Weather Forecast and Radar for Irmo, South Carolina

Weather in Irmo, SC

Irmo, South Carolina has a mild climate year-round. During the winter months, the average temperature ranges from the low 40s to the mid-60s. The coldest temperatures usually occur in January and February, when temperatures can dip to around 30°F. Rain is common during the winter months, and snowfall is rare.

Spring temperatures in Irmo range from the mid-50s to the mid-70s. Rainfall increases during this season, and thunderstorms are common.

In summer, temperatures in Irmo typically range from the mid-70s to the low 90s. It is quite humid during this season, and thunderstorms are frequent.

Fall temperatures in Irmo range from the mid-50s to the mid-70s. Rain is frequent during this season, and thunderstorms are still common.

Overall, Irmo has mild weather year-round, with temperatures rarely dropping below freezing or reaching the high 90s. Rain is common throughout the year, and thunderstorms are frequent in the spring and summer months.

Fast Facts About Irmo, SC

As of 2020, the city population is 12397.

Major Cities Nearby Irmo, SC

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Irmo, South Carolina.