Big Piney weather in December: Big Piney, Wyoming: normal highs, lows, rain and records for December
Big Piney in December has a normal high of 28°F and a normal low of −2°F, a daily mean of 13°F, falling from 32°F on the 1st to 26°F by the 31st. Measurable precipitation falls on 4 days in a normal December, 0.23 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of −2°C and low of −19°C, 6 mm of precipitation in December.
- NOAA stationBig Piney Marbleton Airport
- Station IDUSW00024164
- Location42.58°N 110.11°W
- Elevation6,970 ft (2,125 m)
- Population390
- Jan 27° -3°
- Feb 30° 0°
- Mar 41° 13°
- Apr 52° 21°
- May 62° 29°
- Jun 72° 36°
- Jul 82° 42°
- Aug 80° 40°
- Sep 70° 32°
- Oct 55° 21°
- Nov 39° 9°
- Dec 28° -2°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Big Piney in December?
The normal high is 28°F and the normal low −2°F, for a daily mean of 12.7°F. December is 11.7°F cooler than November and 1.0°F warmer than January. December is the 11th warmest month of the year in Big Piney and the 12th wettest. Across the month the normal high falls 6°F, from 32°F on December 1 to 26°F on December 31. From one year to the next December's mean temperature typically moves about 4.2°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 9°F and 17°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 | 32°F | 2°F | 13% | 2% |
| December 8 | 29°F | −1°F | 13% | 2% |
| December 15 | 27°F | −3°F | 12% | 2% |
| December 22 | 26°F | −4°F | 12% | 2% |
| December 31 | 26°F | −4°F | 13% | 3% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 26)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 32°F | 2°F | 13% | 2% | 9 h 20 min |
| December 2 | 31°F | 2°F | 13% | 2% | 9 h 20 min |
| December 3 | 31°F | 1°F | 13% | 2% | 9 h 20 min |
| December 4 | 30°F | 1°F | 13% | 2% | 9 h 10 min |
| December 5 | 30°F | 1°F | 13% | 2% | 9 h 10 min |
| December 6 | 30°F | 0°F | 13% | 2% | 9 h 10 min |
| December 7 | 29°F | 0°F | 13% | 2% | 9 h 10 min |
| December 8 | 29°F | −1°F | 13% | 2% | 9 h 10 min |
| December 9 | 29°F | −1°F | 13% | 2% | 9 h 10 min |
| December 10 | 28°F | −1°F | 13% | 2% | 9 h 10 min |
| December 11 | 28°F | −2°F | 13% | 2% | 9 h 10 min |
| December 12 | 28°F | −2°F | 13% | 2% | 9 h 10 min |
| December 13 | 28°F | −2°F | 13% | 2% | 9 h 10 min |
| December 14 | 27°F | −2°F | 13% | 2% | 9 h 10 min |
| December 15 | 27°F | −3°F | 12% | 2% | 9 h |
| December 16 | 27°F | −3°F | 12% | 2% | 9 h |
| December 17 | 27°F | −3°F | 12% | 2% | 9 h |
| December 18 | 27°F | −3°F | 12% | 2% | 9 h |
| December 19 | 27°F | −3°F | 12% | 2% | 9 h |
| December 20 | 26°F | −4°F | 12% | 2% | 9 h |
| December 21 | 26°F | −4°F | 12% | 2% | 9 h |
| December 22 | 26°F | −4°F | 12% | 2% | 9 h |
| December 23 | 26°F | −4°F | 13% | 2% | 9 h |
| December 24 | 26°F | −4°F | 13% | 2% | 9 h |
| December 25 | 26°F | −4°F | 13% | 3% | 9 h |
| December 26 | 26°F | −4°F | 13% | 3% | 9 h |
| December 27 | 26°F | −4°F | 13% | 3% | 9 h |
| December 28 | 26°F | −4°F | 13% | 3% | 9 h |
| December 29 | 26°F | −4°F | 13% | 3% | 9 h |
| December 30 | 26°F | −4°F | 13% | 3% | 9 h 10 min |
| December 31 | 26°F | −4°F | 13% | 3% | 9 h 10 min |
- Normal high
- 28°FDecember average
- Normal low
- −2°FDecember average
- Precipitation
- 0.23 inmonth total
- Days with precipitation
- 40.01 inch or more
- Nights at 32°F or colder
- 31
- Daylight
- 9 h 20 min to 9 h 10 minDecember 1 to December 31
- Sunshine
- 70%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00024164; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Big Piney in December?
On a given December day the chance of 0.01 inch or more is 13% on average, highest around December 31 (13%). In all, 0.23 in falls on 4 days of a normal December.
In a normal December in Big Piney, 31 nights fall to freezing and 22 days stay below freezing all day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00024164.
How humid and windy is Big Piney in December?
At 3 p.m. the normal temperature is 23°F with 60% relative humidity and a dew point of 11°F; at 6 a.m. it is 3°F with 83% humidity. The wind averages 4.8 mph, most often from the northwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 3°F | −1°F | 83% | 4.0 mph | – |
| 9 a.m. | 6°F | 1°F | 82% | 3.7 mph | – |
| noon | 17°F | 8°F | 67% | 5.1 mph | – |
| 3 p.m. | 23°F | 11°F | 60% | 5.9 mph | – |
| 6 p.m. | 14°F | 8°F | 74% | 5.8 mph | – |
| 9 p.m. | 9°F | 4°F | 80% | 5.3 mph | – |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00024164. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for December in Big Piney?
The warmest December temperature on this station's record (since 1998) is 57°F, on December 12, 2017; the coldest is −35°F, on December 8, 2005. The wettest December brought 0.67 in (2025).
The December mean against the 1991-2020 normal of 12.7°F: 2021 17.6°F (+4.9), 2022 10.2°F (−2.5), 2023 19.1°F (+6.4), 2024 18.5°F (+5.8), 2025 27.6°F (+14.9). 4 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 17.6°F | +4.9°F | 0.10 in |
| 2022 | 10.2°F | −2.5°F | 0.53 in |
| 2023 | 19.1°F | +6.4°F | 0.09 in |
| 2024 | 18.5°F | +5.8°F | 0.30 in |
| 2025 | 27.6°F | +14.9°F | 0.67 in |
Source: records: ACIS, station USW00024164; recent months: ACIS, station USW00024164. Records and recent months use complete months only.
How does December in Big Piney 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; Big Piney's is 28°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.