Martelle, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Martelle, a city in Jones County, Iowa.
Today
83°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Partly sunny. High near 83, with temperatures falling to around 80 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
7-day forecast for Martelle
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 32% |
| Tonight | 63°F | Showers And Thunderstorms Likely | 5 mph N | 85% |
| Wednesday | 75°F | Showers And Thunderstorms Likely | 5 mph N | 70% |
| Wednesday Night | 57°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 40% |
| Thursday | 79°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 5 mph NE | 24% |
| Thursday Night | 59°F | Mostly Clear | 0 mph | 3% |
| Friday | 82°F | Sunny | 0 to 5 mph SE | 3% |
| Friday Night | 64°F | Mostly Clear | 5 mph S | 9% |
| Saturday | 86°F | Mostly Sunny | 5 mph S | 9% |
| Saturday Night | 70°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 mph S | 22% |
| Sunday | 87°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph S | 22% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 40% |
| Monday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 40% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 10 mph SE | 37% |
Forecast source: National Weather Service (api.weather.gov) for Martelle (42.020, -91.358). Updated through the day.
Growing snapshot for Martelle
Last spring frost
Apr 27
First fall frost
Oct 13
Growing season
170 days
Hardiness zone
5a
More local growing data for Martelle: nearby ZIP 52305 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Anamosa 3 Ssw, Ia (4.6 mi from Martelle). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.