Riverton, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -18° -1° -43.3° (1979) 17.2° (1953) 0.28" 4.7"
February -14° -42.8° (1936) 21.7° (1951) 0.25" 4.3"
March -7° 10° -31.1° (1920) 25.6° (1986) 0.48" 4.4"
April -2° 16° -27.8° (1936) 30.6° (1987) 1.01" 3.8"
May 21° -7.8° (1954) 35.6° (1984) 1.78" 0.4"
June 27° -3.3° (1951) 38.9° (1970) 1.14" 0"
July 11° 32° -1.1° (1986) 40° (2005) 0.73" 0"
August 31° -1.1° (1932) 39.4° (1988) 0.49" 0"
September 24° -12.8° (1926) 36.7° (1990) 0.88" 0.7"
October -2° 17° -21.7° (1971) 32.2° (1980) 0.81" 2.5"
November -11° -33.3° (1985) 22.8° (1999) 0.47" 5"
December -17° -1° -43.3° (1983) 18.3° (1995) 0.36" 5.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 0.6° 20.6° -7° (1985) 32° (1980) 0.03" NA
Oct 2 0.6° 20.6° -7° (1944) 29° (1963) 0.03" NA
Oct 3 0.6° 20.6° -6° (1964) 29° (1922) 0.03" NA
Oct 4 20° -6° (1964) 29° (1943) 0.03" NA
Oct 5 20° -8° (1991) 29° (1963) 0.03" NA
Oct 6 19.4° -7° (1952) 28° (1993) 0.03" NA
Oct 7 -0.6° 19.4° -7° (1974) 30° (1975) 0.03" NA
Oct 8 -0.6° 18.9° -9° (1970) 28° (1991) 0.03" NA
Oct 9 -0.6° 18.9° -9° (1968) 28° (1954) 0.03" NA
Oct 10 -1.1° 18.9° -11° (1932) 29° (2003) 0.03" NA
Oct 11 -1.1° 18.3° -11° (1987) 28° (1996) 0.03" NA
Oct 12 -1.7° 18.3° -10° (1987) 28° (1991) 0.03" NA
Oct 13 -1.7° 17.8° -12° (1969) 28° (1991) 0.03" NA
Oct 14 -1.7° 17.8° -11° (1969) 27° (1984) 0.03" NA
Oct 15 -2.2° 17.2° -12° (1966) 28° (1950) 0.03" NA
Oct 16 -2.2° 16.7° -12° (1984) 27° (1991) 0.03" NA
Oct 17 -2.8° 16.7° -12° (1930) 29° (1991) 0.03" NA
Oct 18 -2.8° 16.1° -9° (1968) 26° (2003) 0.03" NA
Oct 19 -2.8° 16.1° -11° (1976) 27° (1947) 0.03" NA
Oct 20 -3.3° 15.6° -16° (1932) 26° (1947) 0.02" NA
Oct 21 -3.3° 15.6° -14° (1949) 26° (2003) 0.02" NA
Oct 22 -3.9° 15° -13° (1949) 27° (2003) 0.02" NA
Oct 23 -3.9° 14.4° -14° (1935) 26° (1954) 0.02" NA
Oct 24 -4.4° 14.4° -13° (1935) 24° (1927) 0.02" NA
Oct 25 -4.4° 13.9° -19° (1919) 23° (1955) 0.02" NA
Oct 26 -5° 13.3° -19° (1919) 24° (1926) 0.02" NA
Oct 27 -5° 13.3° -18° (1919) 24° (1990) 0.02" NA
Oct 28 -5° 12.8° -14° (1925) 24° (1937) 0.02" NA
Oct 29 -5.6° 12.2° -17° (1923) 23° (1933) 0.02" NA
Oct 30 -6.1° 12.2° -22° (1971) 24° (1933) 0.02" NA
Oct 31 -6.1° 11.7° -21° (1971) 25° (1950) 0.02" NA
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