Marion weather in December: Marion, Indiana: normal highs, lows, rain and records for December
Marion in December has a normal high of 38°F and a normal low of 23°F, a daily mean of 31°F, falling from 43°F on the 1st to 34°F by the 31st. Measurable precipitation falls on 10 days in a normal December, 2.58 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 3°C and low of −5°C, 66 mm of precipitation and 13 cm of snow in December.
- NOAA stationMarion (2 mi N)
- Station IDUSC00125337
- Location40.58°N 85.66°W
- Elevation790 ft (241 m)
- Population28,216
- Jan 33° 18°
- Feb 37° 20°
- Mar 48° 28°
- Apr 61° 38°
- May 72° 49°
- Jun 81° 59°
- Jul 84° 63°
- Aug 82° 61°
- Sep 77° 53°
- Oct 64° 42°
- Nov 50° 32°
- Dec 38° 23°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Marion in December?
The normal high is 38°F and the normal low 23°F, for a daily mean of 30.5°F. December is 10.2°F cooler than November and 5.1°F warmer than January. December is the 10th warmest month of the year in Marion and the 11th wettest. Across the month the normal high falls 9°F, from 43°F on December 1 to 34°F on December 31. From one year to the next December's mean temperature typically moves about 4.7°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 26°F and 35°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 35%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 43°F | 27°F | 34% | 22% |
| December 8 | 40°F | 25°F | 34% | 22% |
| December 15 | 38°F | 23°F | 34% | 22% |
| December 22 | 36°F | 22°F | 34% | 21% |
| December 31 | 34°F | 20°F | 35% | 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 | 27°F | 34% | 22% | 9 h 30 min |
| December 2 | 42°F | 26°F | 34% | 22% | 9 h 30 min |
| December 3 | 42°F | 26°F | 34% | 22% | 9 h 30 min |
| December 4 | 42°F | 26°F | 34% | 22% | 9 h 30 min |
| December 5 | 41°F | 26°F | 34% | 22% | 9 h 30 min |
| December 6 | 41°F | 25°F | 34% | 22% | 9 h 20 min |
| December 7 | 41°F | 25°F | 34% | 22% | 9 h 20 min |
| December 8 | 40°F | 25°F | 34% | 22% | 9 h 20 min |
| December 9 | 40°F | 25°F | 34% | 22% | 9 h 20 min |
| December 10 | 40°F | 24°F | 34% | 22% | 9 h 20 min |
| December 11 | 39°F | 24°F | 34% | 22% | 9 h 20 min |
| December 12 | 39°F | 24°F | 34% | 22% | 9 h 20 min |
| December 13 | 39°F | 24°F | 34% | 22% | 9 h 20 min |
| December 14 | 38°F | 23°F | 34% | 22% | 9 h 20 min |
| December 15 | 38°F | 23°F | 34% | 22% | 9 h 20 min |
| December 16 | 38°F | 23°F | 34% | 22% | 9 h 20 min |
| December 17 | 37°F | 23°F | 34% | 21% | 9 h 20 min |
| December 18 | 37°F | 22°F | 34% | 21% | 9 h 20 min |
| December 19 | 37°F | 22°F | 34% | 21% | 9 h 20 min |
| December 20 | 37°F | 22°F | 34% | 21% | 9 h 20 min |
| December 21 | 36°F | 22°F | 34% | 21% | 9 h 20 min |
| December 22 | 36°F | 22°F | 34% | 21% | 9 h 20 min |
| December 23 | 36°F | 21°F | 34% | 21% | 9 h 20 min |
| December 24 | 36°F | 21°F | 34% | 21% | 9 h 20 min |
| December 25 | 36°F | 21°F | 34% | 21% | 9 h 20 min |
| December 26 | 35°F | 21°F | 34% | 21% | 9 h 20 min |
| December 27 | 35°F | 21°F | 34% | 21% | 9 h 20 min |
| December 28 | 35°F | 20°F | 34% | 21% | 9 h 20 min |
| December 29 | 35°F | 20°F | 35% | 21% | 9 h 20 min |
| December 30 | 35°F | 20°F | 35% | 21% | 9 h 20 min |
| December 31 | 34°F | 20°F | 35% | 21% | 9 h 20 min |
- Normal high
- 38°FDecember average
- Normal low
- 23°FDecember average
- Precipitation
- 2.58 inmonth total
- Days with precipitation
- 100.01 inch or more
- Snowfall
- 5.0 inmonth total
- Nights at 32°F or colder
- 25
- Daylight
- 9 h 30 min to 9 h 20 minDecember 1 to December 31
- Sunshine
- 57%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00125337; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Marion in December?
On a given December day the chance of 0.01 inch or more is 34% on average, highest around December 31 (35%). In all, 2.58 in falls on 10 days of a normal December.
In a normal December in Marion, 25 nights fall to freezing, 10 days stay below freezing all day and snowfall averages 5.0 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 USC00125337.
What are the records for December in Marion?
The warmest December temperature on this station's record (since 1893) is 71°F, on December 3, 1982; the coldest is −22°F, on December 28, 1924. The wettest December brought 7.76 in (1990); the snowiest, 33.1 inches (1973).
The December mean against the 1991-2020 normal of 30.5°F: 2021 39.3°F (+8.8), 2022 29.5°F (−1.0), 2023 39.8°F (+9.3), 2024 32.6°F (+2.1), 2025 27.5°F (−3.0). 3 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 39.3°F | +8.8°F | 3.97 in |
| 2022 | 29.5°F | −1.0°F | 2.28 in |
| 2023 | 39.8°F | +9.3°F | 1.89 in |
| 2024 | 32.6°F | +2.1°F | 3.95 in |
| 2025 | 27.5°F | −3.0°F | 1.40 in |
Source: records: ACIS, station USC00125337; recent months: ACIS, station USC00125337. Records and recent months use complete months only.
How does December in Marion compare across Indiana?
Across the 99 places PlainClimate covers in Indiana, December normal highs run from 36°F in Angola to 47°F in English; Marion's is 38°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.