Clay County Climate
Clay County, Indiana
Avg Annual Temp
52.8°F
Annual Precip
49.7"
Annual Snowfall
15.8"
Extreme Heat Days
17.5
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
DryWet❄= snowfall
❄3.5"
❄2.6"
❄3.6"
❄5.3"
5.2"
5.8"
4.9"
3.6"
3.8"
3.9"
❄4.0"
❄3.5"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Seasonal Overview
National Comparison
Warmer than 44% of US counties
Wetter than 74% of US counties
More seasonal variation than 64% of US counties
Frequently Asked Questions
What is the average temperature in Clay County?
The average annual temperature in Clay County, IN is 52.8°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Clay County get?
Clay County receives an average of 49.7 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 Clay County?
Yes, Clay County receives an average of 15.8 inches of snowfall per year according to NOAA climate normals.
How hot does Clay County get in summer?
The average summer temperature (June-August) in Clay County is 73.0°F. The county experiences an average of 17.5 days per year above 90°F.
How cold are winters in Clay County?
The average winter temperature (December-February) in Clay County is 31.4°F. January, typically the coldest month, averages 28.7°F.
Track your own weather in Clay County
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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.