New Sharon, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Sharon, a city in Mahaska County, Iowa.
Today
86°F
Partly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 3pm. Partly sunny. High near 86, with temperatures falling to around 83 in the afternoon. West southwest wind around 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for New Sharon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 6 mph WSW | 23% |
| Tonight | 63°F | Showers And Thunderstorms | 8 mph NNE | 91% |
| Wednesday | 75°F | Showers And Thunderstorms Likely | 6 mph NNE | 78% |
| Wednesday Night | 58°F | Chance Showers And Thunderstorms | 2 to 6 mph NNE | 53% |
| Thursday | 81°F | Sunny | 3 mph NE | 13% |
| Thursday Night | 60°F | Mostly Clear | 2 mph ESE | 1% |
| Friday | 84°F | Sunny | 1 to 5 mph SSE | 5% |
| Friday Night | 65°F | Slight Chance Showers And Thunderstorms | 5 mph SSE | 16% |
| Saturday | 88°F | Sunny then Slight Chance Rain Showers | 2 to 7 mph S | 15% |
| Saturday Night | 70°F | Slight Chance Rain Showers then Mostly Clear | 6 to 9 mph S | 15% |
| Sunday | 89°F | Mostly Sunny | 10 mph SSW | 14% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms | 8 mph SSE | 32% |
| Monday | 89°F | Chance Showers And Thunderstorms then Mostly Sunny | 7 to 10 mph SSW | 32% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 12 mph ESE | 30% |
Forecast source: National Weather Service (api.weather.gov) for New Sharon (41.470, -92.651). Updated through the day.
Growing snapshot for New Sharon
Last spring frost
Apr 21
First fall frost
Oct 16
Growing season
176 days
Hardiness zone
5b
More local growing data for New Sharon: nearby ZIP 50207 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Oskaloosa, Ia (7.7 mi from New Sharon). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.