Kanawha, IA Weather & Growing Conditions
Today
72°F
Patchy Fog
Patchy fog and a chance of showers and thunderstorms. Mostly cloudy. High near 72, with temperatures falling to around 70 in the afternoon. North wind around 9 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Patchy Fog | 9 mph N | 45% |
| Tonight | 57°F | Slight Chance Rain Showers | 9 to 13 mph NNE | 19% |
| Sunday | 66°F | Mostly Cloudy | 15 mph NE | 14% |
| Sunday Night | 51°F | Chance Rain Showers | 13 mph ENE | 30% |
| Monday | 60°F | Chance Rain Showers | 9 to 13 mph ENE | 46% |
| Monday Night | 46°F | Chance Rain Showers | 6 to 9 mph ENE | 39% |
| Tuesday | 61°F | Mostly Sunny | 8 mph ENE | 9% |
| Tuesday Night | 43°F | Mostly Clear | 2 to 6 mph E | 1% |
| Wednesday | 65°F | Sunny | 5 mph ESE | 1% |
| Wednesday Night | 48°F | Partly Cloudy | 3 mph ESE | 14% |
| Thursday | 66°F | Partly Sunny | 5 mph SE | 14% |
| Thursday Night | 51°F | Mostly Cloudy | 2 mph SE | 5% |
| Friday | 69°F | Mostly Sunny | 2 to 6 mph SE | 6% |
| Friday Night | 53°F | Mostly Cloudy | 5 mph SE | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Kanawha, IA
Last spring frost
Apr 29
First fall frost
Oct 7
Growing season
161 days
Hardiness zone
5a
Explore more for Kanawha, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Britt 3E, Ia (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.