Best Weather & Climate Counties in Connecticut
Average temperatures, precipitation, and extreme weather events Compare rankings across all 9 counties.
Average Weather & Climate Score
61/100
Counties Ranked
9
Top 10
#1
Lower Connecticut River Valley Planning Region
CT
67/100
#2
South Central Connecticut Planning Region
CT
67/100
#3
Southeastern Connecticut Planning Region
CT
65/100
#4
Northeastern Connecticut Planning Region
CT
62/100
#5
Naugatuck Valley Planning Region
CT
61/100
#6
Western Connecticut Planning Region
CT
61/100
#7
Greater Bridgeport Planning Region
CT
60/100
#8
Northwest Hills Planning Region
CT
52/100
#9
Capitol Planning Region
CT
51/100
All Connecticut Counties Ranked
| # | County | Weather & Climate Score | Overall Score |
|---|---|---|---|
| 1 | Lower Connecticut River Valley Planning Region, CT | 66.8 | 42.2 |
| 2 | South Central Connecticut Planning Region, CT | 66.8 | 28.2 |
| 3 | Southeastern Connecticut Planning Region, CT | 65.1 | 41.6 |
| 4 | Northeastern Connecticut Planning Region, CT | 62.4 | 53.5 |
| 5 | Naugatuck Valley Planning Region, CT | 60.8 | 32.9 |
| 6 | Western Connecticut Planning Region, CT | 60.8 | 38.3 |
| 7 | Greater Bridgeport Planning Region, CT | 59.7 | 28.4 |
| 8 | Northwest Hills Planning Region, CT | 52.1 | 48.8 |
| 9 | Capitol Planning Region, CT | 50.5 | 31 |
Data Source
Weather & Climate data from WeatherByCounty. See full details at WeatherByCounty. Data updated February 2026.