Cody weather in December: Cody, Wyoming: normal highs, lows, rain and records for December
Cody in December has a normal high of 37°F and a normal low of 18°F, a daily mean of 27°F, falling from 39°F on the 1st to 37°F by the 31st. Measurable precipitation falls on 4 days in a normal December, 0.46 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 3°C and low of −8°C, 12 mm of precipitation and 19 cm of snow in December.
- NOAA stationCody
- Station IDUSC00481840
- Location44.50°N 109.11°W
- Elevation5,280 ft (1,609 m)
- Population10,391
- Jan 38° 18°
- Feb 39° 19°
- Mar 49° 27°
- Apr 55° 33°
- May 64° 42°
- Jun 75° 50°
- Jul 84° 57°
- Aug 82° 56°
- Sep 72° 47°
- Oct 58° 36°
- Nov 45° 26°
- Dec 37° 18°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Cody in December?
The normal high is 37°F and the normal low 18°F, for a daily mean of 27.3°F. December is 7.9°F cooler than November and 0.2°F cooler than January. December is the 12th warmest month of the year in Cody and the 10th wettest, and the snowiest. Across the month the normal high falls 2°F, from 39°F on December 1 to 37°F on December 31. From one year to the next December's mean temperature typically moves about 4.5°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 23°F and 32°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 13%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 39°F | 21°F | 13% | 6% |
| December 8 | 37°F | 19°F | 12% | 5% |
| December 15 | 36°F | 18°F | 12% | 5% |
| December 22 | 36°F | 17°F | 12% | 5% |
| December 31 | 37°F | 17°F | 11% | 5% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 25)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 39°F | 21°F | 13% | 6% | 9 h 10 min |
| December 2 | 38°F | 20°F | 13% | 6% | 9 h 10 min |
| December 3 | 38°F | 20°F | 13% | 6% | 9 h |
| December 4 | 38°F | 20°F | 13% | 6% | 9 h |
| December 5 | 37°F | 20°F | 12% | 6% | 9 h |
| December 6 | 37°F | 19°F | 12% | 5% | 9 h |
| December 7 | 37°F | 19°F | 12% | 5% | 9 h |
| December 8 | 37°F | 19°F | 12% | 5% | 9 h |
| December 9 | 37°F | 19°F | 12% | 5% | 9 h |
| December 10 | 36°F | 19°F | 12% | 5% | 9 h |
| December 11 | 36°F | 18°F | 12% | 5% | 8 h 50 min |
| December 12 | 36°F | 18°F | 12% | 5% | 8 h 50 min |
| December 13 | 36°F | 18°F | 12% | 5% | 8 h 50 min |
| December 14 | 36°F | 18°F | 12% | 5% | 8 h 50 min |
| December 15 | 36°F | 18°F | 12% | 5% | 8 h 50 min |
| December 16 | 36°F | 18°F | 12% | 5% | 8 h 50 min |
| December 17 | 36°F | 17°F | 12% | 5% | 8 h 50 min |
| December 18 | 36°F | 17°F | 12% | 5% | 8 h 50 min |
| December 19 | 36°F | 17°F | 12% | 5% | 8 h 50 min |
| December 20 | 36°F | 17°F | 12% | 5% | 8 h 50 min |
| December 21 | 36°F | 17°F | 12% | 5% | 8 h 50 min |
| December 22 | 36°F | 17°F | 12% | 5% | 8 h 50 min |
| December 23 | 36°F | 17°F | 12% | 5% | 8 h 50 min |
| December 24 | 36°F | 17°F | 11% | 5% | 8 h 50 min |
| December 25 | 36°F | 17°F | 11% | 5% | 8 h 50 min |
| December 26 | 36°F | 17°F | 11% | 5% | 8 h 50 min |
| December 27 | 36°F | 17°F | 11% | 5% | 8 h 50 min |
| December 28 | 37°F | 17°F | 11% | 5% | 8 h 50 min |
| December 29 | 37°F | 17°F | 11% | 5% | 8 h 50 min |
| December 30 | 37°F | 17°F | 11% | 5% | 8 h 50 min |
| December 31 | 37°F | 17°F | 11% | 5% | 8 h 50 min |
- Normal high
- 37°FDecember average
- Normal low
- 18°FDecember average
- Precipitation
- 0.46 inmonth total
- Days with precipitation
- 40.01 inch or more
- Snowfall
- 7.5 inmonth total
- Nights at 32°F or colder
- 27
- Daylight
- 9 h 10 min to 8 h 50 minDecember 1 to December 31
- Sunshine
- 69%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00481840; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Cody in December?
On a given December day the chance of 0.01 inch or more is 12% on average, highest around December 1 (13%). In all, 0.46 in falls on 4 days of a normal December.
In a normal December in Cody, 27 nights fall to freezing, 9 days stay below freezing all day and snowfall averages 7.5 inches.
Snow falls on 3 days in a normal December, and an inch or more covers the ground on 6 days.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00481840.
What are the records for December in Cody?
The warmest December temperature on this station's record (since 1915) is 67°F, on December 10, 1939; the coldest is −35°F, on December 31, 1923. The wettest December brought 2.17 in (2016); the snowiest, 25.4 inches (2016).
The December mean against the 1991-2020 normal of 27.3°F: 2021 29.6°F (+2.3), 2022 23.0°F (−4.3), 2023 35.9°F (+8.6), 2024 38.6°F (+11.3), 2025 37.1°F (+9.8). 4 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 29.6°F | +2.3°F | 0.42 in |
| 2022 | 23.0°F | −4.3°F | 0.43 in |
| 2023 | 35.9°F | +8.6°F | 0.36 in |
| 2024 | 38.6°F | +11.3°F | 0.01 in |
| 2025 | 37.1°F | +9.8°F | 0.83 in |
Source: records: ACIS, station USC00481840; recent months: ACIS, station USC00481840. Records and recent months use complete months only.
How does December in Cody compare across Wyoming?
Across the 71 places PlainClimate covers in Wyoming, December normal highs run from 24°F in Bondurant to 43°F in Yoder; Cody's is 37°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.