Chester, IA Weather & Growing Conditions
Today
72°F
Mostly Cloudy then Isolated Showers And Thunderstorms
Isolated rain showers between 2pm and 3pm, then isolated showers and thunderstorms between 3pm and 4pm, then scattered showers and thunderstorms. Mostly cloudy. High near 72, with temperatures falling to around 69 in the afternoon. West wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Mostly Cloudy then Isolated Showers And Thunderstorms | 10 mph W | 42% |
| Tonight | 57°F | Chance Showers And Thunderstorms | 7 mph NW | 56% |
| Wednesday | 73°F | Mostly Sunny | 5 mph N | 2% |
| Wednesday Night | 55°F | Mostly Clear | 5 mph NW | 0% |
| Thursday | 76°F | Sunny | 2 to 6 mph SW | 0% |
| Thursday Night | 60°F | Mostly Clear | 7 mph S | 1% |
| Friday | 79°F | Sunny | 7 to 13 mph S | 10% |
| Friday Night | 64°F | Mostly Clear | 10 mph S | 12% |
| Saturday | 80°F | Sunny | 7 to 10 mph S | 10% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 12 mph SW | 34% |
| Sunday | 81°F | Chance Showers And Thunderstorms | 10 mph S | 34% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 8 mph S | 36% |
| Monday | 80°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 10 mph SE | 36% |
| Monday Night | 65°F | Slight Chance Showers And Thunderstorms | 9 mph NE | 35% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Chester, IA
Last spring frost
May 8
First fall frost
Oct 1
Growing season
147 days
Hardiness zone
4b
Explore more for Chester, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Cresco 1 Ne, Ia (16.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.