What is the hottest month in Vienna, MO?

July is the warmest month, with a normal high of 91°F at Vienna 2 Wnw.

What is the coldest month in Vienna, MO?

January is the coldest month, with a normal low of 24°F.

What is the wettest month in Vienna, MO?

June has the most precipitation on average, about 5.17 inches.

Checked Oct 25, 2026

Vienna, MO Climate

1991 to 2020 normals at Vienna 2 Wnw, 2 mi from the center of Vienna, elevation 770 ft.

Average weather by month

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

Month	High	Low	Precip.	Snow
January	44°	24°	2.47 in	--
February	49°	28°	2.24 in	--
March	59°	36°	3.57 in	--
April	70°	46°	4.67 in	--
May	78°	55°	4.87 in	--
June	86°	65°	5.17 in	--
July	91°	69°	4.61 in	--
August	90°	66°	3.81 in	--
September	82°	58°	4.01 in	--
October	71°	46°	2.92 in	--
November	58°	37°	3.57 in	--
December	48°	28°	3.02 in	--
Year	69°		44.93 in	--

Frequently asked questions

What is the hottest month in Vienna, MO?: July is the warmest month, with a normal high of 91°F at Vienna 2 Wnw.
What is the coldest month in Vienna, MO?: January is the coldest month, with a normal low of 24°F.
What is the wettest month in Vienna, MO?: June has the most precipitation on average, about 5.17 inches.

Today

Vienna, 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

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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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