Iowa weather, town by town

About Iowa weather

The map on the Now tab shows every Iowa town's current temperature from our own server, one dot per town. Tap any dot, or type a town above, for that town's full forecast.

What the weather is usually like

Across the 1015 Iowa towns with station normals, the warmest month is July, when the day usually reaches 84°F, and the coldest is January, when the night usually falls to 11°F. May is the wettest, with rain on about 12 days. July afternoons run from about 80°F in Bolan to 88°F in Birmingham. January nights run from about 4°F in Ashton to 18°F in Denmark.

Means of the 1991 to 2020 station normals serving these towns, as published by NOAA; each town's page carries its own.

Where these numbers come from

• Current conditions and forecast: NOAA forecast grids decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
• Records: computed by myweatherrock from NOAA GHCN-Daily station records at the stations serving these towns. Measurements, not estimates.
• Warnings and alerts: the National Weather Service, passed through unchanged.

Iowa weather records

Measured at the NOAA stations serving these towns, daily records 1866 to 2026. Station extremes, not official state records.

Common questions about Iowa weather

What is the hottest temperature recorded at a Iowa station?

117°F at Atlantic 1 Ne on July 25, 1936, in the NOAA daily station records myweatherrock holds (1866 to 2026).

What is the coldest temperature recorded at a Iowa station?

-47°F at Elkader 6 Ssw on February 3, 1996.

What is the most rain a Iowa station has measured in one day?

13.18 inches at Atlantic 1 Ne on June 14, 1998.

What is the biggest one-day snowfall at a Iowa station?

21 inches at Sibley on February 18, 1962.

How many Iowa towns have a weather page here?

1,026: 940 cities, 86 census-designated places. Each page carries current conditions, the hourly timeline, the ten day outlook, radar, and where a station sits close enough, measured records.

Where does the Iowa forecast come from?

NOAA forecast grids (the National Weather Service digital forecast, the National Blend of Models, HRRR and GFS) decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.