Chatsworth, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chatsworth, a city in Sioux County, Iowa.
Today
72°F
Patchy Smoke
Patchy smoke and a chance of showers and thunderstorms before 1pm, then patchy smoke and showers and thunderstorms likely between 1pm and 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 72. North wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Chatsworth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Patchy Smoke | 5 to 10 mph N | 58% |
| Tonight | 54°F | Chance Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph NW | 39% |
| Wednesday | 76°F | Mostly Sunny | 0 to 5 mph ESE | 1% |
| Wednesday Night | 53°F | Mostly Clear | 0 mph | 0% |
| Thursday | 82°F | Mostly Sunny | 0 to 10 mph S | 0% |
| Thursday Night | 62°F | Mostly Clear | 5 to 10 mph S | 1% |
| Friday | 87°F | Sunny | 5 to 10 mph S | 4% |
| Friday Night | 66°F | Mostly Clear | 5 to 10 mph SSE | 11% |
| Saturday | 90°F | Sunny | 5 to 15 mph SSE | 5% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph SE | 16% |
| Sunday | 89°F | Mostly Sunny | 10 mph SE | 12% |
| Sunday Night | 68°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 10 to 15 mph ESE | 15% |
| Monday | 88°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 to 15 mph E | 15% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph ENE | 23% |
Forecast source: National Weather Service (api.weather.gov) for Chatsworth (42.916, -96.514). Updated through the day.
Growing snapshot for Chatsworth
Last spring frost
May 1
First fall frost
Oct 4
Growing season
155 days
More local growing data for Chatsworth: nearby ZIP 51011 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Alton
Boyden
Craig
Hawarden
Hospers
Hull
Ireton
Matlock
Maurice
Orange City
Rock Valley
Sheldon
Sioux Center
Struble
Climate data from the nearest NOAA station, Hawarden, Ia (6.2 mi from Chatsworth). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.