Callender, IA Weather & Growing Conditions
Overnight
66°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. Low around 66, with temperatures rising to around 68 overnight. South wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Chance Showers And Thunderstorms | 7 mph S | 50% |
| Saturday | 76°F | Chance Showers And Thunderstorms then Patchy Fog | 7 mph NW | 44% |
| Saturday Night | 59°F | Slight Chance Rain Showers | 7 to 10 mph N | 22% |
| Sunday | 67°F | Chance Rain Showers | 12 mph NE | 34% |
| Sunday Night | 55°F | Chance Rain Showers | 8 mph ENE | 37% |
| Monday | 60°F | Rain Showers Likely | 9 mph ENE | 64% |
| Monday Night | 50°F | Rain Showers Likely | 7 mph NE | 62% |
| Tuesday | 61°F | Mostly Cloudy | 6 mph ENE | 12% |
| Tuesday Night | 46°F | Partly Cloudy | 3 mph E | 2% |
| Wednesday | 65°F | Mostly Sunny | 3 mph ESE | 3% |
| Wednesday Night | 50°F | Partly Cloudy | 1 mph SE | 10% |
| Thursday | 67°F | Slight Chance Rain Showers | 2 mph SSE | 21% |
| Thursday Night | 54°F | Mostly Cloudy then Slight Chance Rain Showers | 1 mph SE | 15% |
| Friday | 68°F | Slight Chance Rain Showers then Partly Sunny | 3 mph ESE | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Callender, IA
Last spring frost
Apr 28
First fall frost
Oct 8
Growing season
162 days
Hardiness zone
5a
Explore more for Callender, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Ft Dodge 5Nnw, Ia (15.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.