Evanston Weather in December
Average highs run from 36°F on December 1 to 32°F on December 31, and lows from 14°F to 11°F. Normal precipitation for the month is 0.71 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
- 33°F
- Average low
- 11°F
- Precipitation
- 0.71 in
- Snowfall
- 9.2 in
- Record high
- 59°FDec 2, 2021
- Record low
- -14°FDec 7, 2005
- Chance of a freeze
- 100%
- Daylight
- 9 h 25 min to 9 h 16 min
- Cloud cover
- 63%
- Humidity
- 86%
- Dew point
- 15°F
- Wind
- 8.1 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 | 36°F | 14°F | 54°F 2021 | 4°F 2015 | 20% | 13% |
| Dec 2 | 36°F | 13°F | 59°F 2021 | 2°F 2004 | 20% | 13% |
| Dec 3 | 35°F | 13°F | 56°F 2021 | 1°F 2006 | 20% | 13% |
| Dec 4 | 35°F | 13°F | 53°F 2021 | -7°F 2013 | 20% | 13% |
| Dec 5 | 35°F | 12°F | 47°F 2014 | -10°F 2013 | 20% | 13% |
| Dec 6 | 34°F | 12°F | 51°F 2023 | -8°F 2013 | 20% | 13% |
| Dec 7 | 34°F | 12°F | 48°F 2008 | -14°F 2005 | 20% | 13% |
| Dec 8 | 34°F | 12°F | 50°F 2020 | -12°F 2005 | 20% | 13% |
| Dec 9 | 33°F | 12°F | 52°F 2020 | -9°F 2009 | 20% | 13% |
| Dec 10 | 33°F | 11°F | 52°F 2014 | -3°F 2009 | 20% | 13% |
| Dec 11 | 33°F | 11°F | 51°F 2014 | 4°F 1999 | 20% | 13% |
| Dec 12 | 33°F | 11°F | 53°F 2017 | -1°F 2007 | 20% | 13% |
| Dec 13 | 33°F | 11°F | 51°F 2025 | 1°F 2020 | 20% | 13% |
| Dec 14 | 32°F | 11°F | 56°F 2025 | 2°F 1999 | 20% | 13% |
| Dec 15 | 32°F | 11°F | 52°F 2025 | -1°F 2007 | 20% | 13% |
| Dec 16 | 32°F | 11°F | 50°F 2025 | -2°F 2001 | 20% | 13% |
| Dec 17 | 32°F | 11°F | 46°F 2023 | -4°F 2010 | 20% | 13% |
| Dec 18 | 32°F | 10°F | 48°F 2023 | -6°F 2016 | 20% | 13% |
| Dec 19 | 32°F | 10°F | 50°F 2025 | -4°F 2006 | 20% | 13% |
| Dec 20 | 32°F | 10°F | 52°F 2024 | -1°F 2012 | 20% | 13% |
| Dec 21 | 32°F | 10°F | 50°F 2025 | 1°F 2007 | 20% | 13% |
| Dec 22 | 32°F | 10°F | 51°F 2025 | -1°F 2007 | 19% | 13% |
| Dec 23 | 32°F | 10°F | 49°F 2025 | -1°F 2004 | 19% | 13% |
| Dec 24 | 32°F | 10°F | 54°F 2025 | -2°F 2001 | 19% | 13% |
| Dec 25 | 32°F | 10°F | 48°F 2025 | 1°F 2010 | 19% | 13% |
| Dec 26 | 32°F | 10°F | 42°F 2006 | -3°F 2008 | 19% | 13% |
| Dec 27 | 32°F | 10°F | 43°F 2022 | -7°F 2015 | 19% | 13% |
| Dec 28 | 32°F | 10°F | 45°F 2023 | -5°F 2015 | 19% | 13% |
| Dec 29 | 32°F | 10°F | 48°F 2017 | -3°F 2018 | 19% | 13% |
| Dec 30 | 32°F | 10°F | 48°F 2011 | -8°F 2014 | 18% | 13% |
| Dec 31 | 32°F | 11°F | 46°F 2023 | -13°F 2014 | 18% | 13% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- December 1
- sunrise 7:30 AM, sunset 4:55 PM
- December 31
- sunrise 7:49 AM, sunset 5:05 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00483100 (Evanston 1 E), public domain. Records: NOAA GHCN-Daily, station USW00004111, 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.