Weather Forecast and Radar for Geneva, Illinois

Weather in Geneva, IL

Geneva, Illinois has four distinct seasons throughout the year. During the winter months, temperatures usually range from the mid-teens to the low 30s. January is the coldest month, with an average low temperature of 17°F and an average high temperature of 31°F. Snowfall is common, and extreme cold temperatures can occur during this time.

Spring in Geneva is quite pleasant, with average temperatures ranging from the high 30s to the low 50s. March is the warmest month, with an average low temperature of 36°F and an average high temperature of 52°F. Rainfall is common, and some thunderstorms can occur.

Summer in Geneva is warm and humid, with average temperatures ranging from the mid-60s to the mid-80s. July is the hottest month, with an average low temperature of 65°F and an average high temperature of 84°F. Rainfall is common, and some severe thunderstorms can occur.

Fall in Geneva is cool and pleasant, with average temperatures ranging from the mid-40s to the mid-60s. October is the warmest month, with an average low temperature of 46°F and an average high temperature of 61°F. Rainfall is common, and some thunderstorms can occur.

Fast Facts About Geneva, IL

As of 2020, the city population is 21843.

Major Cities Nearby Geneva, IL

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Geneva, Illinois.