Redlands Weather in December
Average highs run from 43°F on December 1 to 37°F on December 31, and lows from 25°F to 20°F. Normal precipitation for the month is 0.75 in over about 6 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
- 39°F
- Average low
- 22°F
- Precipitation
- 0.75 in
- Snowfall
- 5.4 in
- Record high
- 66°FDec 6, 1901
- Record low
- -21°FDec 26, 1924
- Chance of a freeze
- 100%
- Daylight
- 9 h 37 min to 9 h 28 min
- Cloud cover
- 58%
- Humidity
- 69%
- Dew point
- 17°F
- Wind
- 6.5 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 |
|---|---|---|---|---|---|---|
| Dec 1 | 43°F | 25°F | 64°F 1973 | -2°F 2004 | 18% | 10% |
| Dec 2 | 43°F | 25°F | 60°F 2017 | 0°F 2004 | 18% | 10% |
| Dec 3 | 42°F | 25°F | 64°F 1980 | 0°F 2004 | 18% | 10% |
| Dec 4 | 42°F | 24°F | 63°F 1980 | -8°F 2013 | 18% | 11% |
| Dec 5 | 42°F | 24°F | 63°F 1995 | -11°F 2013 | 18% | 11% |
| Dec 6 | 41°F | 24°F | 66°F 1901 | -9°F 2013 | 18% | 11% |
| Dec 7 | 41°F | 23°F | 57°F 1901 | 0°F 1978 | 18% | 12% |
| Dec 8 | 40°F | 23°F | 55°F 1939 | -12°F 1978 | 18% | 12% |
| Dec 9 | 40°F | 23°F | 56°F 1929 | -20°F 1919 | 18% | 12% |
| Dec 10 | 40°F | 23°F | 58°F 1939 | -18°F 1919 | 18% | 13% |
| Dec 11 | 40°F | 22°F | 60°F 1929 | -12°F 2009 | 18% | 13% |
| Dec 12 | 39°F | 22°F | 61°F 1906 | -5°F 2013 | 18% | 13% |
| Dec 13 | 39°F | 22°F | 59°F 1933 | -11°F 1919 | 19% | 13% |
| Dec 14 | 39°F | 22°F | 59°F 2021 | -15°F 1919 | 19% | 13% |
| Dec 15 | 39°F | 21°F | 54°F 1977 | -11°F 1919 | 19% | 14% |
| Dec 16 | 38°F | 21°F | 57°F 2016 | -10°F 1919 | 19% | 14% |
| Dec 17 | 38°F | 21°F | 54°F 1939 | -6°F 1919 | 19% | 14% |
| Dec 18 | 38°F | 21°F | 53°F 1980 | -3°F 1971 | 19% | 14% |
| Dec 19 | 38°F | 21°F | 56°F 1921 | -1°F 1919 | 19% | 14% |
| Dec 20 | 38°F | 21°F | 59°F 1921 | -6°F 1908 | 19% | 14% |
| Dec 21 | 38°F | 21°F | 61°F 1921 | -10°F 1990 | 19% | 15% |
| Dec 22 | 38°F | 20°F | 62°F 2025 | -16°F 1990 | 19% | 15% |
| Dec 23 | 37°F | 20°F | 60°F 1955 | -17°F 1990 | 19% | 15% |
| Dec 24 | 37°F | 20°F | 64°F 1955 | -16°F 1924 | 19% | 15% |
| Dec 25 | 37°F | 20°F | 60°F 1971 | -17°F 1924 | 19% | 15% |
| Dec 26 | 37°F | 20°F | 60°F 1971 | -21°F 1924 | 19% | 15% |
| Dec 27 | 37°F | 20°F | 58°F 1964 | -15°F 1924 | 19% | 15% |
| Dec 28 | 37°F | 20°F | 54°F 1955 | -13°F 1909 | 19% | 15% |
| Dec 29 | 37°F | 20°F | 61°F 1965 | -13°F 1909 | 20% | 15% |
| Dec 30 | 37°F | 20°F | 58°F 1955 | -10°F 1909 | 20% | 15% |
| Dec 31 | 37°F | 20°F | 58°F 1980 | -9°F 2010 | 20% | 15% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- December 1
- sunrise 7:15 AM, sunset 4:52 PM
- December 31
- sunrise 7:34 AM, sunset 5:02 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00051772 (Colorado Nm), public domain. Records: NOAA GHCN-Daily, station USW00023066, 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.