Clark County Weather in May
Average highs run from 84°F on May 1 to 96°F on May 31, and lows from 59°F to 69°F. Normal precipitation for the month is 0.16 in over about 1 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
- 89°F
- Average low
- 64°F
- Precipitation
- 0.16 in
- Record high
- 112°FMay 26, 1951
- Record low
- 32°FMay 1, 1953
- Chance of a freeze
- 0%
- Days of 90°F or more
- 16.6
- Daylight
- 13 h 41 min to 14 h 28 min
- Cloud cover
- 34%
- Humidity
- 24%
- Dew point
- 30°F
- Wind
- 9.4 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| May 1 | 84°F | 59°F | 100°F 1961 | 32°F 1953 | 3% |
| May 2 | 84°F | 59°F | 99°F 1996 | 35°F 1951 | 3% |
| May 3 | 84°F | 60°F | 99°F 1996 | 32°F 1955 | 3% |
| May 4 | 85°F | 60°F | 100°F 2004 | 39°F 1955 | 3% |
| May 5 | 85°F | 60°F | 101°F 1958 | 35°F 1959 | 3% |
| May 6 | 85°F | 61°F | 100°F 1954 | 40°F 1953 | 3% |
| May 7 | 86°F | 61°F | 101°F 1954 | 39°F 1951 | 3% |
| May 8 | 86°F | 61°F | 98°F 1960 | 39°F 1961 | 3% |
| May 9 | 87°F | 62°F | 101°F 1960 | 40°F 1955 | 3% |
| May 10 | 87°F | 62°F | 104°F 1960 | 44°F 1951 | 3% |
| May 11 | 87°F | 62°F | 108°F 1960 | 40°F 1955 | 3% |
| May 12 | 88°F | 63°F | 103°F 1960 | 43°F 1953 | 3% |
| May 13 | 88°F | 63°F | 106°F 1996 | 34°F 1951 | 3% |
| May 14 | 89°F | 63°F | 105°F 1996 | 41°F 1961 | 3% |
| May 15 | 89°F | 64°F | 104°F 1997 | 42°F 1961 | 3% |
| May 16 | 89°F | 64°F | 103°F 1954 | 34°F 1953 | 3% |
| May 17 | 90°F | 64°F | 104°F 1954 | 43°F 1953 | 3% |
| May 18 | 90°F | 65°F | 105°F 1958 | 46°F 1953 | 3% |
| May 19 | 91°F | 65°F | 105°F 2008 | 41°F 1960 | 3% |
| May 20 | 91°F | 65°F | 105°F 1954 | 37°F 1960 | 3% |
| May 21 | 91°F | 66°F | 104°F 1958 | 42°F 1959 | 3% |
| May 22 | 92°F | 66°F | 105°F 1958 | 40°F 1957 | 3% |
| May 23 | 92°F | 66°F | 108°F 2000 | 45°F 1954 | 3% |
| May 24 | 93°F | 67°F | 109°F 2000 | 44°F 1957 | 3% |
| May 25 | 93°F | 67°F | 109°F 1951 | 38°F 1960 | 3% |
| May 26 | 93°F | 67°F | 112°F 1951 | 43°F 1955 | 3% |
| May 27 | 94°F | 67°F | 107°F 1951 | 42°F 1953 | 3% |
| May 28 | 94°F | 68°F | 108°F 2003 | 47°F 1953 | 3% |
| May 29 | 95°F | 68°F | 111°F 2003 | 44°F 1953 | 3% |
| May 30 | 95°F | 68°F | 108°F 2000 | 39°F 1953 | 3% |
| May 31 | 96°F | 69°F | 108°F 2002 | 45°F 1953 | 2% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- May 1
- sunrise 5:47 AM, sunset 7:28 PM
- May 31
- sunrise 5:24 AM, sunset 7:52 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00265705 (N Las Vegas), public domain. Records: NOAA GHCN-Daily, station USC00265705, 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.