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Swisher, IA Weather & Growing Conditions

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

Overnight
67°F
Patchy Fog
Patchy fog and showers and thunderstorms likely. Cloudy. Low around 67, with temperatures rising to around 70 overnight. Southeast wind around 5 mph. Chance of precipitation is 70%.

7-day forecast for Swisher

WhenTempForecastWindPrecip
Overnight 67°F Patchy Fog 5 mph SE 65%
Saturday 80°F Patchy Fog 5 to 10 mph S 77%
Saturday Night 63°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 5 to 10 mph NW 74%
Sunday 68°F Rain Showers Likely 10 to 15 mph NE 62%
Sunday Night 57°F Chance Rain Showers 10 to 15 mph NE 54%
Monday 63°F Chance Rain Showers 15 mph NE 54%
Monday Night 51°F Chance Rain Showers 10 mph NE 44%
Tuesday 61°F Chance Rain Showers then Partly Sunny 10 mph NE 26%
Tuesday Night 47°F Mostly Clear 5 to 10 mph NE 5%
Wednesday 65°F Sunny 5 mph NE 1%
Wednesday Night 51°F Partly Cloudy 5 mph NE 1%
Thursday 67°F Mostly Sunny 5 mph NE 7%
Thursday Night 54°F Partly Cloudy 0 to 5 mph E 5%
Friday 69°F Mostly Sunny 5 mph E 6%

Forecast source: National Weather Service (api.weather.gov) for Swisher (41.845, -91.695). Updated through the day.

Growing snapshot for Swisher

Last spring frost
Apr 27
First fall frost
Oct 11
Growing season
165 days
Hardiness zone
5a

More local growing data for Swisher: nearby ZIP 52338 weather · frost dates · planting calendar · Iowa frost dates

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Climate data from the nearest NOAA station, Cedar Rapids Muni Ap, Ia (4.5 mi from Swisher). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.