Renwick, IA Weather & Growing Conditions
Overnight
65°F
Patchy Fog
Patchy fog and a chance of showers and thunderstorms. Cloudy. Low around 65, with temperatures rising to around 67 overnight. South southeast wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Patchy Fog | 7 mph SSE | 37% |
| Saturday | 73°F | Patchy Fog | 6 to 9 mph NW | 43% |
| Saturday Night | 57°F | Slight Chance Rain Showers | 9 to 13 mph NNE | 19% |
| Sunday | 66°F | Mostly Cloudy then Slight Chance Drizzle | 15 mph NE | 20% |
| Sunday Night | 52°F | Chance Rain Showers | 12 mph ENE | 36% |
| Monday | 61°F | Chance Rain Showers | 9 to 13 mph ENE | 48% |
| Monday Night | 47°F | Chance Rain Showers | 6 to 9 mph ENE | 36% |
| Tuesday | 61°F | Mostly Sunny | 8 mph ENE | 9% |
| Tuesday Night | 44°F | Mostly Clear | 2 to 6 mph E | 0% |
| Wednesday | 66°F | Sunny | 5 mph ESE | 1% |
| Wednesday Night | 48°F | Partly Cloudy | 3 mph ESE | 14% |
| Thursday | 67°F | Partly Sunny | 2 to 6 mph SE | 14% |
| Thursday Night | 52°F | Mostly Cloudy | 3 mph SE | 6% |
| Friday | 70°F | Partly Sunny | 3 to 7 mph SE | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Renwick, IA
Last spring frost
Apr 26
First fall frost
Oct 12
Growing season
169 days
Hardiness zone
5a
Explore more for Renwick, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Dakota City, Ia (14.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.