Value Anomaly Rank Mean

County Average Temperature

March - May 1977

0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F

Connecticut (Hover over a County)

Temp Average Temperature : --

Anomaly: --

Rank: -- Coldest

Mean: --

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*Signifies a tie

**Insufficient variability in the data record renders rank insignificant

March - May 1977 Connecticut County Average Temperature

County	Value	Anomaly	Rank 131 Years	1901-2000 Mean
Fairfield County	50.4°F	3.2°F	119	47.2°F
Hartford County	49.9°F	3.2°F	121	46.7°F
Litchfield County	47.4°F	3.1°F	118	44.4°F
Middlesex County	49.5°F	2.8°F	118	46.6°F
New Haven County	49.7°F	3.0°F	119	46.7°F
New London County	48.8°F	2.6°F	116	46.2°F
Tolland County	48.7°F	3.0°F	120	45.7°F
Windham County	48.6°F	2.9°F	119	45.7°F

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published August 2025, retrieved on August 14, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping