Charles City, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Charles City, a city in Floyd County, Iowa.
Today
72°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Cloudy. High near 72, with temperatures falling to around 70 in the afternoon. West wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Charles City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Showers And Thunderstorms Likely | 6 to 9 mph W | 60% |
| Tonight | 57°F | Chance Showers And Thunderstorms | 9 to 13 mph N | 38% |
| Sunday | 65°F | Slight Chance Rain Showers then Cloudy | 16 mph NE | 17% |
| Sunday Night | 50°F | Mostly Cloudy then Chance Rain Showers | 14 mph NE | 26% |
| Monday | 61°F | Chance Rain Showers | 14 mph NE | 38% |
| Monday Night | 45°F | Chance Rain Showers | 7 to 10 mph NE | 31% |
| Tuesday | 61°F | Mostly Sunny | 9 mph NE | 12% |
| Tuesday Night | 42°F | Mostly Clear | 6 mph E | 2% |
| Wednesday | 64°F | Sunny | 6 mph E | 1% |
| Wednesday Night | 47°F | Partly Cloudy | 3 mph E | 5% |
| Thursday | 66°F | Slight Chance Rain Showers | 5 mph E | 15% |
| Thursday Night | 50°F | Partly Cloudy | 3 mph E | 4% |
| Friday | 68°F | Mostly Sunny | 2 to 6 mph E | 4% |
| Friday Night | 51°F | Partly Cloudy | 5 mph SE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Charles City (43.065, -92.674). Updated through the day.
Growing snapshot for Charles City
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
157 days
Hardiness zone
5a
More local growing data for Charles City: nearby ZIP 50616 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Charles City, Ia (1.5 mi from Charles City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.