Bolan, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bolan, a community in Worth County, Iowa.
This Afternoon
46°F
Chance Rain Showers
A chance of rain showers. Cloudy. High near 46, with temperatures falling to around 44 in the afternoon. West southwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Bolan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 46°F | Chance Rain Showers | 14 mph WSW | 35% |
| Tonight | 41°F | Rain Showers Likely | 10 to 15 mph WNW | 67% |
| Thursday | 48°F | Chance Rain Showers then Cloudy | 12 to 16 mph NNW | 31% |
| Thursday Night | 31°F | Mostly Cloudy | 5 to 12 mph N | 1% |
| Friday | 44°F | Mostly Sunny | 6 mph NNE | 0% |
| Friday Night | 25°F | Partly Cloudy | 2 mph NNW | 0% |
| Saturday | 50°F | Mostly Sunny | 1 to 8 mph SW | 1% |
| Saturday Night | 32°F | Mostly Clear | 6 mph WSW | 0% |
| Sunday | 56°F | Sunny | 6 mph W | 0% |
| Sunday Night | 34°F | Clear | 6 mph SW | 0% |
| Monday | 63°F | Sunny | 6 to 10 mph SW | 0% |
| Monday Night | 36°F | Mostly Clear | 6 mph WNW | 0% |
| Tuesday | 58°F | Mostly Sunny | 6 mph NNW | 0% |
| Tuesday Night | 36°F | Partly Cloudy | 3 mph NNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Bolan (43.371, -93.119). Updated through the day.
Growing snapshot for Bolan
Last spring frost
May 4
First fall frost
Oct 4
Growing season
152 days
Hardiness zone
5a
More local growing data for Bolan: nearby ZIP 50440 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Northwood, Ia (10.7 mi from Bolan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.