Britt, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Britt, a city in Hancock County, Iowa.
Today
74°F
Showers And Thunderstorms
Showers and thunderstorms after 11am. Mostly cloudy. High near 74, with temperatures falling to around 72 in the afternoon. North northwest wind 8 to 12 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Britt
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Showers And Thunderstorms | 8 to 12 mph NNW | 81% |
| Tonight | 56°F | Chance Showers And Thunderstorms then Mostly Cloudy | 2 to 7 mph NNW | 52% |
| Wednesday | 74°F | Mostly Sunny | 5 mph N | 2% |
| Wednesday Night | 53°F | Mostly Clear | 2 mph SE | 1% |
| Thursday | 79°F | Sunny | 2 to 7 mph S | 0% |
| Thursday Night | 59°F | Mostly Clear | 7 mph S | 3% |
| Friday | 83°F | Sunny | 6 to 14 mph S | 10% |
| Friday Night | 64°F | Chance Showers And Thunderstorms | 7 to 12 mph S | 26% |
| Saturday | 86°F | Slight Chance Showers And Thunderstorms then Sunny | 6 to 14 mph S | 15% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph E | 30% |
| Sunday | 85°F | Chance Showers And Thunderstorms then Mostly Sunny | 12 mph ESE | 30% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms | 10 mph SE | 33% |
| Monday | 84°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 13 mph E | 33% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 9 to 14 mph ENE | 35% |
Forecast source: National Weather Service (api.weather.gov) for Britt (43.098, -93.803). Updated through the day.
Growing snapshot for Britt
Last spring frost
Apr 29
First fall frost
Oct 7
Growing season
161 days
Hardiness zone
5a
More local growing data for Britt: nearby ZIP 50423 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Britt 3E, Ia (3.6 mi from Britt). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.