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Iowa United States of America
Temperatures in January
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Temperature in Iowa in January

Iowa is a region in the United States of America. In January the average maximum daytime temperatures are very low and range from -5°C in Mason City to 1°C in Keokuk. Nighttime temperatures generally drop to -8°C in Keokuk and -14°C in Mason City. During January, winter is in full swing. On average, it is one of the coldest months of the year.

What is the temperature of the different cities in Iowa in January?

To get a sense of January's typical temperatures in the key spots of Iowa, explore the map below. Click on a point for an in-depth look.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the warmest city in January in Iowa?
    • From a thorough analysis of our records, Keokuk clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 1°C, and evenings that remain near -8°C.

  • What is the coldest city in January in Iowa?
    • For the month of January, Mason City is the most temperate city in Iowa based on our records. With highs averaging -5°C and nighttime temperatures dipping to around -14°C.

  • How much sun does Iowa get in January?
    • Most cities enjoy a balanced amount of sunshine, with around 155 hours of sunlight anticipated in Des Moines. This ensures the days are neither too dim nor excessively sunny.

    Interested in more climate information?

    We have much more information about the climate in Iowa. Interested in the weather conditions in a specific month? Select the month below.

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