Sac City, IA Weather & Growing Conditions
This Afternoon
71°F
Mostly Cloudy
Mostly cloudy. High near 71, with temperatures falling to around 66 in the afternoon. North wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Mostly Cloudy | 10 mph N | 12% |
| Tonight | 58°F | Cloudy | 9 mph NNE | 12% |
| Sunday | 66°F | Chance Drizzle | 12 mph NE | 40% |
| Sunday Night | 53°F | Rain Showers Likely | 8 mph NE | 71% |
| Monday | 58°F | Showers And Thunderstorms | 8 mph NE | 83% |
| Monday Night | 48°F | Rain Showers Likely then Mostly Cloudy | 6 mph NE | 62% |
| Tuesday | 62°F | Partly Sunny | 5 mph ENE | 5% |
| Tuesday Night | 45°F | Partly Cloudy | 2 mph E | 1% |
| Wednesday | 65°F | Mostly Sunny | 3 mph ESE | 1% |
| Wednesday Night | 50°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 2 mph SE | 21% |
| Thursday | 68°F | Chance Showers And Thunderstorms | 2 to 6 mph SSE | 39% |
| Thursday Night | 56°F | Slight Chance Rain Showers | 2 mph SE | 22% |
| Friday | 71°F | Slight Chance Rain Showers | 1 to 5 mph ESE | 18% |
| Friday Night | 58°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph SE | 23% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sac City, IA
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
158 days
Hardiness zone
5a
Explore more for Sac City, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Sac City, Ia (1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.