Davenport (IA) Weather & Climate: Best Time to Visit

Visitors to Davenport can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 29°C (84°F) in July, the warmest time of the year, to a very cold -1°C (30°F) during cooler months like January.

At night, you can expect temperatures ranging from 19°C (66°F) in July to around -10°C (14°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Davenport is known for its substantial rain/snowfall, with annual precipitation reaching 1055 mm (42 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, June it receives high rainfall, averaging 150 mm (5.9 in) of precipitation, recorded across 13 rainy days. In contrast, the driest month January brings less snowfall, with 31 mm (1.2 in) over 8 snowy days. For more details, please visit our Davenport Precipitation page.

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

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Davenport. While July receives considerable daily sunshine with up to 10.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 3.8 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 Davenport.

The city experiences its highest humidity in December, reaching 73%. In April, the humidity drops to its lowest level at 64%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year