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If residing in Rockford has always been a dream of yours, we can understand why. There are tons of great neighborhoods in Rockford, 55 plus communities, and many lively cities and suburbs nearby. Most of all, the Rockford weather is beyond pleasant for most of the year. While Illinois winters are unavoidably cold, the summers and spring in Rockford are like no other. If you’re considering calling the City of Gardens home, let’s dive into the Rockford IL climate and if it's right for you!
What’s Rockford weather like? Before relocating here, you’ll be pleased to hear that Rockford, Illinois, experiences four distinct seasons, with temperatures varying from -6 degrees Fahrenheit to 91 degrees. You should note that there is a wet and dry season here; there is a 26% chance of a wet day from April 2nd to September 26th and fewer wet days the rest of the year.
Springs in Rockford
Come March, Rockford’s spring season is in full swing. Typically, the last snowfall happens in late March, making way for the forsythias, primroses, and Virginia bluebells! While spring is typically Rockfords rainy season, with most days partly cloudy, its average monthly rainfall rarely exceeds 6.6 inches. Spring means you can pack your snowshoes but keep an umbrella nearby.
March is Rockford’s windiest month, with winds WNW reaching 12.3 miles per hour; occasionally, gusts hit 52.1 miles per hour.
Temperatures in the spring range from 25 degrees to 86 degrees, with the warmest days in May and the coldest in March. April weather in Rockford IL is arguably the most enjoyable, as the average daily temperatures are warming up, but aren’t too hot, and the rain is less frequent. All in all, the Rockford weather in the spring is terrific.
Summer in Rockford
Summers in Rockford are hot and mostly sunny, with the daily average temperature in Rockford reaching 80 degrees. July is the hottest month, with an average daily high of 84 degrees Fahrenheit. Come June, cloud coverage rapidly decreases, meaning sunny skies, few clouds, and less rain are ahead. June from September is considered the best time of the year to visit Rockford!
The most rainfall will likely occur in June, with an average monthly rainfall of 3.9 inches. However, by August, the rainfall had gone down to 3.4 inches. While summer is Rockford’s humid season, the comfort level is muggy or oppressive only 11% of the time. Even with a warm summer, the average UV index here is only 3.5, which is below the US average of 4.3.
September marks the beginning of Autumn in Rockford. When you see the green leaves transition to opaque shades of red, orange, and yellow, that’s your first sign that temps will be dropping soon. By Thanksgiving, you can expect the temperature in Rockford Illinois, to be in the mid-20s. Cloud coverage increases, meaning sunny skies are a thing of the past, and snowy days are ahead. Rainfall is minimal in the fall, with November experiencing only an average of 1.6 inches.
All the leaves will fall by mid-October, and the first snowfall happens at the beginning of November, typically only 3 inches or so—nothing compared to what January or February experiences. There are also fewer hours of daylight; the season begins with 12 hours and 9 minutes and ends with 9 hours and 20 minutes of daylight. Sunrise in the fall is around 7:30 and sunset is around 6:40. There is nearly no humidity in Rockford in the fall.
Winter in Rockford
Arguably, Rockford’s toughest season is winter or December to February. The average daily high is around 34 degrees Fahrenheit, and the daily low rarely goes below 12 degrees. January is the coldest month, with an average daily high of 29 degrees. December is the snowiest month, with an average of 4.5 inches.
While the winters are harsh and snowboots and shovels are essential, there are pros to Rockford’s winter. For example, winter activities in Rockford IL are abundant! You can ice skate at Nicholas Conservatory Eclipse Lagoon or Rockton Ice Rink or get out of the cold at Midway Village Museum. The Festival of Lights is Rockford’s largest winter event, with over 100,000 visitors.
Rockford Monthly Weather - Rockford IL Average Temperature by Month
Understanding the Rockford weather for each month is key to deciding if this city is the right choice. Here is an overview of the temperature in Rockford for each month!
January
Weather in Rockford IL in January is cold. The average high is only 29 degrees Fahrenheit, and the average low is 13 degrees. There are about 10 inches of snow in January, making it one of the city’s snowiest months. Attending an IceHogs hockey game is a must-do in January!
February
February is relatively warmer, with an average high of 34 degrees and a low of 18 degrees. Snow is still prevalent, at about 8 inches for the entire month. Springtime is just around the corner!
March
Hooray for March and its warmer temperatures. The weather for Rockford IL in March is pleasant, with very little snow. The average high is 47 degrees, and the low is 28. Rockford only experiences an average of 5 inches of snow in March. Many residents attend the Spring Festival & Market with Music by the Emerald Wind Family to kick off the spring season.
April
April's average daily high is 61 degrees, and the daily low is 38. It’s rare for Rockford April to have any snow; if there is some, it likely won’t be more than an inch.
May
By May, temperatures are in the 70s (average daily high of 72 degrees), and lows are in the high 40s. May is most beloved for the ample sun that allows you to sunbathe and the fact that it's not oppressive or too hot yet.
June
June in Rockford is ideal for pool and lake days, as the average daily high is up to 81 degrees. It should get below 58 degrees and the skies should be clear most days. Grab your sunscreen, as the UV index can be dangerous in the summer. June is Rockford’s rainiest month.
July
School is out, and Independence Day is around the corner. Luckily, the Rockford IL weather will be warm enough to accommodate your activities. The average daily high in July is 85, and the average daily low is 63, which is ideal for a cool night under the stars, watching the fireworks. July is Rockford’s hottest month.
August
By August, you’ll see signs of autumn’s approach; temperatures dip, and cloud coverage increases. The average daily high is 82 degrees, and the average daily low is down to 61.
September
September in Rockford is the last hot month, with an average high of 75 and a low of 52. This is your last chance to enjoy any warm-weather activities or festivals, so we suggest checking out Rock Cut State Park.
October
Temperatures drop drastically in October, with the average daily high only being 63 degrees and the low dropping to 41. However, you will experience the leaves changing, which is why most residents adore Rockford’s autumn.
November
November’s average daily high is 48 degrees, and the average daily low is 30. You may experience some snow by the end of the month.
December
Cold weather in December is a given, with an average daily high of only 33 degrees and a daily low of 18 degrees. You’ll be bundled up and shoveling snow until about mid-March.
Annual Rockford Climate Statistics
Here are the Rockford weather and annual climate statistics.
Average number of sunny days: 188
Average rainfall: 37.1 inches
Average snowfall: 35.1 inches
Coldest month: January (average daily low of 15 degrees Fahrenheit)
Hottest month: July (average daily high of 83 degrees Fahrenheit)
As you can see Rockford IL weather is great, but what is the best time to visit? According to WeatherSparks, the best time to visit Rockford is from mid-June to mid-September, when the temperatures are warm and the rainfall is minimal.
Rockford Weather FAQ
What Is the Coldest Month in Rockford Illinois?
January is Rockford’s coldest month. Cold weather and partly cloudy days can be hard to navigate, but warmer days are around the corner.
Are Illinois Winters Getting Warmer?
Data shows that winter temperatures in Rockford have increased between 1 and 2 degrees in the past century.
What Is the Hottest Temperature in Rockford Illinois?
Are You Researching Rockford Weather Pending a Relocation?
Rockford weather is pleasant most of the year, minus a few cold and snowy months. With 148,655 residents, the weather must be enjoyable enough!
Exploring the Rockford IL climate because you’re planning to move here? If so, we’re skilled Rockford movers and are ready to take on your relocation. Call StraightLine Moving at (815) 708-7875 for a free estimate.
