Martensdale, IA Weather & Growing Conditions
Tonight
62°F
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before midnight, then showers and thunderstorms likely. Some of the storms could produce heavy rain. Mostly cloudy. Low around 62, with temperatures rising to around 65 overnight. North wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 62°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 to 9 mph N | 72% |
| Sunday | 66°F | Chance Rain Showers then Chance Drizzle | 8 to 12 mph NNE | 48% |
| Sunday Night | 57°F | Rain Showers Likely | 12 mph NE | 71% |
| Monday | 60°F | Rain Showers | 12 mph NE | 81% |
| Monday Night | 53°F | Rain Showers Likely | 7 to 10 mph NNE | 68% |
| Tuesday | 60°F | Mostly Cloudy | 8 mph NE | 13% |
| Tuesday Night | 48°F | Partly Cloudy | 3 to 7 mph NE | 1% |
| Wednesday | 64°F | Mostly Sunny | 5 mph ENE | 0% |
| Wednesday Night | 53°F | Partly Cloudy | 3 mph E | 5% |
| Thursday | 67°F | Slight Chance Rain Showers | 5 mph SE | 23% |
| Thursday Night | 58°F | Slight Chance Rain Showers | 3 mph ESE | 23% |
| Friday | 69°F | Slight Chance Rain Showers | 1 to 6 mph ESE | 23% |
| Friday Night | 59°F | Mostly Cloudy | 5 mph E | 10% |
| Saturday | 70°F | Chance Rain Showers | 3 to 7 mph SE | 28% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Martensdale, IA
Last spring frost
Apr 24
First fall frost
Oct 12
Growing season
168 days
Hardiness zone
5b
Explore more for Martensdale, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Indianola 2W, Ia (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.