What is the hottest month in Cooper, TX?

August is the warmest month, with a normal high of 94°F at Cooper Dam.

What is the coldest month in Cooper, TX?

January is the coldest month, with a normal low of 34°F.

What is the wettest month in Cooper, TX?

October has the most precipitation on average, about 5.75 inches.

Checked Oct 25, 2026

Cooper, TX Climate

1991 to 2020 normals at Cooper Dam, 6.2 mi from the center of Cooper, elevation 463 ft.

Average weather by month

Select a month for daily normals and last year's weather

Month	High	Low	Precip.	Snow
January	54°	34°	3.32 in	--
February	59°	38°	3.45 in	--
March	66°	44°	4.31 in	--
April	75°	53°	4.16 in	--
May	82°	62°	4.91 in	--
June	90°	70°	4.17 in	--
July	94°	74°	3.42 in	--
August	94°	73°	3.04 in	--
September	88°	65°	3.25 in	--
October	78°	54°	5.75 in	--
November	66°	44°	5.01 in	--
December	57°	37°	4.46 in	--
Year	75°		49.25 in	--

Frequently asked questions

What is the hottest month in Cooper, TX?: August is the warmest month, with a normal high of 94°F at Cooper Dam.
What is the coldest month in Cooper, TX?: January is the coldest month, with a normal low of 34°F.
What is the wettest month in Cooper, TX?: October has the most precipitation on average, about 5.75 inches.

Today

Cooper, TX forecast

Data sources

U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information · Official site
U.S. Climate Normals 1991-2020 (daily) and GHCN-Daily via Access Data ServiceNOAA National Centers for Environmental Information · Official site

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About this data

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Climate normals are 30-year averages measured at one weather station, which may be miles from the place named here or at a different elevation.

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