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Idaho Falls Weather Records

Idaho Falls, Idaho weather data and records from 1948–2022 based on data compiled by the NOAA.
All data displayed in U.S. customary units.
All data displayed in metric units.
All-Time Recorded High
The highest temperature ever recorded in Idaho Falls, Idaho was 102.0 °F38.9 °C which occurred on June 25, 1988.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Idaho Falls, Idaho was -38.0 °F-38.9 °C which occurred on February 1, 1985.
Lowest Temperatures: All-Time By Year
Idaho Falls Weather by Month
Averages based on the years 1991–2020
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
☀️ Average high (°F°C) 28.7-1.8 34.11.2 47.28.4 57.714.3 67.619.8 76.524.7 87.230.7 85.729.9 75.123.9 59.615.3 43.26.2 30.6-0.8 58.014.5
🌙 Average low (°F°C) 11.9-11.2 15.5-9.2 25.8-3.4 31.8-0.1 38.83.8 44.77.1 49.69.8 47.88.8 40.54.7 31.2-0.4 21.9-5.6 13.5-10.3 31.3-0.4
☀️ Record high (°F°C) 57.013.9 62.116.7 73.022.8 86.030.0 93.934.4 102.038.9 100.938.3 100.037.8 97.036.1 88.031.1 71.121.7 57.914.4 102.038.9
🌙 Record low (°F°C) -33.0-36.1 -38.0-38.9 -16.1-26.7 12.9-10.6 17.1-8.3 28.9-1.7 33.10.6 28.0-2.2 18.0-7.8 -2.7-19.3 -18.9-28.3 -31.0-35.0 -38.0-38.9
💧 Average precipitation (inchescm) 0.61.6 0.51.3 0.82.0 1.12.8 1.53.8 1.12.8 0.41.0 0.61.5 0.92.3 0.92.3 0.61.6 0.71.8 9.824.9
💧 Daily % chance precipitation 26.6 25.1 24.6 29.1 29.2 22.8 12.3 15.7 17.1 20.9 23.9 30.6 22.8
More Idaho Falls Weather Records
1948–2022
Highest daily low 71.1 °F21.7 °C August 8, 1983
Lowest daily high -13.0 °F-25.0 °C January 1, 1979
Most daily precipitation 1.7 inches4.4 cm May 6, 1993
Most monthly precipitation 4.3 inches11.0 cm May 1981
Most yearly precipitation 15.9 inches40.3 cm 1980
Earliest freeze August 25 1992
Latest freeze June 26 1976
Idaho Falls Weather Streaks
Most consecutive days...
With precipitation 13 days Jan 3–15, 1980
Without precipitation 63 days Sep 12 – Nov 13, 1952
High temperature ≤ 32 °F0 °C
freezing temperatures
49 days Jan 22 – Mar 10, 1964
High temperature ≥ 80 °F27 °C 73 days Jun 29 – Sep 9, 1998
High temperature ≥ 90 °F32 °C 13 days Jul 19–31, 1989
Idaho Falls Weather by Year
More
Weather Station Details
Years Station Coordinates
1948–2022 Idaho Falls Fanning Field location