Cedar Falls, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cedar Falls, a city in Black Hawk County, Iowa.
Tonight
65°F
Chance Showers And Thunderstorms then Patchy Fog
A chance of showers and thunderstorms before midnight, then patchy fog and showers and thunderstorms. Cloudy. Low around 65, with temperatures rising to around 68 overnight. Southeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
7-day forecast for Cedar Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 65°F | Chance Showers And Thunderstorms then Patchy Fog | 9 to 14 mph SE | 80% |
| Saturday | 79°F | Showers And Thunderstorms Likely | 8 mph SW | 62% |
| Saturday Night | 60°F | Chance Showers And Thunderstorms | 12 mph N | 36% |
| Sunday | 67°F | Chance Rain Showers | 15 mph NE | 50% |
| Sunday Night | 54°F | Chance Rain Showers | 14 mph ENE | 26% |
| Monday | 62°F | Rain Showers Likely | 15 mph ENE | 55% |
| Monday Night | 49°F | Rain Showers Likely | 9 to 13 mph NE | 55% |
| Tuesday | 61°F | Chance Rain Showers then Partly Sunny | 10 mph ENE | 32% |
| Tuesday Night | 46°F | Partly Cloudy | 3 to 7 mph ENE | 4% |
| Wednesday | 65°F | Sunny | 6 mph ENE | 0% |
| Wednesday Night | 51°F | Partly Cloudy | 5 mph E | 4% |
| Thursday | 67°F | Mostly Sunny | 5 mph SE | 12% |
| Thursday Night | 53°F | Partly Cloudy | 3 mph ESE | 9% |
| Friday | 69°F | Mostly Sunny | 2 to 6 mph E | 6% |
Forecast source: National Weather Service (api.weather.gov) for Cedar Falls (42.519, -92.454). Updated through the day.
Growing snapshot for Cedar Falls
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
165 days
Hardiness zone
5a
More local growing data for Cedar Falls: nearby ZIP 50613 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Dunkerton
Elk Run Heights
Evansdale
Gilbertville
Hudson
Jesup
La Porte City
Raymond
Washburn
Waterloo
Climate data from the nearest NOAA station, Waterloo Muni Ap, Ia (4.6 mi from Cedar Falls). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.