Harmon County Weather in May
Average highs run from 78°F on May 1 to 88°F on May 31, and lows from 49°F to 61°F. Normal precipitation for the month is 3.68 in over about 8 wet days.
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
- 83°F
- Average low
- 55°F
- Precipitation
- 3.68 in
- Record high
- 112°FMay 23, 2000
- Record low
- 34°FMay 1, 1960
- Chance of a freeze
- 3%
- Days of 90°F or more
- 9.3
- Daylight
- 13 h 36 min to 14 h 19 min
- Cloud cover
- 52%
- Humidity
- 56%
- Dew point
- 53°F
- Wind
- 11.2 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 | 78°F | 49°F | 100°F 2002 | 34°F 1960 | 23% | 0% |
| May 2 | 78°F | 49°F | 100°F 1927 | 36°F 1967 | 23% | 0% |
| May 3 | 79°F | 50°F | 105°F 1996 | 35°F 1954 | 23% | 0% |
| May 4 | 79°F | 50°F | 104°F 1996 | 37°F 1945 | 23% | 0% |
| May 5 | 79°F | 50°F | 98°F 1940 | 41°F 1917 | 23% | 0% |
| May 6 | 79°F | 51°F | 98°F 1927 | 39°F 1944 | 24% | 0% |
| May 7 | 80°F | 51°F | 102°F 1955 | 38°F 1960 | 24% | 0% |
| May 8 | 80°F | 52°F | 103°F 1918 | 34°F 1984 | 24% | 0% |
| May 9 | 80°F | 52°F | 100°F 1928 | 37°F 1923 | 24% | 0% |
| May 10 | 81°F | 52°F | 106°F 1967 | 41°F 1981 | 24% | 0% |
| May 11 | 81°F | 53°F | 103°F 2000 | 40°F 1981 | 24% | 0% |
| May 12 | 81°F | 53°F | 99°F 1921 | 39°F 1979 | 24% | 0% |
| May 13 | 82°F | 54°F | 99°F 1956 | 38°F 1966 | 24% | 0% |
| May 14 | 82°F | 54°F | 101°F 1952 | 43°F 1953 | 24% | 0% |
| May 15 | 82°F | 54°F | 101°F 1966 | 37°F 1942 | 24% | 0% |
| May 16 | 83°F | 55°F | 103°F 1966 | 39°F 1945 | 24% | 0% |
| May 17 | 83°F | 55°F | 104°F 1927 | 38°F 1945 | 24% | 0% |
| May 18 | 84°F | 56°F | 102°F 1927 | 43°F 2002 | 24% | 0% |
| May 19 | 84°F | 56°F | 102°F 2006 | 43°F 1971 | 24% | 0% |
| May 20 | 84°F | 56°F | 104°F 2006 | 44°F 1981 | 24% | 0% |
| May 21 | 85°F | 57°F | 105°F 1953 | 45°F 1967 | 25% | 0% |
| May 22 | 85°F | 57°F | 105°F 1939 | 41°F 1931 | 25% | 0% |
| May 23 | 85°F | 58°F | 112°F 2000 | 45°F 1917 | 25% | 0% |
| May 24 | 86°F | 58°F | 109°F 2000 | 47°F 1930 | 25% | 0% |
| May 25 | 86°F | 58°F | 105°F 1989 | 45°F 1930 | 25% | 0% |
| May 26 | 86°F | 59°F | 104°F 1953 | 47°F 1930 | 25% | 0% |
| May 27 | 87°F | 59°F | 103°F 1958 | 45°F 1961 | 25% | 0% |
| May 28 | 87°F | 60°F | 103°F 1927 | 47°F 1992 | 25% | 0% |
| May 29 | 88°F | 60°F | 106°F 1998 | 40°F 1947 | 25% | 0% |
| May 30 | 88°F | 60°F | 108°F 2003 | 45°F 1947 | 25% | 0% |
| May 31 | 88°F | 61°F | 104°F 1985 | 48°F 1924 | 25% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CDT).
- May 1
- sunrise 6:49 AM, sunset 8:25 PM
- May 31
- sunrise 6:28 AM, sunset 8:47 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00344249 (Hollis 5E), public domain. Records: NOAA GHCN-Daily, station USC00340179, 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.