Idaho Falls February 18 Weather Records

Daily averages and all-time records for weather in Idaho Falls, Idaho for the date of February 18.
February 18 All-Time Records
1948–2024
Highest temperature 49 °F 2015
Lowest temperature -12 °F 2023
Lowest daily high 17 °F 2020
Highest daily low 34 °F 2017
Most precipitation 0.27 inches 1986
February 18 Average Weather
1991–2020 1
Average high 34.9 °F
Average low 16.1 °F
Chance precipitation 26.1%
Idaho Falls February 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 34 24 0.04 n/a
2023 18 -12 0.05 n/a
2022 36 9 0.00 n/a
2021 25 13 0.00 n/a
2020 17 -6 0.00 n/a
2019 20 -6 0.01 n/a
2018 40 26 0.00 n/a
2017 47 34 0.12 n/a
2016 46 33 0.04 n/a
2015 49 23 0.00 n/a
2014 44 31 0.00 n/a
2013 35 12 0.00 n/a
2012 39 27 0.02 n/a
2011 37 12 0.00 n/a
2010 34 9 0.01 n/a
2009 32 15 0.00 n/a
2008 23 6 0.00 n/a
2007 44 24 0.00 n/a
2006 18 -5 0.06 n/a
2005 30 -1 0.00 n/a
2004 40 32 0.19 n/a
2003 40 23 0.00 n/a
2002 30 5 0.00 n/a
2001 39 14 0.00 n/a
2000 35 22 0.00 n/a
1999 34 18 0.13 n/a
1998 38 16 n/a n/a
1997 n/a n/a n/a n/a
1996 n/a n/a n/a n/a
1995 n/a n/a n/a n/a
1994 34 28 0.01 0.1
1993 32 11 0.09 0.9
1992 43 23 0.00 0.0
1991 35 24 0.00 0.0
1990 30 -2 0.00 0.0
1989 37 29 0.18 1.8
1988 40 18 0.08 1.0
1987 33 23 0.03 0.3
1986 48 34 0.27 0.0
1985 17 -3 0.00 0.0
1984 24 19 0.00 0.0
1983 37 27 0.03 0.0
1982 37 30 0.00 0.0
1981 45 31 0.00 0.0
1980 45 34 0.12 0.0
1979 33 12 0.00 0.0
1978 17 4 0.00 0.0
1977 35 10 0.00 0.0
1976 33 19 0.00 0.0
1975 20 14 0.00 0.0
1974 32 23 0.00 0.0
1973 27 4 0.03 0.0
1972 40 27 0.00 0.0
1971 40 29 0.00 0.0
1970 41 23 0.00 0.0
1969 32 13 0.00 0.0
1968 38 29 0.00 0.0
1967 38 24 0.00 0.0
1966 37 18 0.00 0.0
1965 38 25 0.00 0.0
1964 25 1 0.00 0.0
1963 34 27 0.09 0.9
1962 39 29 0.00 0.0
1961 29 5 0.03 3.2
1960 24 -1 0.00 0.0
1959 36 31 0.00 0.0
1958 46 28 0.00 0.0
1957 28 14 0.00 0.0
1956 20 -5 0.02 0.3
1955 18 -2 0.05 1.0
1954 43 18 0.03 0.0
1953 38 20 0.03 1.4
1952 21 8 0.02 0.4
1951 31 25 0.03 1.1
1950 42 21 0.00 0.0
1949 39 33 0.00 0.0
What's the all-time high for Idaho Falls on 2/18?
For the date of Feb 18, the highest temperature ever reached in Idaho Falls history is 49 °F which happened in 2015.
Highest Temperatures in Idaho Falls on February 18
Rank Temperature Year
1 49 °F 2015
2 48 °F 1986
3 47 °F 2017
4 46 °F 1958
4 46 °F 2016
6 45 °F 1981
6 45 °F 1980
8 44 °F 2007
8 44 °F 2014
10 43 °F 1954
10 43 °F 1992
What's the all-time low for Idaho Falls on 2/18?
For the date of Feb 18, the lowest temperature ever reached in Idaho Falls history is -12 °F which happened in 2023.
Lowest Temperatures in Idaho Falls on February 18
Rank Temperature Year
1 -12 °F 2023
2 -6 °F 2019
2 -6 °F 2020
4 -5 °F 1956
4 -5 °F 2006
6 -3 °F 1985
7 -2 °F 1990
7 -2 °F 1955
9 -1 °F 2005
9 -1 °F 1960
Lowest High Temperatures in Idaho Falls on February 18
Rank Temperature Year
1 17 °F 1978
1 17 °F 2020
1 17 °F 1985
4 18 °F 2023
4 18 °F 2006
4 18 °F 1955
7 20 °F 1956
7 20 °F 1975
7 20 °F 2019
10 21 °F 1952
What's the most it has ever rained in Idaho Falls on 2/18?
For the date of Feb 18, the most precipitation ever recorded in Idaho Falls history is 0.27 inches which happened in 1986.
All-Time Most Precipitation in Idaho Falls on February 18
Rank Precipitation Year
1 0.27 inches 1986
2 0.19 inches 2004
3 0.18 inches 1989
4 0.13 inches 1999
5 0.12 inches 2017
5 0.12 inches 1980
7 0.09 inches 1963
7 0.09 inches 1993
9 0.08 inches 1988
10 0.06 inches 2006
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location