ValueRankAnomalyMean

County Average Temperature

October - December 1998

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

Connecticut (Hover over a County)

TempAverage Temperature: 43.2°F

Rank: 17th Warmest

Anomaly: 3.1°F

Mean: 40.1°F

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October - December 1998 Connecticut County Average Temperature

County	Value	Rank 130 Years	Anomaly	1901-2000 Mean
Fairfield County	44.3°F	109	2.9°F	41.4°F
Hartford County	43.4°F	115	3.3°F	40.1°F
Litchfield County	41.1°F	116	3.2°F	37.9°F
Middlesex County	44.5°F	117	3.2°F	41.2°F
New Haven County	44.5°F	120	3.3°F	41.2°F
New London County	44.1°F	106	2.8°F	41.3°F
Tolland County	42.5°F	114	3.1°F	39.4°F
Windham County	42.5°F	107	2.8°F	39.7°F

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published July 2025, retrieved on July 13, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping