Red Oak, IA Weather & Growing Conditions
This Afternoon
97°F
Sunny
Sunny. High near 97, with temperatures falling to around 95 in the afternoon. South wind around 12 mph, with gusts as high as 22 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 97°F | Sunny | 12 mph S | 2% |
| Tonight | 68°F | Chance Showers And Thunderstorms | 6 to 10 mph S | 55% |
| Saturday | 81°F | Chance Showers And Thunderstorms | 9 mph WNW | 51% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms | 8 mph N | 41% |
| Sunday | 67°F | Chance Showers And Thunderstorms | 7 to 12 mph NNE | 52% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms | 7 to 10 mph NE | 52% |
| Monday | 62°F | Chance Rain Showers | 10 mph NE | 54% |
| Monday Night | 53°F | Chance Rain Showers then Mostly Cloudy | 6 to 9 mph NE | 54% |
| Tuesday | 61°F | Mostly Cloudy | 9 mph NE | 8% |
| Tuesday Night | 49°F | Partly Cloudy | 3 to 7 mph ENE | 3% |
| Wednesday | 65°F | Mostly Sunny | 6 mph E | 4% |
| Wednesday Night | 53°F | Mostly Cloudy | 3 mph ESE | 12% |
| Thursday | 66°F | Chance Rain Showers | 2 to 6 mph SE | 27% |
| Thursday Night | 56°F | Slight Chance Rain Showers | 3 mph SE | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Red Oak, IA
Last spring frost
Apr 24
First fall frost
Oct 13
Growing season
169 days
Hardiness zone
5b
Explore more for Red Oak, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Red Oak, Ia (1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.