Big Creek State Park Weather Forecast
- 33
- 44
Increasing Clouds
- 34
- 49
Partly Sunny
- 33
- 45
Mostly Cloudy
- 38
- 51
Mostly Cloudy
- 31
- 54
Mostly Cloudy
- 30
- 45
Mostly Cloudy
- 21
- 43
Mostly Cloudy
Today 21 Dec Polk
Sunny. Highs in the lower 40s. South Winds 5 to 10 Mph.
Tonight 21 Dec Polk
Partly cloudy in the Evening, then becoming mostly cloudy. Lows around 30. South Winds 10 to 15 Mph.
Big Creek State Park Temperature Statistics
December Temperature
Ankeny Regional Airport (11.8 miles)
Lowest 14 December, 2025
-5.8 °FAverage December
22.6 °FHighest 18 December, 2025
50 °F
Climate (2020–Present)
Ankeny Regional Airport (11.8 miles)
Average Low 2020–2025
41.1 °FAverage 2020–2025
51.8 °FAverage High 2020–2025
61.8 °F