Webster, IA Weather & Growing Conditions
This Afternoon
70°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy. High near 70, with temperatures falling to around 66 in the afternoon. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Showers And Thunderstorms Likely | 15 mph S | 72% |
| Tonight | 48°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph S | 39% |
| Wednesday | 54°F | Chance Rain Showers | 15 mph W | 27% |
| Wednesday Night | 43°F | Mostly Cloudy | 10 to 15 mph W | 8% |
| Thursday | 53°F | Chance Rain Showers | 10 to 15 mph W | 39% |
| Thursday Night | 41°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph NW | 24% |
| Friday | 52°F | Partly Sunny | 5 to 10 mph N | 5% |
| Friday Night | 33°F | Partly Cloudy | 0 to 5 mph NW | 1% |
| Saturday | 54°F | Partly Sunny | 0 to 5 mph W | 1% |
| Saturday Night | 36°F | Mostly Clear | 0 to 5 mph W | 4% |
| Sunday | 60°F | Sunny | 5 to 10 mph W | 6% |
| Sunday Night | 37°F | Mostly Clear | 5 mph SW | 2% |
| Monday | 64°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Webster, IA
Last spring frost
Apr 24
First fall frost
Oct 15
Growing season
172 days
Hardiness zone
5b
Explore more for Webster, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Sigourney, Ia (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.