Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
March megastorm: Blizzard, severe storms, dangerous winds. Get the forecast. Chevron right
Is a 'Super El Nino' brewing? Here's what forecasters are saying. Chevron right

Byron, IL

36°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Byron

Illinois

36°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Byron, IL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today WinterCast Hourly

Daily

 Radar MinuteCast® Monthly Air Quality Health & Activities
Winter Storm Watch

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

March 15 - April 13

Sun 3/15

55° /20°
97%

WinterCast

2 - 4 in

Sun, 3/15, 8:00 PM - Mon, 3/16, 10:00 AM

Snow

Trace - 0.05 in

Sun, 3/15, 8:00 PM - Mon, 3/16, 1:00 AM

Ice
Windy with periods of rain and a thunderstorm; thunderstorms can bring localized damaging wind gusts
alerts

Winter Storm Watch

10:00 PM Sunday - 7:00 PM Monday

RealFeel®47°

RealFeel Shade™47°

Max UV Index1.0 (Low)

WindS 20 mph

Mon 3/16

23° /7°
80%

WinterCast

2 - 4 in

Sun, 3/15, 8:00 PM - Mon, 3/16, 10:00 AM

Snow
Very windy and cold; a bit of a.m. snow, up to 1"; otherwise, cloudy; storm total 2-4"; snow can make roads and sidewalks slippery, causing travel disruptions
alerts

Winter Storm Watch

10:00 PM Sunday - 7:00 PM Monday

RealFeel®1°

RealFeel Shade™0°

Max UV Index1.0 (Low)

WindNW 27 mph

Tue 3/17

24° /20°
7%
Very cold with periods of clouds and sunshine

RealFeel®17°

RealFeel Shade™12°

Max UV Index5.0 (Moderate)

WindWSW 10 mph

Wed 3/18

44° /35°
23%

WinterCast

Trace - 0.05 in

Thu, 3/19, 4:00 AM - Thu, 3/19, 5:00 AM

Ice
Not as cold with intervals of clouds and sunshine

RealFeel®46°

RealFeel Shade™41°

Max UV Index3.0 (Moderate)

WindSW 8 mph

Thu 3/19

50° /32°
9%
Intervals of clouds and sunshine

RealFeel®51°

RealFeel Shade™47°

Max UV Index3.0 (Moderate)

WindNW 6 mph

Fri 3/20

62° /36°
6%
Variable cloudiness

RealFeel®64°

RealFeel Shade™60°

Max UV Index3.0 (Moderate)

WindSW 8 mph

Sat 3/21

53° /32°
55%
Variable cloudiness with a passing shower; cooler

RealFeel®51°

RealFeel Shade™51°

Max UV Index3.0 (Moderate)

WindNNW 8 mph

Sun 3/22

56° /34°
0%
Plenty of sunshine

RealFeel®60°

RealFeel Shade™56°

Max UV Index5.0 (Moderate)

WindNNE 7 mph

Mon 3/23

59° /34°
1%
Mostly cloudy

RealFeel®58°

RealFeel Shade™57°

Max UV Index3.0 (Moderate)

WindSE 6 mph

Tue 3/24

53° /33°
57%
Cloudy; a morning shower in spots followed by a little rain in the afternoon

RealFeel®47°

RealFeel Shade™47°

Max UV Index1.0 (Low)

WindSSE 13 mph

Wed 3/25

51° /30°
12%
Mostly cloudy and windy

RealFeel®41°

RealFeel Shade™40°

Max UV Index5.0 (Moderate)

WindW 23 mph

Thu 3/26

48° /28°
25%
Low clouds in the morning; clouds breaking for some sun in the afternoon

RealFeel®42°

RealFeel Shade™38°

Max UV Index3.0 (Moderate)

WindNW 16 mph

Fri 3/27

47° /31°
1%
Plenty of sun

RealFeel®43°

RealFeel Shade™40°

Max UV Index5.0 (Moderate)

WindN 13 mph

Sat 3/28

54° /30°
25%
A thick cloud cover

RealFeel®51°

RealFeel Shade™51°

Max UV Index2.0 (Low)

WindE 7 mph

Sun 3/29

52° /35°
25%
Some sunshine

RealFeel®60°

RealFeel Shade™52°

Max UV Index5.0 (Moderate)

WindSSE 5 mph

Mon 3/30

58° /38°
10%
Sunny

RealFeel®58°

RealFeel Shade™54°

Max UV Index5.0 (Moderate)

WindS 10 mph

Tue 3/31

59° /38°
60%
Cloudy; a morning shower in spots followed by a little rain in the afternoon

RealFeel®58°

RealFeel Shade™58°

Max UV Index1.0 (Low)

WindSSW 7 mph

Wed 4/1

58° /35°
63%
Rain

RealFeel®55°

RealFeel Shade™55°

Max UV Index1.0 (Low)

WindNNE 12 mph

Thu 4/2

47° /35°
58%
Cloudy and cooler; a little rain in the morning followed by a shower in spots in the afternoon

RealFeel®42°

RealFeel Shade™42°

Max UV Index1.0 (Low)

WindN 12 mph

Fri 4/3

47° /37°
72%
Remaining cloudy with a couple of showers, then a steadier rain

RealFeel®38°

RealFeel Shade™36°

Max UV Index1.0 (Low)

WindNNE 13 mph

Sat 4/4

48° /38°
25%
Mostly cloudy

RealFeel®55°

RealFeel Shade™51°

Max UV Index2.0 (Low)

WindSE 2 mph

Sun 4/5

58° /38°
25%
Mostly cloudy

RealFeel®59°

RealFeel Shade™59°

Max UV Index2.0 (Low)

WindN 6 mph

Mon 4/6

58° /34°
25%
Periods of clouds and sunshine

RealFeel®64°

RealFeel Shade™54°

Max UV Index6.0 (High)

WindWNW 6 mph

Tue 4/7

52° /28°
20%
Clouds breaking for some sun

RealFeel®58°

RealFeel Shade™51°

Max UV Index6.0 (High)

WindN 7 mph

Wed 4/8

49° /30°
25%
A thick cloud cover

RealFeel®53°

RealFeel Shade™51°

Max UV Index2.0 (Low)

WindENE 2 mph

Thu 4/9

50° /31°
20%
Plenty of sun

RealFeel®57°

RealFeel Shade™47°

Max UV Index6.0 (High)

WindNW 6 mph

Fri 4/10

56° /35°
25%
Mostly sunny

RealFeel®59°

RealFeel Shade™52°

Max UV Index7.0 (High)

WindSW 8 mph

Sat 4/11

59° /34°
25%
Mostly cloudy

RealFeel®58°

RealFeel Shade™54°

Max UV Index7.0 (High)

WindWNW 12 mph

Sun 4/12

51° /29°
20%
Clouds giving way to some sun

RealFeel®53°

RealFeel Shade™47°

Max UV Index7.0 (High)

WindNNW 9 mph

Mon 4/13

51° /31°
20%
Clouds and sunshine

RealFeel®54°

RealFeel Shade™47°

Max UV Index7.0 (High)

WindNNW 8 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

March megastorm: Blizzard, dangerous winds threaten 200 million

41 minutes ago

Severe Weather

High risk for severe weather to erupt in the central, eastern US

40 minutes ago

Climate

What to know about the potential for a super El Niño later this year

2 days ago

Weather Forecasts

Summerlike heat dome to send Southwest temperatures soaring past 100 F

39 minutes ago

Severe Weather

Grapefruit-sized hailstone may set state record

3 days ago

 More Stories

Featured Stories

Weather News

Lightning strikes gas meter, sparking fire next to burn ban sign

1 day ago

Winter Weather

Nine states had their warmest winter ever recorded

3 days ago

Weather News

'Doomsday fish' rescued after washing ashore in Mexico

2 days ago

Recreation

'Quicksand alert' issued at National Park Service site

3 days ago

Severe Weather

Why nighttime tornadoes are 2.5 times more deadly

4 days ago
World North America United States Illinois Byron

Weather Near Byron:

  • Belvidere, IL
  • Freeport, IL
  • Rockford, IL
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...