° (1984) 53° (1979) 0.04" NA
Dec 20 16° 30° -9° (1983) 50° (1955) 0.04" NA
Dec 21 16° 30° -20° (1983) 54° (1955) 0.04" NA
Dec 22 16° 30° -29° (1990) 51° (1955) 0.04" NA
Dec 23 16° 30° -27° (1990) 54° (1955) 0.04" NA
Dec 24 16° 30° -24° (1990) 49° (1959) 0.04" NA
Dec 25 16° 30° -14° (1990) 49° (1971) 0.03" NA
Dec 26 15° 30° -8° (1952) 58° (1980) 0.03" NA
Dec 27 15° 30° -8° (1954) 56° (1980) 0.04" NA
Dec 28 15° 30° -14° (1954) 48° (1980) 0.02" NA
Dec 29 15° 30° -10° (1974) 69° (1976) 0.03" NA
Dec 30 15° 30° -20° (1990) 49° (1980) 0.03" NA
Dec 31 16° 30° -15° (1968) 51° (1980) 0.03" NA
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