Northwest Hills Planning Region Climate
Northwest Hills Planning Region, Connecticut
Avg Annual Temp
49.4°F
Annual Precip
46.8"
Annual Snowfall
57.9"
Extreme Heat Days
14.55
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
DryWet❄= snowfall
❄3.5"
❄3.0"
❄3.7"
❄3.7"
3.6"
4.1"
4.1"
4.4"
4.6"
4.5"
❄3.6"
❄4.1"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Seasonal Overview
National Comparison
Warmer than 29% of US counties
Wetter than 64% of US counties
More seasonal variation than 66% of US counties
Frequently Asked Questions
What is the average temperature in Northwest Hills Planning Region?
The average annual temperature in Northwest Hills Planning Region, CT is 49.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Northwest Hills Planning Region get?
Northwest Hills Planning Region receives an average of 46.8 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Northwest Hills Planning Region?
Yes, Northwest Hills Planning Region receives an average of 57.9 inches of snowfall per year according to NOAA climate normals.
How hot does Northwest Hills Planning Region get in summer?
The average summer temperature (June-August) in Northwest Hills Planning Region is 69.8°F. The county experiences an average of 14.55 days per year above 90°F.
How cold are winters in Northwest Hills Planning Region?
The average winter temperature (December-February) in Northwest Hills Planning Region is 28.3°F. January, typically the coldest month, averages 25.7°F.
Track your own weather in Northwest Hills Planning Region
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.