Ankeny weather in December: Ankeny, Iowa: normal highs, lows, rain and records for December
Ankeny in December has a normal high of 35°F and a normal low of 18°F, a daily mean of 26°F, falling from 40°F on the 1st to 30°F by the 31st. Measurable precipitation falls on 7 days in a normal December, 1.39 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 2°C and low of −8°C, 35 mm of precipitation and 11 cm of snow in December.
- NOAA stationAnkeny
- Station IDUSC00130241
- Location41.73°N 93.65°W
- Elevation975 ft (297 m)
- From the center3 miles
- Population76,727
- Jan 30° 12°
- Feb 34° 16°
- Mar 47° 27°
- Apr 61° 38°
- May 72° 50°
- Jun 82° 61°
- Jul 86° 65°
- Aug 84° 62°
- Sep 77° 53°
- Oct 64° 41°
- Nov 48° 29°
- Dec 35° 18°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Ankeny in December?
The normal high is 35°F and the normal low 18°F, for a daily mean of 26.3°F. December is 12.1°F cooler than November and 5.7°F warmer than January. December is the 10th warmest month of the year in Ankeny and the 10th wettest. Across the month the normal high falls 10°F, from 40°F on December 1 to 30°F on December 31. From one year to the next December's mean temperature typically moves about 5.1°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 21°F and 31°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 23%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 40°F | 23°F | 23% | 12% |
| December 8 | 37°F | 21°F | 23% | 12% |
| December 15 | 35°F | 18°F | 23% | 11% |
| December 22 | 33°F | 16°F | 22% | 10% |
| December 31 | 30°F | 14°F | 21% | 9% |
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 | 40°F | 23°F | 23% | 12% | 9 h 20 min |
| December 2 | 40°F | 23°F | 23% | 12% | 9 h 20 min |
| December 3 | 39°F | 22°F | 23% | 12% | 9 h 20 min |
| December 4 | 39°F | 22°F | 23% | 12% | 9 h 20 min |
| December 5 | 39°F | 22°F | 23% | 12% | 9 h 20 min |
| December 6 | 38°F | 21°F | 23% | 12% | 9 h 20 min |
| December 7 | 38°F | 21°F | 23% | 12% | 9 h 20 min |
| December 8 | 37°F | 21°F | 23% | 12% | 9 h 20 min |
| December 9 | 37°F | 20°F | 23% | 11% | 9 h 10 min |
| December 10 | 37°F | 20°F | 23% | 11% | 9 h 10 min |
| December 11 | 36°F | 20°F | 23% | 11% | 9 h 10 min |
| December 12 | 36°F | 19°F | 23% | 11% | 9 h 10 min |
| December 13 | 35°F | 19°F | 23% | 11% | 9 h 10 min |
| December 14 | 35°F | 19°F | 23% | 11% | 9 h 10 min |
| December 15 | 35°F | 18°F | 23% | 11% | 9 h 10 min |
| December 16 | 34°F | 18°F | 23% | 11% | 9 h 10 min |
| December 17 | 34°F | 18°F | 23% | 10% | 9 h 10 min |
| December 18 | 34°F | 17°F | 22% | 10% | 9 h 10 min |
| December 19 | 33°F | 17°F | 22% | 10% | 9 h 10 min |
| December 20 | 33°F | 17°F | 22% | 10% | 9 h 10 min |
| December 21 | 33°F | 16°F | 22% | 10% | 9 h 10 min |
| December 22 | 33°F | 16°F | 22% | 10% | 9 h 10 min |
| December 23 | 32°F | 16°F | 22% | 10% | 9 h 10 min |
| December 24 | 32°F | 15°F | 22% | 10% | 9 h 10 min |
| December 25 | 32°F | 15°F | 22% | 10% | 9 h 10 min |
| December 26 | 31°F | 15°F | 22% | 9% | 9 h 10 min |
| December 27 | 31°F | 15°F | 22% | 9% | 9 h 10 min |
| December 28 | 31°F | 14°F | 21% | 9% | 9 h 10 min |
| December 29 | 31°F | 14°F | 21% | 9% | 9 h 10 min |
| December 30 | 31°F | 14°F | 21% | 9% | 9 h 10 min |
| December 31 | 30°F | 14°F | 21% | 9% | 9 h 10 min |
- Normal high
- 35°FDecember average
- Normal low
- 18°FDecember average
- Precipitation
- 1.39 inmonth total
- Days with precipitation
- 70.01 inch or more
- Snowfall
- 4.5 inmonth total
- Nights at 32°F or colder
- 29
- Daylight
- 9 h 20 min to 9 h 10 minDecember 1 to December 31
- Sunshine
- 68%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00130241; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Ankeny in December?
On a given December day the chance of 0.01 inch or more is 22% on average, highest around December 6 (23%). In all, 1.39 in falls on 7 days of a normal December.
In a normal December in Ankeny, 29 nights fall to freezing, 13 days stay below freezing all day and snowfall averages 4.5 inches.
Snow falls on 4 days in a normal December, and an inch or more covers the ground on 10 days.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00130241.
What are the records for December in Ankeny?
The warmest December temperature on this station's record (since 1950) is 70°F, on December 28, 1984; the coldest is −25°F, on December 24, 1989. The wettest December brought 5.38 in (2015); the snowiest, 23.0 inches (1961).
Source: records: ACIS, station USC00130241. Records and recent months use complete months only.
How does December in Ankeny compare across Iowa?
Across the 132 places PlainClimate covers in Iowa, December normal highs run from 27°F in Northwood to 38°F in Keokuk; Ankeny's is 35°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.