Story City (IA) Weather & Climate: Best Time to Visit

In Story City, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 29°C (84°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -2°C (28°F).

At night, temperatures range from around 17°C (63°F) in July to -12°C (10°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Story City experiences significant rain/snowfall throughout the year, averaging 1001 mm (39 in) of precipitation annually. Story City can be quite wet during August, receiving approximately 141 mm (5.6 in) of precipitation over 10 rainy days.

In contrast, during the driest month (January), you will experience much drier conditions, with 21 mm (0.8 in) of precipitation spread across 7 snowy days. For more details, please visit our Story City Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Story City can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 11.2 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.3 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Story City.

The city experiences its highest humidity in January, reaching 72%. In May, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year