St. Paul weather in December: St. Paul, Alaska: normal highs, lows, rain and records for December
St. Paul in December has a normal high of 33°F and a normal low of 25°F, a daily mean of 29°F, falling from 36°F on the 1st to 31°F by the 31st. Measurable precipitation falls on 22 days in a normal December, 2.30 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 1°C and low of −4°C, 58 mm of precipitation and 31 cm of snow in December.
- NOAA stationSaint Paul Island Airport
- Station IDUSW00025713
- Location57.16°N 170.22°W
- Elevation35 ft (11 m)
- From the center4 miles
- Population439
- Jan 29° 21°
- Feb 29° 21°
- Mar 30° 21°
- Apr 34° 26°
- May 41° 32°
- Jun 48° 39°
- Jul 52° 44°
- Aug 53° 46°
- Sep 50° 42°
- Oct 44° 35°
- Nov 38° 30°
- Dec 33° 25°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is St. Paul in December?
The normal high is 33°F and the normal low 25°F, for a daily mean of 28.9°F. December is 5.0°F cooler than November and 3.6°F warmer than January. December is the 9th warmest month of the year in St. Paul and the 5th wettest. Across the month the normal high falls 5°F, from 36°F on December 1 to 31°F on December 31. From one year to the next December's mean temperature typically moves about 3.8°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 25°F and 33°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 74%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 36°F | 27°F | 74% | 28% |
| December 8 | 35°F | 26°F | 72% | 27% |
| December 15 | 33°F | 25°F | 68% | 25% |
| December 22 | 32°F | 24°F | 65% | 22% |
| December 31 | 31°F | 23°F | 61% | 20% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 36°F | 27°F | 74% | 28% | 7 h 10 min |
| December 2 | 35°F | 27°F | 74% | 28% | 7 h 10 min |
| December 3 | 35°F | 27°F | 74% | 28% | 7 h 10 min |
| December 4 | 35°F | 27°F | 73% | 28% | 7 h |
| December 5 | 35°F | 26°F | 73% | 27% | 7 h |
| December 6 | 35°F | 26°F | 73% | 27% | 7 h |
| December 7 | 35°F | 26°F | 72% | 27% | 7 h |
| December 8 | 35°F | 26°F | 72% | 27% | 7 h |
| December 9 | 34°F | 26°F | 71% | 26% | 6 h 50 min |
| December 10 | 34°F | 26°F | 71% | 26% | 6 h 50 min |
| December 11 | 34°F | 25°F | 70% | 26% | 6 h 50 min |
| December 12 | 34°F | 25°F | 70% | 25% | 6 h 50 min |
| December 13 | 34°F | 25°F | 69% | 25% | 6 h 50 min |
| December 14 | 34°F | 25°F | 69% | 25% | 6 h 50 min |
| December 15 | 33°F | 25°F | 68% | 25% | 6 h 40 min |
| December 16 | 33°F | 25°F | 68% | 24% | 6 h 40 min |
| December 17 | 33°F | 25°F | 67% | 24% | 6 h 40 min |
| December 18 | 33°F | 24°F | 67% | 24% | 6 h 40 min |
| December 19 | 33°F | 24°F | 66% | 23% | 6 h 40 min |
| December 20 | 32°F | 24°F | 66% | 23% | 6 h 40 min |
| December 21 | 32°F | 24°F | 65% | 23% | 6 h 40 min |
| December 22 | 32°F | 24°F | 65% | 22% | 6 h 40 min |
| December 23 | 32°F | 24°F | 64% | 22% | 6 h 40 min |
| December 24 | 32°F | 23°F | 64% | 22% | 6 h 40 min |
| December 25 | 32°F | 23°F | 64% | 22% | 6 h 40 min |
| December 26 | 31°F | 23°F | 63% | 21% | 6 h 40 min |
| December 27 | 31°F | 23°F | 63% | 21% | 6 h 40 min |
| December 28 | 31°F | 23°F | 62% | 21% | 6 h 40 min |
| December 29 | 31°F | 23°F | 62% | 21% | 6 h 40 min |
| December 30 | 31°F | 23°F | 62% | 20% | 6 h 40 min |
| December 31 | 31°F | 23°F | 61% | 20% | 6 h 50 min |
- Normal high
- 33°FDecember average
- Normal low
- 25°FDecember average
- Precipitation
- 2.30 inmonth total
- Days with precipitation
- 220.01 inch or more
- Snowfall
- 12.3 inmonth total
- Nights at 32°F or colder
- 24
- Daylight
- 7 h 10 min to 6 h 50 minDecember 1 to December 31
- Sunshine
- 47%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00025713; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in St. Paul in December?
On a given December day the chance of 0.01 inch or more is 68% on average, highest around December 1 (74%). In all, 2.30 in falls on 22 days of a normal December.
In a normal December in St. Paul, 24 nights fall to freezing, 12 days stay below freezing all day and snowfall averages 12.3 inches.
Snow falls on 15 days in a normal December, and an inch or more covers the ground on 15 days.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00025713.
How humid and windy is St. Paul in December?
At 3 p.m. the normal temperature is 29°F with 81% relative humidity and a dew point of 24°F; at 6 a.m. it is 28°F with 83% humidity. The wind averages 18.0 mph, most often from the northeast in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 28°F | 24°F | 83% | 18.2 mph | – |
| 9 a.m. | 28°F | 23°F | 83% | 18.1 mph | – |
| noon | 28°F | 23°F | 83% | 17.9 mph | – |
| 3 p.m. | 29°F | 24°F | 81% | 18.3 mph | – |
| 6 p.m. | 28°F | 23°F | 82% | 18.1 mph | – |
| 9 p.m. | 28°F | 23°F | 82% | 18.1 mph | – |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00025713. 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 St. Paul?
The warmest December temperature on this station's record (since 1892) is 52°F, on December 24, 1936; the coldest is −5°F, on December 30, 1916. The wettest December brought 4.63 in (2015); the snowiest, 33.9 inches (2006).
The December mean against the 1991-2020 normal of 28.9°F: 2021 33.6°F (+4.7), 2022 33.6°F (+4.7), 2023 27.0°F (−1.9), 2024 32.5°F (+3.6), 2025 30.8°F (+1.9). 4 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 33.6°F | +4.7°F | 3.31 in |
| 2022 | 33.6°F | +4.7°F | 2.40 in |
| 2023 | 27.0°F | −1.9°F | 3.34 in |
| 2024 | 32.5°F | +3.6°F | 2.08 in |
| 2025 | 30.8°F | +1.9°F | 1.33 in |
Source: records: ACIS, station USW00025713; recent months: ACIS, station USW00025713. Records and recent months use complete months only.
How does December in St. Paul compare across Alaska?
Across the 85 places PlainClimate covers in Alaska, December normal highs run from −7°F in Chicken to 42°F in Sitka; St. Paul's is 33°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.