Boulder City Weather in January
Average highs run from 59°F on January 1 to 61°F on January 31, and lows from 39°F to 43°F. Normal precipitation for the month is 0.78 in.
January day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 60°F
- Average low
- 41°F
- Precipitation
- 0.78 in
- Record high
- 75°FJan 7, 2015
- Record low
- 21°FJan 18, 2020
- Chance of a freeze
- 79%
- Daylight
- 9 h 46 min to 10 h 24 min
- Cloud cover
- 46%
- Humidity
- 48%
- Dew point
- 25°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 |
|---|---|---|---|---|---|
| Jan 1 | 59°F | 39°F | 67°F 1998 | 33°F 2016 | |
| Jan 2 | 59°F | 39°F | 67°F 1998 | 27°F 2015 | |
| Jan 3 | 59°F | 39°F | 67°F 1998 | 28°F 2015 | |
| Jan 4 | 59°F | 39°F | 64°F 1998 | 24°F 2015 | |
| Jan 5 | 59°F | 39°F | 68°F 2006 | 24°F 2020 | |
| Jan 6 | 59°F | 39°F | 74°F 2006 | 30°F 2009 | |
| Jan 7 | 59°F | 39°F | 75°F 2015 | 34°F 1998 | |
| Jan 8 | 60°F | 39°F | 73°F 2015 | 30°F 2021 | |
| Jan 9 | 60°F | 40°F | 73°F 2006 | 34°F 2016 | |
| Jan 10 | 60°F | 40°F | 69°F 2007 | 35°F 2021 | |
| Jan 11 | 60°F | 40°F | 69°F 2006 | 34°F 2015 | |
| Jan 12 | 60°F | 40°F | 67°F 2017 | 32°F 2020 | |
| Jan 13 | 60°F | 40°F | 64°F 2026 | 26°F 2007 | |
| Jan 14 | 60°F | 40°F | 74°F 2006 | 29°F 2007 | |
| Jan 15 | 60°F | 41°F | 73°F 2006 | 32°F 2007 | |
| Jan 16 | 60°F | 41°F | 74°F 2026 | 29°F 2007 | |
| Jan 17 | 60°F | 41°F | 73°F 2014 | 29°F 2008 | |
| Jan 18 | 60°F | 41°F | 69°F 2005 | 21°F 2020 | |
| Jan 19 | 60°F | 41°F | 71°F 2014 | 36°F 2025 | |
| Jan 20 | 60°F | 41°F | 69°F 2009 | 34°F 2008 | |
| Jan 21 | 60°F | 41°F | 69°F 2009 | 33°F 2025 | |
| Jan 22 | 60°F | 42°F | 72°F 2009 | 32°F 2025 | |
| Jan 23 | 60°F | 42°F | 71°F 2009 | 35°F 2015 | |
| Jan 24 | 60°F | 42°F | 68°F 2005 | 35°F 2010 | |
| Jan 25 | 60°F | 42°F | 68°F 2009 | 36°F 2010 | |
| Jan 26 | 60°F | 42°F | 74°F 2006 | 36°F 2017 | |
| Jan 27 | 60°F | 42°F | 69°F 1998 | 36°F 2009 | |
| Jan 28 | 60°F | 42°F | 69°F 2006 | 32°F 2019 | |
| Jan 29 | 61°F | 42°F | 70°F 2018 | 34°F 2008 | |
| Jan 30 | 61°F | 43°F | 71°F 2014 | 40°F 2008 | |
| Jan 31 | 61°F | 43°F | 68°F 2018 | 33°F 2008 |
Chance of rain
Sunrise and sunset
Times for 2026, local time (PST).
- January 1
- sunrise 6:50 AM, sunset 4:36 PM
- January 31
- sunrise 6:41 AM, sunset 5:05 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.