Weather & Climate · Connecticut
Best Weather Counties in Connecticut 2026
Ranked by temperatures, precipitation, and extreme weather frequency.
Top 10 — Weather & Climate in Connecticut
Score reflects weather & climate only — not overall county quality.
1Lower Connecticut River Valley Planning Region, CT2South Central Connecticut Planning Region, CT3Southeastern Connecticut Planning Region, CT4Northeastern Connecticut Planning Region, CT5Naugatuck Valley Planning Region, CT6Western Connecticut Planning Region, CT7Greater Bridgeport Planning Region, CT8Northwest Hills Planning Region, CT9Capitol Planning Region, CT
66.3
66.3
64.4
62
60.3
60.3
59.3
51.8
50.1
All Connecticut Counties — Weather & Climate Rankings
9 counties ranked by weather & climate score. Overall Score shown for context.
| # | County | Weather & Climate Score | Overall Score |
|---|---|---|---|
| 1 | Lower Connecticut River Valley Planning Region, CT | 66.3 | 42.2 |
| 2 | South Central Connecticut Planning Region, CT | 66.3 | 28.2 |
| 3 | Southeastern Connecticut Planning Region, CT | 64.4 | 41.5 |
| 4 | Northeastern Connecticut Planning Region, CT | 62 | 53.5 |
| 5 | Naugatuck Valley Planning Region, CT | 60.3 | 32.8 |
| 6 | Western Connecticut Planning Region, CT | 60.3 | 38.3 |
| 7 | Greater Bridgeport Planning Region, CT | 59.3 | 28.4 |
| 8 | Northwest Hills Planning Region, CT | 51.8 | 48.8 |
| 9 | Capitol Planning Region, CT | 50.1 | 30.9 |