Meriden weather in December: Meriden, Connecticut: normal highs, lows, rain and records for December
Meriden in December has a normal high of 42°F and a normal low of 25°F, a daily mean of 33°F, falling from 46°F on the 1st to 39°F by the 31st. Measurable precipitation falls on 11 days in a normal December, 4.12 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 5°C and low of −4°C, 105 mm of precipitation in December.
- NOAA stationMeriden Markham Municipal Airport
- Station IDUSW00054788
- Location41.51°N 72.83°W
- Elevation103 ft (31 m)
- From the center3 miles
- Population60,849
- Jan 37° 19°
- Feb 39° 20°
- Mar 48° 28°
- Apr 60° 38°
- May 70° 48°
- Jun 79° 57°
- Jul 84° 63°
- Aug 82° 61°
- Sep 75° 54°
- Oct 64° 42°
- Nov 52° 32°
- Dec 42° 25°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Meriden in December?
The normal high is 42°F and the normal low 25°F, for a daily mean of 33.1°F. December is 8.9°F cooler than November and 5.2°F warmer than January. December is the 10th warmest month of the year in Meriden and the 4th wettest. Across the month the normal high falls 7°F, from 46°F on December 1 to 39°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 29°F and 37°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 36%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 46°F | 28°F | 35% | 21% |
| December 8 | 44°F | 26°F | 36% | 22% |
| December 15 | 42°F | 25°F | 36% | 22% |
| December 22 | 40°F | 23°F | 36% | 21% |
| December 31 | 39°F | 21°F | 36% | 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 | 46°F | 28°F | 35% | 21% | 9 h 30 min |
| December 2 | 46°F | 28°F | 36% | 21% | 9 h 20 min |
| December 3 | 45°F | 28°F | 36% | 21% | 9 h 20 min |
| December 4 | 45°F | 27°F | 36% | 21% | 9 h 20 min |
| December 5 | 45°F | 27°F | 36% | 21% | 9 h 20 min |
| December 6 | 44°F | 27°F | 36% | 22% | 9 h 20 min |
| December 7 | 44°F | 27°F | 36% | 22% | 9 h 20 min |
| December 8 | 44°F | 26°F | 36% | 22% | 9 h 20 min |
| December 9 | 43°F | 26°F | 36% | 22% | 9 h 20 min |
| December 10 | 43°F | 26°F | 36% | 22% | 9 h 20 min |
| December 11 | 43°F | 26°F | 36% | 22% | 9 h 10 min |
| December 12 | 42°F | 25°F | 36% | 22% | 9 h 10 min |
| December 13 | 42°F | 25°F | 36% | 22% | 9 h 10 min |
| December 14 | 42°F | 25°F | 36% | 22% | 9 h 10 min |
| December 15 | 42°F | 25°F | 36% | 22% | 9 h 10 min |
| December 16 | 41°F | 25°F | 36% | 22% | 9 h 10 min |
| December 17 | 41°F | 24°F | 36% | 22% | 9 h 10 min |
| December 18 | 41°F | 24°F | 36% | 21% | 9 h 10 min |
| December 19 | 41°F | 24°F | 36% | 21% | 9 h 10 min |
| December 20 | 41°F | 24°F | 36% | 21% | 9 h 10 min |
| December 21 | 40°F | 23°F | 36% | 21% | 9 h 10 min |
| December 22 | 40°F | 23°F | 36% | 21% | 9 h 10 min |
| December 23 | 40°F | 23°F | 36% | 21% | 9 h 10 min |
| December 24 | 40°F | 23°F | 36% | 21% | 9 h 10 min |
| December 25 | 40°F | 22°F | 36% | 21% | 9 h 10 min |
| December 26 | 39°F | 22°F | 36% | 21% | 9 h 10 min |
| December 27 | 39°F | 22°F | 36% | 21% | 9 h 10 min |
| December 28 | 39°F | 22°F | 36% | 21% | 9 h 10 min |
| December 29 | 39°F | 22°F | 36% | 21% | 9 h 10 min |
| December 30 | 39°F | 21°F | 36% | 21% | 9 h 10 min |
| December 31 | 39°F | 21°F | 36% | 21% | 9 h 10 min |
- Normal high
- 42°FDecember average
- Normal low
- 25°FDecember average
- Precipitation
- 4.12 inmonth total
- Days with precipitation
- 110.01 inch or more
- Nights at 32°F or colder
- 26
- Daylight
- 9 h 30 min to 9 h 10 minDecember 1 to December 31
- Sunshine
- 67%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00054788; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Meriden in December?
On a given December day the chance of 0.01 inch or more is 36% on average, highest around December 14 (36%). In all, 4.12 in falls on 11 days of a normal December, 1 of them with an inch or more.
In a normal December in Meriden, 26 nights fall to freezing and 5 days stay below freezing all day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00054788.
What are the records for December in Meriden?
The December mean against the 1991-2020 normal of 33.1°F: 2021 37.7°F (+4.6), 2022 34.5°F (+1.4), 2023 39.4°F (+6.3), 2024 34.1°F (+1.0), 2025 29.0°F (−4.1). 4 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 37.7°F | +4.6°F | 1.56 in |
| 2022 | 34.5°F | +1.4°F | 4.42 in |
| 2023 | 39.4°F | +6.3°F | 8.64 in |
| 2024 | 34.1°F | +1.0°F | 5.71 in |
| 2025 | 29.0°F | −4.1°F | 3.64 in |
Source: recent months: ACIS, station USW00054788. Records and recent months use complete months only.
How does December in Meriden compare across Connecticut?
Across the 13 places PlainClimate covers in Connecticut, December normal highs run from 35°F in Norfolk to 44°F in Groton; Meriden's is 42°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.