Barnes City, IA Weather & Growing Conditions
This Afternoon
83°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms. Partly sunny. High near 83, with temperatures falling to around 80 in the afternoon. Southwest wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Chance Showers And Thunderstorms | 8 mph SW | 27% |
| Tonight | 63°F | Showers And Thunderstorms Likely | 3 to 7 mph NNW | 78% |
| Sunday | 66°F | Chance Rain Showers then Chance Drizzle | 8 to 13 mph NNE | 47% |
| Sunday Night | 56°F | Chance Drizzle then Rain Showers Likely | 13 mph NE | 55% |
| Monday | 60°F | Rain Showers | 12 mph ENE | 82% |
| Monday Night | 51°F | Rain Showers Likely | 10 mph NE | 65% |
| Tuesday | 60°F | Slight Chance Rain Showers | 9 mph NE | 20% |
| Tuesday Night | 47°F | Partly Cloudy | 7 mph NE | 6% |
| Wednesday | 63°F | Mostly Sunny | 6 mph NE | 1% |
| Wednesday Night | 51°F | Partly Cloudy | 3 mph ENE | 1% |
| Thursday | 66°F | Slight Chance Rain Showers | 3 mph E | 15% |
| Thursday Night | 56°F | Slight Chance Rain Showers | 2 mph E | 21% |
| Friday | 69°F | Slight Chance Rain Showers | 5 mph E | 21% |
| Friday Night | 57°F | Mostly Cloudy | 3 mph E | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Barnes City, IA
Last spring frost
Apr 21
First fall frost
Oct 16
Growing season
176 days
Hardiness zone
5b
Explore more for Barnes City, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Oskaloosa, Ia (14.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.