Lamar Weather in December
Average highs run from 50°F on December 1 to 43°F on December 31, and lows from 30°F to 24°F. Normal precipitation for the month is 2.43 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
- 46°F
- Average low
- 26°F
- Precipitation
- 2.43 in
- Snowfall
- 0.7 in
- Record high
- 78°FDec 26, 2025
- Record low
- -6°FDec 23, 2022
- Chance of a freeze
- 100%
- Daylight
- 9 h 46 min to 9 h 37 min
- Cloud cover
- 60%
- Humidity
- 82%
- Dew point
- 29°F
- Wind
- 10.3 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 | 50°F | 30°F | 71°F 1950 | 23°F 2014 | 20% | 2% |
| Dec 2 | 50°F | 30°F | 70°F 2012 | 21°F 1954 | 20% | 2% |
| Dec 3 | 49°F | 29°F | 76°F 2021 | 15°F 1950 | 20% | 2% |
| Dec 4 | 49°F | 29°F | 71°F 2012 | 20°F 1955 | 20% | 2% |
| Dec 5 | 49°F | 29°F | 73°F 2017 | 13°F 1950 | 20% | 2% |
| Dec 6 | 48°F | 29°F | 70°F 2021 | -2°F 1950 | 19% | 2% |
| Dec 7 | 48°F | 28°F | 63°F 2012 | 3°F 1950 | 19% | 3% |
| Dec 8 | 48°F | 28°F | 66°F 2023 | 14°F 1950 | 19% | 3% |
| Dec 9 | 47°F | 28°F | 63°F 2015 | 9°F 1955 | 19% | 3% |
| Dec 10 | 47°F | 28°F | 68°F 2021 | 7°F 2013 | 19% | 3% |
| Dec 11 | 47°F | 27°F | 71°F 2020 | 7°F 2013 | 19% | 3% |
| Dec 12 | 46°F | 27°F | 70°F 2015 | 11°F 2013 | 19% | 3% |
| Dec 13 | 46°F | 27°F | 71°F 2015 | 13°F 2013 | 19% | 3% |
| Dec 14 | 46°F | 27°F | 67°F 2021 | 11°F 2025 | 19% | 3% |
| Dec 15 | 46°F | 26°F | 69°F 2021 | 2°F 1951 | 19% | 3% |
| Dec 16 | 45°F | 26°F | 75°F 2021 | 6°F 1951 | 19% | 3% |
| Dec 17 | 45°F | 26°F | 61°F 2013 | 19°F 1951 | 19% | 3% |
| Dec 18 | 45°F | 26°F | 58°F 2025 | 0°F 2016 | 19% | 3% |
| Dec 19 | 45°F | 26°F | 63°F 2013 | -1°F 2016 | 19% | 3% |
| Dec 20 | 44°F | 25°F | 65°F 1954 | 3°F 2016 | 19% | 4% |
| Dec 21 | 44°F | 25°F | 62°F 2013 | -3°F 1951 | 19% | 4% |
| Dec 22 | 44°F | 25°F | 65°F 2017 | 10°F 1953 | 19% | 4% |
| Dec 23 | 44°F | 25°F | 67°F 1955 | -6°F 2022 | 19% | 4% |
| Dec 24 | 44°F | 25°F | 75°F 1955 | -4°F 2022 | 19% | 4% |
| Dec 25 | 43°F | 24°F | 74°F 2025 | 5°F 2022 | 19% | 4% |
| Dec 26 | 43°F | 24°F | 78°F 2025 | 9°F 2022 | 19% | 4% |
| Dec 27 | 43°F | 24°F | 73°F 2021 | 10°F 1950 | 19% | 4% |
| Dec 28 | 43°F | 24°F | 76°F 2025 | 8°F 2017 | 19% | 4% |
| Dec 29 | 43°F | 24°F | 68°F 2025 | 18°F 1950 | 19% | 4% |
| Dec 30 | 43°F | 24°F | 69°F 2022 | 11°F 2013 | 19% | 4% |
| Dec 31 | 43°F | 24°F | 71°F 1951 | 9°F 2017 | 20% | 4% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- December 1
- sunrise 7:13 AM, sunset 4:59 PM
- December 31
- sunrise 7:32 AM, sunset 5:09 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00234705 (Lamar 7N), public domain. Records: NOAA GHCN-Daily, station USC00146414, 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.