Mason City Weather in March

The climate in Mason City during March can be summarized as cold and reasonably dry.

March is in the spring in Mason City and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cold 5°C (41°F), whilst at night -5°C (23°F) is normal.

On average March is the 5th driest month of the year in Mason City with around 50mm 2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.4 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Mason City in March 2024.