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
Feb 1 19° 35° -29° (1950) 55° (1992) 0.07" NA
Feb 2 19° 36° -25° (1950) 54° (1962) 0.07" NA
Feb 3 20° 36° -24° (1950) 54° (2005) 0.06" NA
Feb 4 20° 36° -9° (1985) 53° (1967) 0.06" NA
Feb 5 20° 36° -3° (1975) 54° (1963) 0.06" NA
Feb 6 20° 36° -11° (1975) 47° (2005) 0.06" NA
Feb 7 20° 37° -12° (1994) 52° (1960) 0.06" NA
Feb 8 20° 37° -13° (1994) 50° (1995) 0.06" NA
Feb 9 20° 37° -10° (1982) 49° (1952) 0.06" NA
Feb 10 21° 37° -5° (1981) 51° (1951) 0.06" NA
Feb 11 21° 38° 3° (1981) 52° (1990) 0.06" NA
Feb 12 21° 38° -7° (1949) 50° (1991) 0.06" NA
Feb 13 21° 38° -14° (1949) 52° (1979) 0.06" NA
Feb 14 21° 39° -3° (1949) 48° (1954) 0.06" NA
Feb 15 22° 39° -3° (1993) 49° (1983) 0.06" NA
Feb 16 22° 39° -15° (1956) 53° (1977) 0.06" NA
Feb 17 22° 39° -7° (1993) 50° (1965) 0.06" NA
Feb 18 22° 40° -4° (1956) 54° (1996) 0.06" NA
Feb 19 22° 40° -2° (1986) 52° (1965) 0.06" NA
Feb 20 22° 40° -11° (1957) 53° (1982) 0.06" NA
Feb 21 23° 41° -17° (1957) 57° (1988) 0.06" NA
Feb 22 23° 41° 2° (1959) 52° (1992) 0.06" NA
Feb 23 23° 41° 4° (1993) 55° (2002) 0.06" NA
Feb 24 23° 41° -5° (1993) 55° (1986) 0.06" NA
Feb 25 23° 42° 3° (1962) 56° (1986) 0.06" NA
Feb 26 24° 42° -2° (1960) 53° (1995) 0.06" NA
Feb 27 24° 42° -12° (1955) 54° (1972) 0.06" NA
Feb 28 24° 43° -6° (1960) 56° (1972) 0.05" NA
Feb 29 24° 43° 4° (1960) 50° (1968) 0.05" NA
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