Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Severe storms on repeat for Plains to mid-Atlantic this week. See the timing. Chevron right
A new heat dome is set to expand across the central and eastern US. Click for the forecast. Chevron right

Sawyerville, IL

72°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sawyerville

Illinois

72°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
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
Sawyerville, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day 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 Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

September

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
30
Couple of thunderstorms
89°
57°
31
Not as warm
80°
61°
1
Mostly sunny
80°
60°
2
A stray afternoon t-storm
87°
65°
3
A stray afternoon t-shower
88°
66°
4
Partly sunny, warm and humid
89°
65°
5
Mostly sunny and warm
89°
59°
6
A couple of t-storms; humid
87°
56°
7
Mostly sunny and less humid
79°
54°
8
Sunny
79°
55°
9
Plenty of sunshine
80°
62°
10
Partly sunny
82°
60°
11
Mostly cloudy
79°
54°
12
Periods of rain
76°
53°
13
Partial sunshine
77°
58°
14
Mostly sunny
79°
61°
15
A little morning rain
80°
51°
16
Variably cloudy with t-storms
84°
50°
17
Mostly cloudy
74°
50°
18
Partly sunny
74°
51°
19
Partly sunny
75°
50°
20
Periods of rain
73°
50°
21
Mostly cloudy
73°
49°
22
Partly sunny
74°
49°
23
Some sun
74°
50°
24
Mostly sunny
76°
53°
25
Mostly sunny
78°
56°
26
Plenty of sunshine
80°
55°
27
Partly sunny and warm
81°
53°
28
Mostly sunny and less humid
72°
57°
29
Partly sunny
77°
48°
30
An afternoon t-storm or two
79°
48°
1
Clouds and sun; less humid
72°
52°
2
Overcast with afternoon rain
71°
46°
3
A little rain in the morning
68°
50°

Temperature Graph

°F
90° 80° 70° 60° 50° Sep
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

September Weather in Sawyerville

Sawyerville's September 2026 forecast shows daily high temperatures ranging from 68° to 89°, with overnight lows between 46° and 66°. The average high for September is 79° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Sawyerville. See also: October | November | December.

Further Ahead

October 2026

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Next heat dome to bring 100 F heat to Midwest; perhaps East again

10 hours ago

Severe Weather

Tireless severe storms to repeat from Plains to mid-Atlantic

9 hours ago

Hurricane

Atlantic hurricane season off to a slow start as El Niño strengthens

11 hours ago

Weather Forecasts

Downpours may rapidly elevate flash flood risk centered on Kentucky

11 hours ago

Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Quarterfinals to commence with heat on Thursday

1 day ago

More Stories

Featured Stories

Super Typhoon Bavi leaves trail of destruction

16 hours ago 0:36

Recreation

Neil the Seal returns to Tasmania

10 hours ago

Weather News

At least 750 structures destroyed by Colorado wildfire, images show

10 hours ago

Weather News

Toll from Venezuela earthquakes rises to 3,342, more than 16K injured

2 days ago

World North America United States Illinois Sawyerville

Weather Near Sawyerville:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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

...

...

...