Clark County Weather in December
Average highs run from 63°F on December 1 to 59°F on December 31, and lows from 39°F to 37°F. Normal precipitation for the month is 0.49 in over about 2 wet days.
December day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 59°F
- Average low
- 37°F
- Precipitation
- 0.49 in
- Record high
- 78°FDec 1, 2014
- Record low
- 7°FDec 24, 1953
- Chance of a freeze
- 91%
- Daylight
- 9 h 52 min to 9 h 44 min
- Cloud cover
- 46%
- Humidity
- 46%
- Dew point
- 23°F
- Wind
- 8.1 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 |
|---|---|---|---|---|---|
| Dec 1 | 63°F | 39°F | 78°F 2014 | 17°F 1952 | 5% |
| Dec 2 | 62°F | 39°F | 77°F 1958 | 19°F 1957 | 6% |
| Dec 3 | 62°F | 38°F | 75°F 1958 | 18°F 1957 | 6% |
| Dec 4 | 62°F | 38°F | 75°F 1956 | 15°F 1952 | 6% |
| Dec 5 | 61°F | 38°F | 71°F 1958 | 15°F 1955 | 6% |
| Dec 6 | 61°F | 38°F | 70°F 1995 | 16°F 1959 | 6% |
| Dec 7 | 61°F | 38°F | 71°F 2000 | 18°F 1959 | 6% |
| Dec 8 | 60°F | 37°F | 74°F 1957 | 18°F 1955 | 6% |
| Dec 9 | 60°F | 37°F | 74°F 1957 | 8°F 1956 | 6% |
| Dec 10 | 60°F | 37°F | 74°F 1958 | 10°F 1956 | 6% |
| Dec 11 | 59°F | 37°F | 73°F 1958 | 21°F 1955 | 6% |
| Dec 12 | 59°F | 37°F | 78°F 1958 | 17°F 1953 | 7% |
| Dec 13 | 59°F | 37°F | 75°F 1952 | 17°F 1953 | 7% |
| Dec 14 | 59°F | 37°F | 73°F 1952 | 19°F 1953 | 7% |
| Dec 15 | 59°F | 37°F | 70°F 1952 | 16°F 1951 | 7% |
| Dec 16 | 59°F | 37°F | 73°F 1998 | 15°F 1951 | 7% |
| Dec 17 | 58°F | 37°F | 74°F 1998 | 21°F 1953 | 7% |
| Dec 18 | 58°F | 37°F | 73°F 1998 | 17°F 1956 | 7% |
| Dec 19 | 58°F | 37°F | 70°F 1958 | 21°F 1951 | 7% |
| Dec 20 | 58°F | 37°F | 68°F 1955 | 18°F 1956 | 7% |
| Dec 21 | 58°F | 37°F | 69°F 1955 | 10°F 1951 | 7% |
| Dec 22 | 58°F | 37°F | 70°F 1960 | 14°F 1951 | 8% |
| Dec 23 | 58°F | 37°F | 77°F 1955 | 8°F 1990 | 8% |
| Dec 24 | 58°F | 37°F | 71°F 2005 | 7°F 1953 | 8% |
| Dec 25 | 58°F | 37°F | 73°F 1955 | 10°F 1953 | 8% |
| Dec 26 | 58°F | 37°F | 69°F 1955 | 15°F 1953 | 8% |
| Dec 27 | 58°F | 37°F | 70°F 1956 | 16°F 1956 | 8% |
| Dec 28 | 58°F | 37°F | 73°F 1956 | 14°F 1954 | 8% |
| Dec 29 | 58°F | 37°F | 70°F 1956 | 11°F 1953 | 8% |
| Dec 30 | 59°F | 37°F | 66°F 1955 | 12°F 1990 | 8% |
| Dec 31 | 59°F | 37°F | 71°F 1998 | 9°F 1953 | 8% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PST).
- December 1
- sunrise 6:33 AM, sunset 4:25 PM
- December 31
- sunrise 6:51 AM, sunset 4:35 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.