Truro, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Truro, a city in Madison County, Iowa.
Today
51°F
Cloudy
Cloudy, with a high near 51. West wind 14 to 17 mph, with gusts as high as 24 mph.
7-day forecast for Truro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 51°F | Cloudy | 14 to 17 mph W | 6% |
| Tonight | 44°F | Mostly Cloudy then Chance Rain Showers | 13 mph W | 28% |
| Thursday | 52°F | Chance Rain Showers then Cloudy | 12 mph NW | 32% |
| Thursday Night | 41°F | Mostly Cloudy | 9 mph NNW | 9% |
| Friday | 50°F | Partly Sunny | 5 to 8 mph N | 6% |
| Friday Night | 31°F | Partly Cloudy | 3 mph ENE | 0% |
| Saturday | 53°F | Mostly Sunny | 3 mph SW | 1% |
| Saturday Night | 36°F | Mostly Clear | 6 mph WSW | 1% |
| Sunday | 59°F | Sunny | 6 mph W | 0% |
| Sunday Night | 39°F | Clear | 6 mph SW | 0% |
| Monday | 65°F | Sunny | 6 to 10 mph SW | 0% |
| Monday Night | 42°F | Clear | 7 mph W | 0% |
| Tuesday | 64°F | Sunny | 5 mph NNW | 0% |
| Tuesday Night | 44°F | Partly Cloudy | 3 mph SE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Truro (41.210, -93.847). Updated through the day.
Growing snapshot for Truro
Last spring frost
Apr 30
First fall frost
Oct 3
Growing season
157 days
Hardiness zone
5b
More local growing data for Truro: nearby ZIP 50257 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Winterset 1S, Ia (12.2 mi from Truro). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.