Coalville, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Coalville, a community in Webster County, Iowa.
This Afternoon
72°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy. High near 72, with temperatures falling to around 66 in the afternoon. North wind around 9 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Coalville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Slight Chance Showers And Thunderstorms | 9 mph N | 20% |
| Tonight | 59°F | Slight Chance Showers And Thunderstorms then Cloudy | 7 to 10 mph N | 16% |
| Sunday | 66°F | Slight Chance Rain Showers then Chance Drizzle | 13 mph NE | 34% |
| Sunday Night | 53°F | Rain Showers Likely | 10 mph ENE | 55% |
| Monday | 59°F | Rain Showers | 10 mph NE | 81% |
| Monday Night | 49°F | Rain Showers Likely | 5 to 8 mph NE | 67% |
| Tuesday | 62°F | Partly Sunny | 7 mph ENE | 10% |
| Tuesday Night | 46°F | Partly Cloudy | 1 to 5 mph ENE | 2% |
| Wednesday | 66°F | Mostly Sunny | 5 mph E | 1% |
| Wednesday Night | 50°F | Partly Cloudy | 2 mph SE | 12% |
| Thursday | 68°F | Chance Rain Showers | 5 mph SE | 25% |
| Thursday Night | 56°F | Slight Chance Rain Showers | 3 mph SE | 22% |
| Friday | 71°F | Slight Chance Rain Showers | 5 mph ESE | 18% |
| Friday Night | 57°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph ESE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Coalville (42.440, -94.116). Updated through the day.
Growing snapshot for Coalville
Last spring frost
Apr 28
First fall frost
Oct 8
Growing season
162 days
Hardiness zone
5a
More local growing data for Coalville: nearby ZIP 50569 weather · frost dates · planting calendar · Iowa frost dates
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Otho
Vincent
Climate data from the nearest NOAA station, Ft Dodge 5Nnw, Ia (12.9 mi from Coalville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.