Koochiching County Weather in May
Average highs run from 58°F on May 1 to 69°F on May 31, and lows from 33°F to 45°F. Normal precipitation for the month is 3.09 in.
May day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
May at a glance
- Average high
- 64°F
- Average low
- 39°F
- Precipitation
- 3.09 in
- Snowfall
- 0.1 in
- Record high
- 96°FMay 11, 2025
- Record low
- 8°FMay 17, 1926
- Chance of a freeze
- 96%
- Daylight
- 14 h 33 min to 15 h 48 min
- Cloud cover
- 67%
- Humidity
- 69%
- Dew point
- 41°F
- Wind
- 5.8 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| May 1 | 58°F | 33°F | 83°F 1980 | 17°F 1909 | 6% | |
| May 2 | 58°F | 33°F | 85°F 1980 | 14°F 1967 | 5% | |
| May 3 | 59°F | 34°F | 87°F 1980 | 11°F 1967 | 5% | |
| May 4 | 59°F | 34°F | 90°F 1952 | 19°F 1967 | 5% | |
| May 5 | 60°F | 35°F | 89°F 2016 | 19°F 1968 | 5% | |
| May 6 | 60°F | 35°F | 86°F 1918 | 22°F 2021 | 4% | |
| May 7 | 61°F | 36°F | 90°F 1953 | 18°F 2026 | 4% | |
| May 8 | 61°F | 36°F | 89°F 1953 | 20°F 2026 | 4% | |
| May 9 | 61°F | 36°F | 85°F 2007 | 17°F 1966 | 4% | |
| May 10 | 62°F | 37°F | 83°F 1991 | 24°F 1909 | 3% | |
| May 11 | 62°F | 37°F | 96°F 2025 | 19°F 2026 | 3% | |
| May 12 | 63°F | 38°F | 90°F 2025 | 18°F 2020 | 3% | |
| May 13 | 63°F | 38°F | 90°F 2025 | 22°F 1953 | 3% | |
| May 14 | 63°F | 38°F | 91°F 2025 | 24°F 1921 | 3% | |
| May 15 | 64°F | 39°F | 85°F 1977 | 24°F 2004 | 3% | |
| May 16 | 64°F | 39°F | 87°F 1972 | 23°F 1956 | 2% | |
| May 17 | 65°F | 40°F | 93°F 1972 | 8°F 1926 | 2% | |
| May 18 | 65°F | 40°F | 91°F 1972 | 24°F 2002 | 2% | |
| May 19 | 65°F | 41°F | 89°F 1972 | 20°F 1924 | 2% | |
| May 20 | 65°F | 41°F | 89°F 1975 | 22°F 1967 | 2% | |
| May 21 | 66°F | 41°F | 95°F 1964 | 21°F 1924 | 2% | |
| May 22 | 66°F | 42°F | 91°F 1980 | 25°F 1926 | 2% | |
| May 23 | 66°F | 42°F | 91°F 1950 | 24°F 1917 | 1% | |
| May 24 | 67°F | 43°F | 89°F 1980 | 25°F 1924 | 1% | |
| May 25 | 67°F | 43°F | 89°F 2026 | 27°F 1969 | 1% | |
| May 26 | 67°F | 43°F | 88°F 1919 | 28°F 1961 | 1% | |
| May 27 | 68°F | 44°F | 94°F 1969 | 25°F 2008 | 1% | |
| May 28 | 68°F | 44°F | 92°F 1919 | 24°F 2021 | 1% | |
| May 29 | 68°F | 44°F | 92°F 1919 | 26°F 1952 | 1% | |
| May 30 | 68°F | 45°F | 92°F 1986 | 26°F 1924 | 1% | |
| May 31 | 69°F | 45°F | 90°F 1988 | 29°F 1910 | 1% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CDT).
- May 1
- sunrise 5:56 AM, sunset 8:29 PM
- May 31
- sunrise 5:19 AM, sunset 9:07 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00210746 (Big Falls), public domain. Records: NOAA GHCN-Daily, station USW00014918, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.