Boulder City Weather in December
Average highs run from 62°F on December 1 to 59°F on December 31, and lows from 43°F to 38°F. Normal precipitation for the month is 0.88 in.
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
- 60°F
- Average low
- 40°F
- Precipitation
- 0.88 in
- Record high
- 81°FDec 3, 2005
- Record low
- 22°FDec 19, 2019
- Chance of a freeze
- 84%
- Daylight
- 9 h 53 min to 9 h 45 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 | 62°F | 43°F | 72°F 2008 | 36°F 2006 | |
| Dec 2 | 62°F | 43°F | 70°F 2005 | 33°F 2004 | |
| Dec 3 | 62°F | 42°F | 81°F 2005 | 37°F 2019 | |
| Dec 4 | 61°F | 42°F | 78°F 2017 | 30°F 2006 | |
| Dec 5 | 61°F | 42°F | 71°F 2024 | 35°F 2009 | |
| Dec 6 | 61°F | 41°F | 72°F 2023 | 29°F 2019 | |
| Dec 7 | 61°F | 41°F | 72°F 2007 | 34°F 2009 | |
| Dec 8 | 60°F | 41°F | 77°F 2006 | 33°F 2009 | |
| Dec 9 | 60°F | 40°F | 75°F 2006 | 30°F 2009 | |
| Dec 10 | 60°F | 40°F | 69°F 2006 | 25°F 2013 | |
| Dec 11 | 60°F | 40°F | 72°F 2005 | 32°F 2009 | |
| Dec 12 | 60°F | 40°F | 72°F 2005 | 35°F 1997 | |
| Dec 13 | 60°F | 39°F | 71°F 2025 | 34°F 2013 | |
| Dec 14 | 59°F | 39°F | 68°F 2025 | 33°F 2019 | |
| Dec 15 | 59°F | 39°F | 66°F 2025 | 35°F 2007 | |
| Dec 16 | 59°F | 39°F | 68°F 2025 | 34°F 2007 | |
| Dec 17 | 59°F | 39°F | 67°F 2023 | 33°F 2004 | |
| Dec 18 | 59°F | 39°F | 69°F 2025 | 31°F 2008 | |
| Dec 19 | 59°F | 38°F | 70°F 2024 | 22°F 2019 | |
| Dec 20 | 59°F | 38°F | 68°F 2024 | 32°F 2008 | |
| Dec 21 | 59°F | 38°F | 68°F 2005 | 34°F 2007 | |
| Dec 22 | 59°F | 38°F | 72°F 2025 | 35°F 2007 | |
| Dec 23 | 59°F | 38°F | 73°F 2014 | 35°F 2007 | |
| Dec 24 | 59°F | 38°F | 71°F 2005 | 34°F 2004 | |
| Dec 25 | 59°F | 38°F | 64°F 2025 | 32°F 1997 | |
| Dec 26 | 59°F | 38°F | 67°F 2025 | 32°F 2007 | |
| Dec 27 | 59°F | 38°F | 77°F 2005 | 29°F 2007 | |
| Dec 28 | 59°F | 38°F | 70°F 2013 | 27°F 2007 | |
| Dec 29 | 59°F | 38°F | 64°F 2005 | 28°F 2014 | |
| Dec 30 | 59°F | 38°F | 69°F 2005 | 30°F 2014 | |
| Dec 31 | 59°F | 38°F | 70°F 2005 | 29°F 2014 |
Chance of rain
Sunrise and sunset
Times for 2026, local time (PST).
- December 1
- sunrise 6:32 AM, sunset 4:25 PM
- December 31
- sunrise 6:50 AM, sunset 4:35 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00260125 (Alan Bible Visitor Ctr), public domain. Records: NOAA GHCN-Daily, station USC00260125, 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.