Northfield, IL Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Northfield, IL in one place.
Mostly cloudy. Low around 55, with temperatures rising to around 57 overnight. East wind around 10 mph, with gusts as high as 20 mph. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Northfield, 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 15, 2026 6:23 AM CDT.
The active forecast window currently covers Oct 15 to Oct 21, 2026 for Northfield, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 21, 2026
- Latest sync
- Oct 15, 2026 6:23 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Northfield
Wednesday looks like the warmest upcoming period in Northfield at 68 degrees F.
Friday Night is the coolest period ahead with temperatures near 39 degrees F.
The strongest winds are forecast for Friday at about 15 to 25 mph NW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 6:23 AM 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
Rain showers after 7am. Cloudy. High near 65, with temperatures falling to around 62 in the afternoon. East southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Rain showers before 1am. Cloudy. Low around 50, with temperatures rising to around 52 overnight. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
A chance of rain showers after 10am. Mostly cloudy, with a high near 52. Northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.
Scattered rain showers before 1am. Partly cloudy, with a low around 39. North northwest wind 10 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 40%.
Sunny, with a high near 56.
Clear, with a low around 43.
Sunny, with a high near 60.
Mostly clear, with a low around 44.
Mostly sunny, with a high near 66.
Partly cloudy, with a low around 46.
Mostly sunny, with a high near 67.
Mostly clear, with a low around 48.
Sunny, with a high near 68.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Oct 15
|
Mostly Cloudy
|
55°F |
10 mph
E
|
|
Thursday
Oct 15
|
Rain Showers
|
65°F |
10 mph
ESE
|
|
Thursday Night
Oct 15
|
Rain Showers
|
50°F |
10 to 15 mph
SW
|
|
Friday
Oct 16
|
Chance Rain Showers
|
52°F |
15 to 25 mph
NW
|
|
Friday Night
Oct 16
|
Scattered Rain Showers
|
39°F |
10 to 25 mph
NNW
|
|
Saturday
Oct 17
|
Sunny
|
56°F |
5 to 10 mph
WNW
|
|
Saturday Night
Oct 17
|
Clear
|
43°F |
10 mph
SW
|
|
Sunday
Oct 18
|
Sunny
|
60°F |
10 to 15 mph
SSW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
44°F |
5 to 10 mph
SSW
|
|
Monday
Oct 19
|
Mostly Sunny
|
66°F |
5 mph
SW
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
46°F |
0 to 5 mph
SW
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
67°F |
0 to 5 mph
S
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
48°F |
0 to 5 mph
SE
|
|
Wednesday
Oct 21
|
Sunny
|
68°F |
0 to 5 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Northfield.