Brunsville, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brunsville, a city in Plymouth County, Iowa.
Today
72°F
Patchy Smoke
Patchy smoke and a chance of showers and thunderstorms before 7am, then patchy smoke and a chance of showers and thunderstorms between 7am and 1pm, then patchy smoke and showers and thunderstorms likely between 1pm and 3pm, then patchy smoke and a chance of showers and thunderstorms between 3pm and 4pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 72. North wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Brunsville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Patchy Smoke | 5 to 15 mph N | 63% |
| Tonight | 55°F | Patchy Smoke then Mostly Cloudy | 0 to 5 mph N | 53% |
| Wednesday | 75°F | Partly Sunny | 0 to 5 mph ESE | 2% |
| Wednesday Night | 53°F | Mostly Clear | 0 mph | 1% |
| Thursday | 81°F | Mostly Sunny | 0 to 10 mph S | 0% |
| Thursday Night | 63°F | Mostly Clear | 5 to 10 mph S | 1% |
| Friday | 86°F | Sunny | 5 to 10 mph S | 4% |
| Friday Night | 66°F | Mostly Clear | 5 to 10 mph S | 12% |
| Saturday | 90°F | Sunny | 5 to 15 mph S | 5% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph SE | 17% |
| Sunday | 89°F | Mostly Sunny | 10 mph SE | 14% |
| Sunday Night | 69°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 10 to 15 mph ESE | 16% |
| Monday | 88°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 to 15 mph E | 16% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 10 to 15 mph ENE | 26% |
Forecast source: National Weather Service (api.weather.gov) for Brunsville (42.811, -96.266). Updated through the day.
Growing snapshot for Brunsville
Last spring frost
Apr 30
First fall frost
Oct 4
Growing season
157 days
Hardiness zone
5a
More local growing data for Brunsville: nearby ZIP 51008 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Le Mars, Ia (6.5 mi from Brunsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.