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
Mar 1 24° 43° -8° (1976) 53° (2005) 0.05" NA
Mar 2 24° 44° -12° (1960) 55° (1992) 0.05" NA
Mar 3 25° 44° -13° (1960) 56° (2005) 0.05" NA
Mar 4 25° 44° -6° (1955) 64° (1987) 0.05" NA
Mar 5 25° 45° -17° (1955) 56° (2005) 0.05" NA
Mar 6 25° 45° -5° (1951) 62° (2005) 0.05" NA
Mar 7 25° 45° 0° (1951) 61° (2005) 0.05" NA
Mar 8 26° 46° 5° (1951) 66° (2005) 0.05" NA
Mar 9 26° 46° 10° (1949) 62° (1953) 0.05" NA
Mar 10 26° 46° 5° (1956) 60° (1983) 0.05" NA
Mar 11 26° 47° -5° (1956) 59° (1992) 0.05" NA
Mar 12 26° 47° -1° (1950) 66° (2005) 0.05" NA
Mar 13 27° 47° 4° (1997) 66° (2005) 0.05" NA
Mar 14 27° 48° 0° (1949) 63° (1992) 0.05" NA
Mar 15 27° 48° 12° (1955) 66° (1994) 0.05" NA
Mar 16 27° 48° 16° (1952) 63° (1998) 0.05" NA
Mar 17 27° 49° 4° (1965) 62° (1972) 0.05" NA
Mar 18 28° 49° 2° (1965) 60° (1990) 0.05" NA
Mar 19 28° 50° 8° (1965) 61° (1988) 0.05" NA
Mar 20 28° 50° 9° (1965) 61° (1986) 0.05" NA
Mar 21 28° 50° 12° (2002) 60° (1986) 0.05" NA
Mar 22 28° 51° 17° (1952) 66° (1999) 0.05" NA
Mar 23 29° 51° 6° (1964) 65° (2004) 0.05" NA
Mar 24 29° 51° -1° (1964) 65° (1979) 0.05" NA
Mar 25 29° 52° 1° (1955) 63° (1960) 0.05" NA
Mar 26 29° 52° 4° (1955) 63° (1997) 0.05" NA
Mar 27 29° 52° 12° (1965) 68° (1986) 0.05" NA
Mar 28 30° 53° -3° (1954) 66° (1994) 0.05" NA
Mar 29 30° 53° 3° (1954) 68° (1966) 0.04" NA
Mar 30 30° 54° 10° (1954) 67° (2007) 0.04" NA
Mar 31 30° 54° 14° (1975) 77° (2004) 0.04" NA
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