Eagle Weather in December
Average highs run from 40°F on December 1 to 34°F on December 31, and lows from 20°F to 13°F. Normal precipitation for the month is 1.48 in over about 8 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
- 36°F
- Average low
- 16°F
- Precipitation
- 1.48 in
- Record high
- 61°FDec 11, 1939
- Record low
- -8°FDec 28, 1912
- Chance of a freeze
- 100%
- Daylight
- 9 h 35 min to 9 h 25 min
- Cloud cover
- 59%
- Humidity
- 85%
- Dew point
- 11°F
- Wind
- 5.4 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 40°F | 20°F | 56°F 1973 | -1°F 2006 | 27% |
| Dec 2 | 40°F | 20°F | 54°F 2017 | -1°F 2004 | 27% |
| Dec 3 | 39°F | 20°F | 58°F 2017 | -1°F 2004 | 27% |
| Dec 4 | 39°F | 19°F | 57°F 2017 | 0°F 2004 | 28% |
| Dec 5 | 39°F | 19°F | 57°F 2021 | 5°F 1931 | 28% |
| Dec 6 | 38°F | 18°F | 56°F 1937 | -2°F 1912 | 28% |
| Dec 7 | 38°F | 18°F | 51°F 1939 | -3°F 1912 | 28% |
| Dec 8 | 37°F | 18°F | 58°F 1937 | -3°F 2005 | 28% |
| Dec 9 | 37°F | 17°F | 56°F 1939 | -5°F 2005 | 28% |
| Dec 10 | 37°F | 17°F | 56°F 1939 | 2°F 1945 | 28% |
| Dec 11 | 36°F | 17°F | 61°F 1939 | 6°F 1930 | 29% |
| Dec 12 | 36°F | 16°F | 51°F 1939 | 4°F 1932 | 29% |
| Dec 13 | 36°F | 16°F | 51°F 1921 | 4°F 1928 | 29% |
| Dec 14 | 36°F | 16°F | 50°F 1939 | 3°F 1911 | 29% |
| Dec 15 | 35°F | 15°F | 57°F 1915 | -5°F 1920 | 29% |
| Dec 16 | 35°F | 15°F | 53°F 1937 | 0°F 1920 | 29% |
| Dec 17 | 35°F | 15°F | 52°F 1939 | 2°F 1928 | 30% |
| Dec 18 | 35°F | 15°F | 46°F 1936 | -2°F 1927 | 30% |
| Dec 19 | 35°F | 14°F | 45°F 2024 | -4°F 1927 | 30% |
| Dec 20 | 34°F | 14°F | 52°F 2025 | -2°F 1945 | 30% |
| Dec 21 | 34°F | 14°F | 53°F 2025 | -5°F 1929 | 30% |
| Dec 22 | 34°F | 14°F | 55°F 2025 | -6°F 1912 | 30% |
| Dec 23 | 34°F | 14°F | 60°F 2025 | -3°F 1912 | 30% |
| Dec 24 | 34°F | 14°F | 47°F 1940 | -6°F 1912 | 30% |
| Dec 25 | 34°F | 14°F | 57°F 2025 | 0°F 1928 | 31% |
| Dec 26 | 34°F | 14°F | 57°F 2025 | -5°F 1930 | 31% |
| Dec 27 | 34°F | 13°F | 50°F 2025 | -7°F 1911 | 31% |
| Dec 28 | 34°F | 13°F | 46°F 1934 | -8°F 1912 | 31% |
| Dec 29 | 34°F | 13°F | 48°F 2005 | 1°F 1918 | 32% |
| Dec 30 | 34°F | 13°F | 50°F 1917 | 0°F 1930 | 32% |
| Dec 31 | 34°F | 13°F | 51°F 2017 | 0°F 1918 | 32% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (MST).
- December 1
- sunrise 7:09 AM, sunset 4:44 PM
- December 31
- sunrise 7:28 AM, sunset 4:53 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00057618 (Shoshone), public domain. Records: NOAA GHCN-Daily, station USC00057618, 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.