Webb, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Webb, a city in Clay County, Iowa.
This Afternoon
55°F
Chance Rain Showers
A chance of rain showers. Cloudy. High near 55, with temperatures falling to around 48 in the afternoon. North northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Webb
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 55°F | Chance Rain Showers | 15 mph NNW | 39% |
| Tonight | 40°F | Rain Showers | 15 mph NW | 83% |
| Wednesday | 47°F | Rain Showers | 15 mph WNW | 84% |
| Wednesday Night | 38°F | Rain Showers | 10 to 15 mph NW | 80% |
| Thursday | 47°F | Chance Rain Showers | 10 to 15 mph NNW | 53% |
| Thursday Night | 34°F | Mostly Cloudy | 5 to 10 mph N | 5% |
| Friday | 48°F | Partly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 30°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 54°F | Mostly Sunny | 0 to 5 mph SW | 2% |
| Saturday Night | 34°F | Mostly Clear | 5 mph W | 6% |
| Sunday | 58°F | Sunny | 5 mph WSW | 5% |
| Sunday Night | 37°F | Mostly Clear | 5 mph SSW | 1% |
| Monday | 61°F | Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Webb (42.950, -95.013). Updated through the day.
Growing snapshot for Webb
Last spring frost
Apr 30
First fall frost
Oct 5
Growing season
159 days
Hardiness zone
5a
More local growing data for Webb: nearby ZIP 51366 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sioux Rapids 4 E, Ia (5.6 mi from Webb). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.