Sugar Grove, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Sugar Grove, IL in one place.
Sunny. High near 72, with temperatures falling to around 70 in the afternoon. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Local Weather Overview
This forecast page for Sugar Grove, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 8, 2026 12:42 PM CDT.
The active forecast window currently covers Oct 8 to Oct 14, 2026 for Sugar Grove, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 8 to Oct 14, 2026
- Latest sync
- Oct 8, 2026 12:42 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Sugar Grove
Saturday looks like the warmest upcoming period in Sugar Grove at 81 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Monday Night at about 10 to 15 mph W.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 8, 2026 12:42 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 50. Northeast wind 0 to 5 mph.
A slight chance of rain showers between 9am and 10am, then a slight chance of showers and thunderstorms between 10am and 11am, then a chance of showers and thunderstorms between 11am and 4pm. Partly sunny. High near 76, with temperatures falling to around 74 in the afternoon. Southeast wind 0 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Clear, with a low around 58. South southeast wind around 10 mph.
Sunny, with a high near 81. South wind around 10 mph, with gusts as high as 20 mph.
Mostly cloudy, with a low around 58.
Partly sunny, with a high near 74.
Mostly clear, with a low around 55.
Mostly sunny, with a high near 80.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 55.
A chance of rain showers before 7am. Mostly sunny, with a high near 67.
Partly cloudy, with a low around 44.
Mostly sunny, with a high near 64.
A chance of rain showers after 7pm. Partly cloudy, with a low around 48.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Oct 8
|
Sunny
|
72°F |
5 to 10 mph
WNW
|
|
Tonight
Oct 8
|
Partly Cloudy
|
50°F |
0 to 5 mph
NE
|
|
Friday
Oct 9
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
76°F |
0 to 10 mph
SE
|
|
Friday Night
Oct 9
|
Clear
|
58°F |
10 mph
SSE
|
|
Saturday
Oct 10
|
Sunny
|
81°F |
10 mph
S
|
|
Saturday Night
Oct 10
|
Mostly Cloudy
|
58°F |
5 to 10 mph
SSE
|
|
Sunday
Oct 11
|
Partly Sunny
|
74°F |
5 mph
SE
|
|
Sunday Night
Oct 11
|
Mostly Clear
|
55°F |
0 to 5 mph
S
|
|
Columbus Day
Oct 12
|
Mostly Sunny
|
80°F |
0 to 10 mph
SW
|
|
Monday Night
Oct 12
|
Chance Showers And Thunderstorms
|
55°F |
10 to 15 mph
W
|
|
Tuesday
Oct 13
|
Chance Rain Showers then Mostly Sunny
|
67°F |
10 to 15 mph
NNW
|
|
Tuesday Night
Oct 13
|
Partly Cloudy
|
44°F |
5 to 10 mph
N
|
|
Wednesday
Oct 14
|
Mostly Sunny
|
64°F |
5 to 10 mph
ENE
|
|
Wednesday Night
Oct 14
|
Chance Rain Showers
|
48°F |
5 to 10 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sugar Grove.