Winslow weather in December: Winslow, Arizona: normal highs, lows, rain and records for December
Winslow in December has a normal high of 49°F and a normal low of 22°F, a daily mean of 35°F, falling from 53°F on the 1st to 47°F by the 31st. Measurable precipitation falls on 4 days in a normal December, 0.50 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 9°C and low of −6°C, 13 mm of precipitation in December.
- NOAA stationWinslow Municipal Airport
- Station IDUSW00023194
- Location35.03°N 110.72°W
- Elevation4,886 ft (1,489 m)
- Population8,577
- Jan 50° 22°
- Feb 56° 26°
- Mar 65° 32°
- Apr 72° 38°
- May 81° 46°
- Jun 92° 55°
- Jul 95° 64°
- Aug 92° 63°
- Sep 86° 54°
- Oct 74° 40°
- Nov 60° 29°
- Dec 49° 22°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Winslow in December?
The normal high is 49°F and the normal low 22°F, for a daily mean of 35.2°F. December is 9.4°F cooler than November and 0.7°F cooler than January. December is the 12th warmest month of the year in Winslow and the 6th wettest. Across the month the normal high falls 6°F, from 53°F on December 1 to 47°F on December 31. From one year to the next December's mean temperature typically moves about 2.7°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 33°F and 38°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 14%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 53°F | 24°F | 12% | 5% |
| December 8 | 50°F | 22°F | 13% | 5% |
| December 15 | 48°F | 21°F | 14% | 5% |
| December 22 | 47°F | 21°F | 14% | 5% |
| December 31 | 47°F | 21°F | 14% | 5% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 22)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 53°F | 24°F | 12% | 5% | 10 h |
| December 2 | 52°F | 24°F | 13% | 5% | 10 h |
| December 3 | 52°F | 23°F | 13% | 5% | 10 h |
| December 4 | 52°F | 23°F | 13% | 5% | 10 h |
| December 5 | 51°F | 23°F | 13% | 5% | 10 h |
| December 6 | 51°F | 23°F | 13% | 5% | 9 h 50 min |
| December 7 | 50°F | 23°F | 13% | 5% | 9 h 50 min |
| December 8 | 50°F | 22°F | 13% | 5% | 9 h 50 min |
| December 9 | 50°F | 22°F | 13% | 5% | 9 h 50 min |
| December 10 | 49°F | 22°F | 13% | 5% | 9 h 50 min |
| December 11 | 49°F | 22°F | 13% | 5% | 9 h 50 min |
| December 12 | 49°F | 22°F | 13% | 5% | 9 h 50 min |
| December 13 | 49°F | 22°F | 14% | 5% | 9 h 50 min |
| December 14 | 48°F | 22°F | 14% | 5% | 9 h 50 min |
| December 15 | 48°F | 21°F | 14% | 5% | 9 h 50 min |
| December 16 | 48°F | 21°F | 14% | 5% | 9 h 50 min |
| December 17 | 48°F | 21°F | 14% | 5% | 9 h 50 min |
| December 18 | 48°F | 21°F | 14% | 5% | 9 h 50 min |
| December 19 | 48°F | 21°F | 14% | 5% | 9 h 50 min |
| December 20 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 21 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 22 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 23 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 24 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 25 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 26 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 27 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 28 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 29 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 30 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
| December 31 | 47°F | 21°F | 14% | 5% | 9 h 50 min |
- Normal high
- 49°FDecember average
- Normal low
- 22°FDecember average
- Precipitation
- 0.50 inmonth total
- Days with precipitation
- 40.01 inch or more
- Nights at 32°F or colder
- 28
- Daylight
- 10 h to 9 h 50 minDecember 1 to December 31
- Sunshine
- 80%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00023194; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Winslow in December?
On a given December day the chance of 0.01 inch or more is 13% on average, highest around December 21 (14%). In all, 0.50 in falls on 4 days of a normal December.
In a normal December in Winslow, 28 nights fall to freezing and 1 days stay below freezing all day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00023194.
How humid and windy is Winslow in December?
At 3 p.m. the normal temperature is 45°F with 37% relative humidity and a dew point of 20°F; at 6 a.m. it is 23°F with 74% humidity. The wind averages 5.8 mph, most often from the west in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 23°F | 16°F | 74% | 4.7 mph | – |
| 9 a.m. | 28°F | 18°F | 67% | 5.9 mph | – |
| noon | 40°F | 21°F | 46% | 6.9 mph | – |
| 3 p.m. | 45°F | 20°F | 37% | 7.9 mph | – |
| 6 p.m. | 37°F | 20°F | 48% | 6.0 mph | – |
| 9 p.m. | 30°F | 18°F | 61% | 5.4 mph | – |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00023194. 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 Winslow?
The warmest December temperature on Winslow's official record (since 1915) is 76°F, on December 19, 2025; the coldest is −12°F, on December 22, 1967. The wettest December brought 3.73 in (1967); the snowiest, 39.6 inches (1967).
The December mean against the 1991-2020 normal of 35.2°F: 2021 39.6°F (+4.4), 2022 37.9°F (+2.7), 2023 37.0°F (+1.8), 2024 38.6°F (+3.4), 2025 42.3°F (+7.1). 5 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 39.6°F | +4.4°F | 0.29 in |
| 2022 | 37.9°F | +2.7°F | 0.43 in |
| 2023 | 37.0°F | +1.8°F | 0.34 in |
| 2024 | 38.6°F | +3.4°F | 0.00 in |
| 2025 | 42.3°F | +7.1°F | 0.14 in |
Source: records: ACIS, NWS threaded record INWthr; recent months: ACIS, station USW00023194. Records and recent months use complete months only.
How does December in Winslow compare across Arizona?
Across the 97 places PlainClimate covers in Arizona, December normal highs run from 41°F in Lukachukai to 70°F in Gila Bend; Winslow's is 49°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.