Webster, IA Weather & Growing Conditions
This Afternoon
73°F
Showers And Thunderstorms
Showers and thunderstorms before 3pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 73. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Showers And Thunderstorms | 5 to 10 mph E | 79% |
| Tonight | 59°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 mph NE | 24% |
| Thursday | 82°F | Sunny | 0 to 5 mph E | 1% |
| Thursday Night | 62°F | Mostly Clear | 0 to 5 mph E | 2% |
| Friday | 85°F | Slight Chance Showers And Thunderstorms | 5 mph S | 19% |
| Friday Night | 65°F | Chance Showers And Thunderstorms | 5 mph W | 25% |
| Saturday | 86°F | Sunny | 5 mph SW | 4% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 5 mph S | 30% |
| Sunday | 88°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 30% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 10 mph SE | 45% |
| Monday | 88°F | Chance Showers And Thunderstorms | 10 to 15 mph SW | 45% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph NW | 34% |
| Tuesday | 85°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 34% |
| Tuesday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph E | 40% |
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 Aug 5, 2026.