Porthill, Idaho
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 33° -31° (1950) 54° (2003) 2.13" NA
February 22° 39° -29° (1950) 57° (1988) 1.69" NA
March 27° 49° -17° (1955) 77° (2004) 1.52" NA
April 34° 59° 15° (1975) 84° (1977) 1.43" NA
May 41° 68° 17° (1954) 95° (2001) 1.92" NA
June 47° 75° 28° (1998) 97° (1992) 1.85" NA
July 51° 82° 35° (1962) 103° (2006) 1.34" NA
August 49° 82° 32° (1962) 101° (1998) 1.21" NA
September 40° 71° 24° (1984) 97° (1998) 1.24" NA
October 32° 57° 11° (1991) 81° (2006) 1.41" NA
November 26° 42° -18° (1959) 67° (1978) 2.76" NA
December 19° 34° -37° (1968) 59° (1980) 2.41" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 30° 54° 15° (1975) 71° (1990) 0.05" NA
Apr 2 31° 55° 22° (1953) 75° (1992) 0.04" NA
Apr 3 31° 55° 22° (1953) 69° (1987) 0.04" NA
Apr 4 31° 55° 22° (1953) 72° (1960) 0.04" NA
Apr 5 31° 56° 20° (1992) 70° (1952) 0.04" NA
Apr 6 31° 56° 20° (1956) 74° (1977) 0.04" NA
Apr 7 32° 56° 22° (1973) 74° (1977) 0.04" NA
Apr 8 32° 57° 21° (1952) 73° (1986) 0.04" NA
Apr 9 32° 57° 21° (1952) 74° (1985) 0.05" NA
Apr 10 32° 58° 22° (1988) 76° (1949) 0.05" NA
Apr 11 32° 58° 24° (1999) 74° (1949) 0.05" NA
Apr 12 33° 58° 23° (1968) 74° (1988) 0.05" NA
Apr 13 33° 59° 21° (1968) 76° (2004) 0.05" NA
Apr 14 33° 59° 21° (1953) 75° (1962) 0.05" NA
Apr 15 33° 59° 23° (1995) 81° (1984) 0.05" NA
Apr 16 34° 60° 24° (1977) 80° (1984) 0.05" NA
Apr 17 34° 60° 23° (1968) 77° (1988) 0.05" NA
Apr 18 34° 60° 22° (1964) 76° (1952) 0.05" NA
Apr 19 34° 61° 15° (1951) 74° (1952) 0.05" NA
Apr 20 35° 61° 20° (1985) 76° (1994) 0.05" NA
Apr 21 35° 61° 18° (1951) 75° (2005) 0.05" NA
Apr 22 35° 61° 22° (1951) 77° (1998) 0.05" NA
Apr 23 35° 62° 25° (1951) 78° (1977) 0.05" NA
Apr 24 36° 62° 25° (1950) 80° (1977) 0.05" NA
Apr 25 36° 62° 24° (1959) 84° (1977) 0.05" NA
Apr 26 36° 63° 25° (1955) 81° (1952) 0.05" NA
Apr 27 36° 63° 27° (1958) 82° (2005) 0.05" NA
Apr 28 37° 63° 23° (1991) 81° (2001) 0.05" NA
Apr 29 37° 64° 21° (1954) 81° (1957) 0.05" NA
Apr 30 37° 64° 25° (1950) 80° (1957) 0.05" NA
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