What is the hottest month in Thomas, OK?

July is the warmest month, with a normal high of 94°F at Watonga 7w Mesonet.

What is the coldest month in Thomas, OK?

January is the coldest month, with a normal low of 27°F.

What is the wettest month in Thomas, OK?

June has the most precipitation on average, about 4.39 inches.

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Checked Oct 25, 2026

Thomas, OK Climate

1991 to 2020 normals at Watonga 7w Mesonet, 14 mi from the center of Thomas, elevation 1696 ft.

Average weather by month

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

Month	High	Low	Precip.	Snow
January	48°	27°	0.93 in	--
February	52°	31°	1.12 in	--
March	62°	39°	2.29 in	--
April	70°	47°	3.07 in	--
May	79°	56°	4.22 in	--
June	89°	67°	4.39 in	--
July	94°	70°	3.20 in	--
August	93°	70°	3.46 in	--
September	84°	62°	2.89 in	--
October	72°	50°	3.08 in	--
November	59°	38°	1.92 in	--
December	49°	29°	1.46 in	--
Year	71°		32.03 in	--

Frequently asked questions

What is the hottest month in Thomas, OK?: July is the warmest month, with a normal high of 94°F at Watonga 7w Mesonet.
What is the coldest month in Thomas, OK?: January is the coldest month, with a normal low of 27°F.
What is the wettest month in Thomas, OK?: June has the most precipitation on average, about 4.39 inches.

Today

Thomas, OK 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

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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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