Statewide areal climate 1951–2025

Connecticut

A 50.4°F / 49.0" normal · 2025 ran +0.1°F vs normal. 8 counties.
2026 so far · through Jul 10: This area is running -0.3°F (45.9°F) vs the 1996–2025 to-date normal — the 55th coldest start of 76 years. Precipitation 78% of normal. U.S. year-to-date →

Normal (1996–2025)

50.4°F
annual mean · 49.0" precipitation

2025 vs Normal

+0.1°F
50.5°F · 42.0" (86% of normal)

Warmest Year

52.5°F
2012 · coldest 46.8°F (1958)

Wettest Year

63.7in
2011 · driest 30.7" (1965)

Hottest Day

98.3°F
Jun 25 · 2025

Coldest Day

-17.0°F
Jan 22 · 1961

Biggest Rain Day

6.39in
Aug 19 · 1955

Record

1951–2025
75 complete years · NOAA nClimGrid

Where 2025 Ran Warm & Cool

Every county in Connecticut by its 2025 temperature vs the 1996–2025 normal.
Where 2025 Ran Warm & Cool

Monthly Climate

28°
J
30°
F
38°
M
48°
A
58°
M
67°
J
73°
J
71°
A
64°
S
53°
O
42°
N
33°
D
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025

Counties (8)

Fairfield CountyHartford CountyLitchfield CountyMiddlesex CountyNew Haven CountyNew London CountyTolland CountyWindham County
Areal nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the station records.
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