Pocatello May 20 Weather Records

Daily averages and all-time records for weather in Pocatello, Idaho for the date of May 20.
May 20 All-Time Records
1939–2024
Highest temperature 89 °F 2008
Lowest temperature 23 °F 2003
Lowest daily high 45 °F 1962
Highest daily low 58 °F 1954
Most precipitation 1.07 inches 1974
Most snow 0.2 inches 1975
May 20 Average Weather
1991–2020 1
Average high 70.2 °F
Average low 41.0 °F
Chance precipitation 30.7%
Chance snow 0.7%
Pocatello May 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 84 44 0.00 0.0
2022 59 33 0.01 0.0
2021 61 41 0.00 0.0
2020 56 40 0.26 0.0
2019 56 42 0.07 0.0
2018 78 41 0.00 0.0
2017 70 34 0.03 0.0
2016 60 46 0.13 0.0
2015 58 47 0.35 0.0
2014 73 36 0.00 0.0
2013 68 45 0.08 0.0
2012 80 35 0.00 0.0
2011 56 45 0.02 0.0
2010 59 37 0.05 0.0
2009 67 44 0.00 0.0
2008 89 44 0.03 0.0
2007 77 50 0.00 0.0
2006 78 51 0.00 0.0
2005 73 50 0.07 0.0
2004 70 44 0.00 0.0
2003 70 23 0.00 0.0
2002 85 43 0.05 0.0
2001 67 32 0.00 0.0
2000 75 41 0.00 0.0
1999 75 37 0.00 0.0
1998 78 42 0.00 0.0
1997 77 40 0.04 0.0
1996 59 39 0.00 0.0
1995 73 44 0.02 0.0
1994 63 39 0.00 0.0
1993 82 50 0.00 0.0
1992 73 50 0.01 0.0
1991 68 40 0.00 0.0
1990 63 36 0.09 0.0
1989 75 33 0.00 0.0
1988 72 33 0.00 0.0
1987 58 44 0.07 0.0
1986 82 50 0.00 0.0
1985 69 43 0.03 0.0
1984 69 51 0.00 0.0
1983 65 37 0.00 0.0
1982 65 34 0.00 0.0
1981 61 46 0.57 0.0
1980 78 45 0.00 0.0
1979 77 41 0.00 0.0
1978 74 40 0.06 0.0
1977 62 35 0.00 0.0
1976 69 44 0.00 0.0
1975 48 32 0.03 0.2
1974 48 36 1.07 0.0
1973 70 48 0.01 0.0
1972 71 42 0.00 0.0
1971 56 40 0.00 0.0
1970 71 46 0.38 0.0
1969 65 42 0.00 0.0
1968 71 49 0.04 0.0
1967 76 37 0.00 0.0
1966 81 37 0.00 0.0
1965 66 51 0.00 0.0
1964 84 49 0.00 0.0
1963 75 37 0.00 0.0
1962 45 37 0.01 0.0
1961 75 48 0.07 0.0
1960 71 40 0.00 0.0
1959 53 36 0.09 0.0
1958 89 51 0.00 0.0
1957 54 40 0.11 0.0
1956 82 47 0.00 0.0
1955 82 40 0.00 0.0
1954 87 58 0.00 0.0
1953 57 41 0.00 0.0
1952 66 44 0.10 0.0
1951 72 47 0.00 0.0
1950 69 30 0.00 0.0
1949 59 45 0.35 0.0
1948 76 37 0.00 0.0
1947 74 38 0.00 0.0
1946 71 32 0.00 0.0
1945 52 36 0.68 0.0
1944 68 44 0.00 0.0
1943 73 37 0.00 0.0
1942 72 43 0.00 0.0
1941 73 39 0.00 0.0
1940 73 47 0.00 0.0
1939 68 29 0.00 0.0
What's the all-time high for Pocatello on 5/20?
For the date of May 20, the highest temperature ever reached in Pocatello history is 89 °F which has happened 2 times, most recently in 2008.
Highest Temperatures in Pocatello on May 20
Rank Temperature Year
1 89 °F 2008
1 89 °F 1958
3 87 °F 1954
4 85 °F 2002
5 84 °F 1964
5 84 °F 2023
7 82 °F 1986
7 82 °F 1993
7 82 °F 1955
7 82 °F 1956
What's the all-time low for Pocatello on 5/20?
For the date of May 20, the lowest temperature ever reached in Pocatello history is 23 °F which happened in 2003.
Lowest Temperatures in Pocatello on May 20
Rank Temperature Year
1 23 °F 2003
2 29 °F 1939
3 30 °F 1950
4 32 °F 1946
4 32 °F 2001
4 32 °F 1975
7 33 °F 1988
7 33 °F 1989
7 33 °F 2022
10 34 °F 1982
10 34 °F 2017
Lowest High Temperatures in Pocatello on May 20
Rank Temperature Year
1 45 °F 1962
2 48 °F 1975
2 48 °F 1974
4 52 °F 1945
5 53 °F 1959
6 54 °F 1957
7 56 °F 2020
7 56 °F 1971
7 56 °F 2019
7 56 °F 2011
What's the most it has ever rained in Pocatello on 5/20?
For the date of May 20, the most precipitation ever recorded in Pocatello history is 1.07 inches which happened in 1974.
All-Time Most Precipitation in Pocatello on May 20
Rank Precipitation Year
1 1.07 inches 1974
2 0.68 inches 1945
3 0.57 inches 1981
4 0.38 inches 1970
5 0.35 inches 2015
5 0.35 inches 1949
7 0.26 inches 2020
8 0.13 inches 2016
9 0.11 inches 1957
10 0.10 inches 1952
All-Time Most Snow in Pocatello on May 20
Rank Precipitation Year
1 0.2 inches 1975
Weather Station Details
Years Station Coordinates
1939–2024 Pocatello Regional Airport location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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