Willcox Weather in May
Average highs run from 82°F on May 1 to 93°F on May 31, and lows from 46°F to 54°F. Normal precipitation for the month is 0.34 in over about 2 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
- 87°F
- Average low
- 50°F
- Precipitation
- 0.34 in
- Record high
- 105°FMay 27, 1951
- Record low
- 18°FMay 1, 1967
- Chance of a freeze
- 9%
- Days of 90°F or more
- 12.3
- Daylight
- 13 h 27 min to 14 h 07 min
- Cloud cover
- 27%
- Humidity
- 28%
- Dew point
- 29°F
- Wind
- 8.5 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 | 82°F | 46°F | 95°F 1947 | 18°F 1967 | 5% | 0% |
| May 2 | 82°F | 46°F | 99°F 1947 | 18°F 1967 | 5% | 0% |
| May 3 | 83°F | 46°F | 101°F 1947 | 22°F 1967 | 5% | 0% |
| May 4 | 83°F | 47°F | 101°F 1947 | 22°F 1967 | 5% | 0% |
| May 5 | 83°F | 47°F | 101°F 1947 | 22°F 1950 | 5% | 0% |
| May 6 | 84°F | 47°F | 100°F 1947 | 26°F 1964 | 6% | 0% |
| May 7 | 84°F | 47°F | 98°F 1989 | 19°F 1971 | 6% | 0% |
| May 8 | 84°F | 48°F | 100°F 1989 | 25°F 1964 | 6% | 0% |
| May 9 | 85°F | 48°F | 97°F 1906 | 19°F 1971 | 6% | 0% |
| May 10 | 85°F | 48°F | 97°F 1961 | 26°F 1930 | 6% | 0% |
| May 11 | 85°F | 48°F | 99°F 1996 | 25°F 1922 | 6% | 0% |
| May 12 | 86°F | 49°F | 103°F 1996 | 29°F 1933 | 6% | 0% |
| May 13 | 86°F | 49°F | 100°F 1996 | 27°F 1933 | 6% | 0% |
| May 14 | 86°F | 49°F | 97°F 2007 | 27°F 1967 | 6% | 0% |
| May 15 | 87°F | 49°F | 100°F 2000 | 32°F 1933 | 6% | 0% |
| May 16 | 87°F | 50°F | 100°F 2022 | 32°F 1933 | 6% | 0% |
| May 17 | 87°F | 50°F | 99°F 2003 | 30°F 1968 | 6% | 0% |
| May 18 | 88°F | 50°F | 99°F 1956 | 31°F 1930 | 6% | 0% |
| May 19 | 88°F | 51°F | 96°F 1956 | 28°F 1971 | 6% | 0% |
| May 20 | 89°F | 51°F | 100°F 1929 | 28°F 1911 | 6% | 0% |
| May 21 | 89°F | 51°F | 103°F 2005 | 28°F 1911 | 6% | 0% |
| May 22 | 89°F | 51°F | 101°F 2012 | 26°F 1962 | 6% | 0% |
| May 23 | 90°F | 52°F | 100°F 1984 | 31°F 1962 | 6% | 0% |
| May 24 | 90°F | 52°F | 101°F 1984 | 32°F 1927 | 6% | 0% |
| May 25 | 91°F | 52°F | 102°F 1949 | 34°F 1971 | 6% | 0% |
| May 26 | 91°F | 52°F | 104°F 1951 | 33°F 1965 | 6% | 0% |
| May 27 | 91°F | 53°F | 105°F 1951 | 32°F 1907 | 6% | 0% |
| May 28 | 92°F | 53°F | 103°F 1951 | 33°F 1966 | 6% | 0% |
| May 29 | 92°F | 53°F | 103°F 1951 | 31°F 1962 | 6% | 0% |
| May 30 | 92°F | 54°F | 104°F 1910 | 31°F 1917 | 7% | 0% |
| May 31 | 93°F | 54°F | 104°F 2002 | 30°F 1918 | 7% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- May 1
- sunrise 5:33 AM, sunset 7:00 PM
- May 31
- sunrise 5:14 AM, sunset 7:21 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00029334 (Willcox), public domain. Records: NOAA GHCN-Daily, station USC00029334, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.