Chatsworth, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chatsworth, a city in Sioux County, Iowa.
Today
69°F
Patchy Fog then Cloudy
Patchy fog and a slight chance of rain showers before 9am. Cloudy. High near 69, with temperatures falling to around 66 in the afternoon. North wind 5 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Chatsworth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Patchy Fog then Cloudy | 5 to 10 mph N | 20% |
| Tonight | 57°F | Cloudy | 10 mph NNE | 9% |
| Sunday | 66°F | Cloudy then Chance Rain Showers | 10 to 15 mph NE | 25% |
| Sunday Night | 53°F | Rain Showers Likely | 5 to 10 mph ENE | 62% |
| Monday | 61°F | Showers And Thunderstorms Likely | 5 to 10 mph ENE | 62% |
| Monday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 0 to 10 mph E | 29% |
| Tuesday | 64°F | Partly Sunny | 5 to 10 mph E | 4% |
| Tuesday Night | 45°F | Partly Cloudy | 5 mph SE | 1% |
| Wednesday | 67°F | Mostly Sunny | 5 to 10 mph SE | 7% |
| Wednesday Night | 50°F | Partly Cloudy then Chance Rain Showers | 5 mph SE | 28% |
| Thursday | 68°F | Chance Rain Showers | 5 to 10 mph SE | 28% |
| Thursday Night | 54°F | Slight Chance Rain Showers | 5 mph SE | 18% |
| Friday | 71°F | Slight Chance Rain Showers | 5 to 10 mph SE | 18% |
| Friday Night | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 5 to 10 mph SE | 24% |
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 Sep 19, 2026.