Brayton, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brayton, a city in Audubon County, Iowa.
This Afternoon
61°F
Showers And Thunderstorms
A chance of rain showers before 3pm, then showers and thunderstorms. Cloudy. High near 61, with temperatures falling to around 54 in the afternoon. North wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Brayton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 61°F | Showers And Thunderstorms | 16 mph N | 85% |
| Tonight | 42°F | Rain Showers | 12 to 16 mph NW | 84% |
| Wednesday | 50°F | Slight Chance Rain Showers | 13 to 16 mph W | 24% |
| Wednesday Night | 40°F | Mostly Cloudy then Chance Rain Showers | 8 to 12 mph W | 32% |
| Thursday | 51°F | Rain Showers Likely | 8 to 12 mph NW | 55% |
| Thursday Night | 37°F | Mostly Cloudy | 3 to 8 mph N | 8% |
| Friday | 51°F | Partly Sunny | 5 mph N | 2% |
| Friday Night | 33°F | Mostly Cloudy | 1 mph NNW | 0% |
| Saturday | 56°F | Mostly Sunny | 0 to 5 mph WSW | 2% |
| Saturday Night | 37°F | Mostly Clear | 2 mph W | 4% |
| Sunday | 62°F | Sunny | 1 to 6 mph WSW | 5% |
| Sunday Night | 40°F | Mostly Clear | 5 mph SSW | 0% |
| Monday | 64°F | Sunny | 5 to 12 mph WSW | 0% |
| Monday Night | 41°F | Mostly Clear | 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Brayton (41.545, -94.930). Updated through the day.
Growing snapshot for Brayton
Last spring frost
Apr 30
First fall frost
Oct 2
Growing season
153 days
Hardiness zone
5a
More local growing data for Brayton: nearby ZIP 50042 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Atlantic 1 Ne, Ia (9.5 mi from Brayton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.