Ashtabula weather in December: Ashtabula, Ohio: normal highs, lows, rain and records for December
Ashtabula in December has a normal high of 38°F and a normal low of 26°F, a daily mean of 32°F, falling from 43°F on the 1st to 35°F by the 31st. Measurable precipitation falls on 15 days in a normal December, 2.32 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 3°C and low of −3°C, 59 mm of precipitation in December.
- NOAA stationAshtabula County Airport
- Station IDUSW00004857
- Location41.78°N 80.70°W
- Elevation924 ft (282 m)
- From the center9 miles
- Population17,775
- Jan 33° 19°
- Feb 36° 19°
- Mar 44° 26°
- Apr 58° 36°
- May 69° 46°
- Jun 77° 55°
- Jul 81° 60°
- Aug 79° 58°
- Sep 73° 52°
- Oct 61° 42°
- Nov 49° 34°
- Dec 38° 26°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Ashtabula in December?
The normal high is 38°F and the normal low 26°F, for a daily mean of 32.1°F. December is 9.2°F cooler than November and 5.9°F warmer than January. December is the 10th warmest month of the year in Ashtabula and the 10th wettest. Across the month the normal high falls 8°F, from 43°F on December 1 to 35°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 28°F and 36°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 48%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 43°F | 30°F | 48% | 23% |
| December 8 | 41°F | 28°F | 48% | 22% |
| December 15 | 38°F | 26°F | 48% | 21% |
| December 22 | 36°F | 24°F | 48% | 21% |
| December 31 | 35°F | 22°F | 48% | 21% |
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 | 43°F | 30°F | 48% | 23% | 9 h 20 min |
| December 2 | 43°F | 30°F | 48% | 23% | 9 h 20 min |
| December 3 | 42°F | 29°F | 48% | 23% | 9 h 20 min |
| December 4 | 42°F | 29°F | 48% | 22% | 9 h 20 min |
| December 5 | 42°F | 29°F | 48% | 22% | 9 h 20 min |
| December 6 | 41°F | 29°F | 48% | 22% | 9 h 20 min |
| December 7 | 41°F | 28°F | 48% | 22% | 9 h 20 min |
| December 8 | 41°F | 28°F | 48% | 22% | 9 h 20 min |
| December 9 | 40°F | 28°F | 48% | 22% | 9 h 10 min |
| December 10 | 40°F | 27°F | 48% | 22% | 9 h 10 min |
| December 11 | 40°F | 27°F | 48% | 21% | 9 h 10 min |
| December 12 | 39°F | 27°F | 48% | 21% | 9 h 10 min |
| December 13 | 39°F | 27°F | 48% | 21% | 9 h 10 min |
| December 14 | 39°F | 26°F | 48% | 21% | 9 h 10 min |
| December 15 | 38°F | 26°F | 48% | 21% | 9 h 10 min |
| December 16 | 38°F | 26°F | 48% | 21% | 9 h 10 min |
| December 17 | 38°F | 26°F | 48% | 21% | 9 h 10 min |
| December 18 | 38°F | 25°F | 48% | 21% | 9 h 10 min |
| December 19 | 37°F | 25°F | 48% | 21% | 9 h 10 min |
| December 20 | 37°F | 25°F | 48% | 21% | 9 h 10 min |
| December 21 | 37°F | 24°F | 48% | 21% | 9 h 10 min |
| December 22 | 36°F | 24°F | 48% | 21% | 9 h 10 min |
| December 23 | 36°F | 24°F | 48% | 21% | 9 h 10 min |
| December 24 | 36°F | 24°F | 48% | 21% | 9 h 10 min |
| December 25 | 36°F | 23°F | 48% | 21% | 9 h 10 min |
| December 26 | 36°F | 23°F | 48% | 21% | 9 h 10 min |
| December 27 | 35°F | 23°F | 48% | 21% | 9 h 10 min |
| December 28 | 35°F | 23°F | 48% | 21% | 9 h 10 min |
| December 29 | 35°F | 22°F | 48% | 21% | 9 h 10 min |
| December 30 | 35°F | 22°F | 48% | 21% | 9 h 10 min |
| December 31 | 35°F | 22°F | 48% | 21% | 9 h 10 min |
- Normal high
- 38°FDecember average
- Normal low
- 26°FDecember average
- Precipitation
- 2.32 inmonth total
- Days with precipitation
- 150.01 inch or more
- Nights at 32°F or colder
- 23
- Daylight
- 9 h 20 min to 9 h 10 minDecember 1 to December 31
- Sunshine
- 47%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00004857; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Ashtabula in December?
On a given December day the chance of 0.01 inch or more is 48% on average, highest around December 1 (48%). In all, 2.32 in falls on 15 days of a normal December.
In a normal December in Ashtabula, 23 nights fall to freezing and 9 days stay below freezing all day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00004857.
What are the records for December in Ashtabula?
The warmest December temperature on this station's record (since 1998) is 72°F, on December 5, 2001; the coldest is −2°F, on December 27, 2004. The wettest December brought 4.47 in (2011).
The December mean against the 1991-2020 normal of 32.1°F: 2021 39.2°F (+7.1), 2022 33.1°F (+1.0), 2023 40.8°F (+8.7), 2024 34.1°F (+2.0), 2025 27.9°F (−4.2). 4 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 39.2°F | +7.1°F | 2.56 in |
| 2022 | 33.1°F | +1.0°F | 0.38 in |
| 2023 | 40.8°F | +8.7°F | 1.27 in |
| 2024 | 34.1°F | +2.0°F | 1.64 in |
| 2025 | 27.9°F | −4.2°F | 2.51 in |
Source: records: ACIS, station USW00004857; recent months: ACIS, station USW00004857. Records and recent months use complete months only.
How does December in Ashtabula compare across Ohio?
Across the 99 places PlainClimate covers in Ohio, December normal highs run from 36°F in Montpelier to 46°F in Portsmouth; Ashtabula's is 38°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.