Prosperity Weather in December
Average highs run from 60°F on December 1 to 55°F on December 31, and lows from 40°F to 36°F. Normal precipitation for the month is 4.19 in over about 10 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
- 57°F
- Average low
- 38°F
- Precipitation
- 4.19 in
- Snowfall
- 0.2 in
- Record high
- 86°FDec 18, 1933
- Record low
- 1°FDec 26, 1983
- Chance of a freeze
- 98%
- Daylight
- 10 h 02 min to 9 h 55 min
- Cloud cover
- 56%
- Humidity
- 80%
- Dew point
- 39°F
- Wind
- 6.3 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 | 60°F | 40°F | 77°F 1933 | 14°F 1929 | 27% | 0% |
| Dec 2 | 60°F | 40°F | 77°F 1991 | 18°F 1910 | 27% | 0% |
| Dec 3 | 59°F | 40°F | 76°F 1922 | 15°F 1960 | 27% | 0% |
| Dec 4 | 59°F | 40°F | 80°F 2021 | 4°F 2000 | 27% | 0% |
| Dec 5 | 59°F | 39°F | 75°F 1982 | 13°F 2000 | 28% | 0% |
| Dec 6 | 59°F | 39°F | 78°F 1998 | 16°F 1895 | 28% | 0% |
| Dec 7 | 59°F | 39°F | 80°F 1998 | 16°F 1984 | 28% | 0% |
| Dec 8 | 58°F | 39°F | 78°F 1978 | 16°F 2010 | 29% | 0% |
| Dec 9 | 58°F | 39°F | 78°F 1943 | 17°F 1917 | 29% | 0% |
| Dec 10 | 58°F | 39°F | 76°F 1919 | 18°F 1917 | 29% | 0% |
| Dec 11 | 58°F | 39°F | 77°F 1971 | 16°F 1917 | 30% | 0% |
| Dec 12 | 58°F | 38°F | 79°F 1931 | 9°F 1958 | 30% | 0% |
| Dec 13 | 57°F | 38°F | 80°F 1931 | 2°F 1962 | 30% | 0% |
| Dec 14 | 57°F | 38°F | 76°F 1927 | 13°F 1917 | 31% | 0% |
| Dec 15 | 57°F | 38°F | 76°F 1948 | 14°F 2010 | 31% | 0% |
| Dec 16 | 57°F | 38°F | 78°F 1971 | 14°F 1901 | 31% | 0% |
| Dec 17 | 57°F | 38°F | 79°F 1933 | 11°F 1943 | 32% | 0% |
| Dec 18 | 57°F | 37°F | 86°F 1933 | 11°F 1901 | 32% | 0% |
| Dec 19 | 56°F | 37°F | 79°F 1984 | 13°F 1953 | 32% | 0% |
| Dec 20 | 56°F | 37°F | 83°F 1931 | 11°F 1981 | 32% | 1% |
| Dec 21 | 56°F | 37°F | 73°F 1971 | 11°F 1935 | 32% | 1% |
| Dec 22 | 56°F | 37°F | 76°F 1998 | 9°F 2000 | 33% | 1% |
| Dec 23 | 56°F | 37°F | 75°F 1970 | 10°F 1935 | 33% | 1% |
| Dec 24 | 56°F | 37°F | 75°F 1932 | 10°F 2022 | 33% | 1% |
| Dec 25 | 56°F | 37°F | 80°F 1955 | 5°F 1983 | 33% | 1% |
| Dec 26 | 55°F | 36°F | 80°F 2025 | 1°F 1983 | 33% | 1% |
| Dec 27 | 55°F | 36°F | 77°F 2015 | 10°F 1935 | 33% | 1% |
| Dec 28 | 55°F | 36°F | 80°F 2025 | 16°F 1902 | 33% | 1% |
| Dec 29 | 55°F | 36°F | 77°F 1984 | 5°F 1894 | 33% | 1% |
| Dec 30 | 55°F | 36°F | 80°F 1984 | 5°F 1917 | 33% | 1% |
| Dec 31 | 55°F | 36°F | 76°F 1973 | 11°F 2000 | 33% | 1% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- December 1
- sunrise 7:14 AM, sunset 5:16 PM
- December 31
- sunrise 7:32 AM, sunset 5:27 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00385200 (Little Mtn), public domain. Records: NOAA GHCN-Daily, station USC00386209, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.