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Slater, IA Weather & Growing Conditions

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

Today
79°F
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms. Mostly cloudy. High near 79, with temperatures falling to around 76 in the afternoon. West wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Slater

WhenTempForecastWindPrecip
Today 79°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 5 to 9 mph W 51%
Tonight 61°F Chance Showers And Thunderstorms 9 mph N 35%
Sunday 65°F Chance Rain Showers 13 mph NNE 32%
Sunday Night 56°F Chance Showers And Thunderstorms 13 mph NE 54%
Monday 61°F Chance Rain Showers 13 mph NE 51%
Monday Night 51°F Chance Rain Showers 7 to 10 mph NE 49%
Tuesday 60°F Partly Sunny 9 mph ENE 10%
Tuesday Night 46°F Partly Cloudy 3 to 7 mph ENE 2%
Wednesday 65°F Sunny 5 mph E 2%
Wednesday Night 52°F Partly Cloudy 3 mph E 6%
Thursday 65°F Slight Chance Rain Showers 5 mph ESE 20%
Thursday Night 56°F Mostly Cloudy 3 mph ESE 9%
Friday 68°F Partly Sunny 6 mph ESE 9%
Friday Night 57°F Mostly Cloudy 5 mph ESE 9%

Forecast source: National Weather Service (api.weather.gov) for Slater (41.881, -93.691). Updated through the day.

Growing snapshot for Slater

Last spring frost
Apr 19
First fall frost
Oct 18
Growing season
179 days
Hardiness zone
5b

More local growing data for Slater: nearby ZIP 50243 weather · frost dates · planting calendar · Iowa frost dates

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Climate data from the nearest NOAA station, Des Moines Wsfo-Johnston, Ia (8.9 mi from Slater). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.