What is the hottest month in Waco, MO?

July is the warmest month, with a normal high of 90°F at Joplin Regional Airport.

What is the coldest month in Waco, MO?

January is the coldest month, with a normal low of 25°F.

What is the wettest month in Waco, MO?

May has the most precipitation on average, about 6.56 inches.

Checked Oct 25, 2026

Waco, MO Climate

1991 to 2020 normals at Joplin Regional Airport, 8.8 mi from the center of Waco, elevation 980 ft.

Average weather by month

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

Month	High	Low	Precip.	Snow
January	45°	25°	1.92 in	--
February	50°	29°	1.98 in	--
March	60°	37°	3.29 in	--
April	69°	47°	4.99 in	--
May	77°	56°	6.56 in	--
June	86°	65°	5.60 in	--
July	90°	70°	3.97 in	--
August	90°	68°	3.36 in	--
September	82°	59°	4.18 in	--
October	71°	48°	3.80 in	--
November	58°	37°	3.33 in	--
December	48°	29°	2.60 in	--
Year	69°		45.58 in	--

Frequently asked questions

What is the hottest month in Waco, MO?: July is the warmest month, with a normal high of 90°F at Joplin Regional Airport.
What is the coldest month in Waco, MO?: January is the coldest month, with a normal low of 25°F.
What is the wettest month in Waco, MO?: May has the most precipitation on average, about 6.56 inches.

Today

Waco, MO 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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