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Renwick, IA Weather & Growing Conditions

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

This Afternoon
68°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 4pm. Cloudy. High near 68, with temperatures falling to around 64 in the afternoon. North wind around 9 mph. Chance of precipitation is 20%.

7-day forecast for Renwick

WhenTempForecastWindPrecip
This Afternoon 68°F Slight Chance Showers And Thunderstorms 9 mph N 20%
Tonight 58°F Cloudy then Slight Chance Drizzle 8 to 13 mph NNE 15%
Sunday 67°F Slight Chance Drizzle 15 mph NE 24%
Sunday Night 51°F Chance Drizzle then Chance Rain Showers 13 mph ENE 49%
Monday 58°F Rain Showers Likely 10 to 14 mph ENE 69%
Monday Night 47°F Rain Showers Likely 9 mph NE 69%
Tuesday 61°F Partly Sunny 8 mph ENE 9%
Tuesday Night 44°F Partly Cloudy 6 mph E 1%
Wednesday 66°F Mostly Sunny 6 mph ESE 1%
Wednesday Night 49°F Partly Cloudy 5 mph SE 11%
Thursday 68°F Chance Rain Showers 3 to 7 mph SE 32%
Thursday Night 54°F Slight Chance Rain Showers 3 mph SE 21%
Friday 71°F Slight Chance Rain Showers then Mostly Cloudy 6 mph ESE 18%
Friday Night 56°F Mostly Cloudy 6 mph SE 12%

Forecast source: National Weather Service (api.weather.gov) for Renwick (42.827, -93.981). Updated through the day.

Growing snapshot for Renwick

Last spring frost
Apr 26
First fall frost
Oct 12
Growing season
169 days
Hardiness zone
5a

More local growing data for Renwick: nearby ZIP 50577 weather · frost dates · planting calendar · Iowa frost dates

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Climate data from the nearest NOAA station, Dakota City, Ia (14.3 mi from Renwick). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.