Geneva Weather in December
Average highs run from 67°F on December 1 to 62°F on December 31, and lows from 39°F to 35°F. Normal precipitation for the month is 5.60 in over about 9 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
- 64°F
- Average low
- 37°F
- Precipitation
- 5.60 in
- Record high
- 82°FDec 4, 1978
- Record low
- 6°FDec 25, 1983
- Chance of a freeze
- 98%
- Daylight
- 10 h 17 min to 10 h 11 min
- Cloud cover
- 56%
- Humidity
- 84%
- Dew point
- 46°F
- Wind
- 6.0 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 | 67°F | 39°F | 80°F 2017 | 26°F 1979 | 26% | 0% |
| Dec 2 | 67°F | 39°F | 81°F 2019 | 27°F 2020 | 27% | 0% |
| Dec 3 | 66°F | 39°F | 80°F 2012 | 26°F 1985 | 27% | 0% |
| Dec 4 | 66°F | 39°F | 82°F 1978 | 22°F 1989 | 27% | 0% |
| Dec 5 | 66°F | 39°F | 80°F 1998 | 27°F 1987 | 27% | 0% |
| Dec 6 | 66°F | 38°F | 80°F 1977 | 28°F 1997 | 28% | 0% |
| Dec 7 | 66°F | 38°F | 76°F 2001 | 21°F 1984 | 28% | 0% |
| Dec 8 | 65°F | 38°F | 81°F 1978 | 22°F 2006 | 28% | 0% |
| Dec 9 | 65°F | 38°F | 82°F 1978 | 22°F 2006 | 28% | 0% |
| Dec 10 | 65°F | 38°F | 79°F 2007 | 21°F 1995 | 29% | 0% |
| Dec 11 | 65°F | 38°F | 80°F 2021 | 24°F 1977 | 29% | 0% |
| Dec 12 | 65°F | 38°F | 79°F 2022 | 26°F 1973 | 29% | 0% |
| Dec 13 | 64°F | 38°F | 82°F 1971 | 22°F 2010 | 29% | 0% |
| Dec 14 | 64°F | 37°F | 79°F 1971 | 20°F 2010 | 30% | 0% |
| Dec 15 | 64°F | 37°F | 78°F 1972 | 17°F 1985 | 30% | 0% |
| Dec 16 | 64°F | 37°F | 77°F 1971 | 20°F 1968 | 30% | 0% |
| Dec 17 | 64°F | 37°F | 80°F 1971 | 21°F 1968 | 30% | 0% |
| Dec 18 | 64°F | 37°F | 77°F 1984 | 23°F 2000 | 30% | 0% |
| Dec 19 | 64°F | 37°F | 79°F 1967 | 17°F 1981 | 30% | 0% |
| Dec 20 | 63°F | 37°F | 77°F 1967 | 16°F 1981 | 30% | 0% |
| Dec 21 | 63°F | 36°F | 78°F 1978 | 20°F 1976 | 30% | 0% |
| Dec 22 | 63°F | 36°F | 75°F 1967 | 17°F 1989 | 31% | 0% |
| Dec 23 | 63°F | 36°F | 77°F 1990 | 10°F 1989 | 31% | 0% |
| Dec 24 | 63°F | 36°F | 79°F 1970 | 7°F 1989 | 31% | 0% |
| Dec 25 | 63°F | 36°F | 77°F 1988 | 6°F 1983 | 31% | 0% |
| Dec 26 | 63°F | 36°F | 81°F 2015 | 8°F 1983 | 31% | 0% |
| Dec 27 | 63°F | 36°F | 81°F 1987 | 20°F 1983 | 31% | 0% |
| Dec 28 | 62°F | 36°F | 82°F 2015 | 20°F 2010 | 31% | 0% |
| Dec 29 | 62°F | 35°F | 78°F 1971 | 20°F 2010 | 31% | 0% |
| Dec 30 | 62°F | 35°F | 78°F 2021 | 16°F 1983 | 31% | 0% |
| Dec 31 | 62°F | 35°F | 78°F 1971 | 15°F 1983 | 31% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- December 1
- sunrise 6:24 AM, sunset 4:41 PM
- December 31
- sunrise 6:41 AM, sunset 4:52 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00013251 (Geneva #2), public domain. Records: NOAA GHCN-Daily, station USC00012675, 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.