When is the First Snowfall in Iowa? Average Dates by City

Discover the average first snowfall dates by Iowa city, from Mason City to Ottumwa. Learn when winter usually begins and how much snow Iowa receives.

When is the First Snowfall in Iowa? Average Dates by City

Iowa Weather Forecast

Showers and storms will diminish through the morning, followed by a return of dry and warm conditions to end the work week and persist through the weekend. Temperatures will be warmest Saturday, with widespread values in the low to mid 80s, along with winds gusting to 30-35 mph, isolated to 40mph over northern and western Iowa. These conditions will lead to concerns for elevated fire weather conditions, especially in cropland Saturday.

Quick links:  ISCN Weather App | Current Conditions | Weather Radar | Soil Temperatures | Drought Monitor | National Weather Service

Lunar Eclipse in Iowa: When and How to See the August 2026 Eclipse

See the August 2026 lunar eclipse in Iowa. Find peak viewing times, what to expect, why the Moon turns red and when Iowa’s next lunar eclipse occurs.

What is a Squall Line?

Learn how squall line thunderstorms form, how fast they move, how long they last and whether they can produce tornadoes.

When Does Fall Start in Iowa? Meteorological vs. Astronomical Fall Explained

Learn when fall starts in Iowa, the difference between meteorological and astronomical autumn, and what weather to expect across the state.