About Mount Pleasant, IA's Climate & Weather History

With a population of around 8,400, Mount Pleasant sits in Iowa, United States. The city operates in the Central Time Zone.

In 2025, Mount Pleasant recorded an average annual temperature of 54°F. The hottest temperatures reached 100°F in June; the coolest were -9°F in January. Total precipitation for the year was 27 inches, with the wettest month being July. Snowfall for the year totaled approximately 8 inches.