As of 11:08 EDT

Plymouth, CT weather in January

82°

Plymouth, Sunday, 9 August, 11:08

Clear. Feels like 88°. High 83°, low 69°.

Pressure29.94 inHg

Wind3 mph SE

Humidity76%

Visibility6.2 mi

Dew point73°

See detailed hourly forecast

In January, Plymouth, CT averages a high of 33° and a low of 18°. About 3.6 inches of precipitation fall over the month (10 wet days). The record high is 65.5° (2007) and the record low -18.4° (1981). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	36.3°	22.1°	38%	54.3° (1966)	-3.8° (2018)
2	34.9°	21.2°	33%	53.8° (1979)	-8.5° (1968)
3	33.8°	20.7°	37%	55.6° (2000)	-3.5° (2014)
4	35.1°	21.2°	37%	64.4° (2023)	-13° (2014)
5	34°	19.4°	30%	54.9° (2007)	-10.3° (1981)
6	32.7°	18.7°	25%	65.5° (2007)	-6.9° (1996)
7	32.5°	19.2°	35%	54.1° (2012)	-8.7° (2018)
8	31.1°	17.1°	38%	58.6° (2008)	-9° (1968)
9	31.3°	16.5°	35%	56.7° (1998)	-11.9° (1968)
10	32.2°	18°	25%	53.8° (2016)	-5.4° (2004)
11	32.2°	18°	33%	61.3° (2020)	-6.3° (1968)
12	34.2°	19°	38%	64.8° (2020)	-18.4° (1981)
13	35.1°	19°	28%	54.9° (2024)	-7.6° (1981)
14	33.3°	18°	32%	57.7° (1995)	-9.9° (1988)
15	31.8°	17.1°	25%	58.6° (1995)	-13.2° (1965)
16	31.5°	15.3°	28%	55.2° (1995)	-11.9° (2004)
17	32.2°	15.1°	20%	54.1° (1990)	-11.2° (2009)
18	32.7°	16.2°	38%	58.3° (1990)	-14.3° (1982)
19	32.2°	17.4°	37%	53.6° (1973)	-11.6° (1976)
20	31.1°	16.2°	35%	52.7° (2006)	-9.2° (1994)
21	29.5°	14.4°	25%	55.8° (2017)	-9.6° (1994)
22	30.9°	14.4°	17%	50.2° (2017)	-18.2° (1984)
23	33.8°	17.4°	35%	55° (1967)	-11.7° (1976)
24	34.9°	19°	30%	57.4° (1967)	-8.9° (2011)
25	34.2°	19.4°	38%	51.8° (1967)	-5.8° (1963)
26	33.4°	18.9°	37%	54.1° (1978)	-4° (1982)
27	33.3°	18.1°	20%	60.3° (1974)	-11.2° (1994)
28	33.1°	17.6°	32%	54.7° (2002)	-6.2° (1971)
29	33.3°	17.6°	25%	62.1° (2002)	-1.5° (1977)
30	33.8°	17.6°	28%	52.5° (2013)	-5.8° (1965)
31	32.7°	17.2°	30%	53.4° (2013)	-6.5° (2019)