Harman US

Centralia, IA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Centralia, a city in Dubuque County, Iowa.

Today
81°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Partly sunny. High near 81, with temperatures falling to around 79 in the afternoon. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

7-day forecast for Centralia

WhenTempForecastWindPrecip
Today 81°F Partly Sunny then Chance Showers And Thunderstorms 5 to 10 mph SW 37%
Tonight 64°F Showers And Thunderstorms Likely 5 mph NW 78%
Wednesday 74°F Showers And Thunderstorms Likely 5 mph N 62%
Wednesday Night 58°F Chance Showers And Thunderstorms 0 to 5 mph NW 31%
Thursday 78°F Slight Chance Rain Showers then Sunny 0 to 5 mph NE 21%
Thursday Night 60°F Mostly Clear 0 mph 2%
Friday 81°F Sunny 0 to 5 mph S 3%
Friday Night 65°F Mostly Clear 5 mph S 8%
Saturday 84°F Mostly Sunny 5 to 10 mph SW 8%
Saturday Night 69°F Chance Showers And Thunderstorms 10 mph S 26%
Sunday 85°F Chance Showers And Thunderstorms 10 to 15 mph S 26%
Sunday Night 69°F Chance Showers And Thunderstorms 5 to 10 mph S 43%
Monday 84°F Chance Showers And Thunderstorms 10 mph S 43%
Monday Night 69°F Chance Showers And Thunderstorms 10 mph NE 38%

Forecast source: National Weather Service (api.weather.gov) for Centralia (42.472, -90.836). Updated through the day.

Growing snapshot for Centralia

Last spring frost
Apr 28
First fall frost
Oct 11
Growing season
165 days
Hardiness zone
5a

More local growing data for Centralia: nearby ZIP 52068 weather · frost dates · planting calendar · Iowa frost dates

Nearby towns & communities

All Iowa locations ›

Climate data from the nearest NOAA station, Dubuque Rgnl Ap, Ia (5.8 mi from Centralia). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.