Northfield, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Northfield, IL in one place.
A chance of showers and thunderstorms. Mostly cloudy. Low around 64, with temperatures rising to around 66 overnight. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half 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: Apr 15, 2026 3:22 AM CDT.
The active forecast window currently covers Apr 15 to Apr 21, 2026 for Northfield, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 3:22 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Northfield
Wednesday looks like the warmest upcoming period in Northfield at 74 degrees F.
Sunday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Saturday at about 15 to 20 mph SW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 3:22 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
A chance of showers and thunderstorms before 7am, then showers and thunderstorms. Mostly cloudy. High near 74, with temperatures falling to around 70 in the afternoon. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 58. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 71. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 49. North northeast wind 5 to 10 mph. Chance of precipitation is 50%.
Partly sunny, with a high near 71.
A chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms. Mostly cloudy, with a low around 54.
Showers and thunderstorms. Mostly cloudy, with a high near 66.
A chance of rain showers before 1am. Mostly cloudy, with a low around 37.
Mostly sunny, with a high near 51.
Partly cloudy, with a low around 36.
Sunny, with a high near 53.
Mostly clear, with a low around 40.
Mostly sunny, with a high near 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Apr 15
|
Chance Showers And Thunderstorms
|
64°F |
10 mph
SW
|
|
Wednesday
Apr 15
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
74°F |
10 to 15 mph
SW
|
|
Wednesday Night
Apr 15
|
Showers And Thunderstorms
|
58°F |
10 mph
SSW
|
|
Thursday
Apr 16
|
Chance Showers And Thunderstorms
|
71°F |
5 to 10 mph
W
|
|
Thursday Night
Apr 16
|
Chance Showers And Thunderstorms then Partly Cloudy
|
49°F |
5 to 10 mph
NNE
|
|
Friday
Apr 17
|
Partly Sunny
|
71°F |
5 to 15 mph
SE
|
|
Friday Night
Apr 17
|
Chance Showers And Thunderstorms
|
54°F |
15 mph
S
|
|
Saturday
Apr 18
|
Showers And Thunderstorms
|
66°F |
15 to 20 mph
SW
|
|
Saturday Night
Apr 18
|
Chance Rain Showers
|
37°F |
15 mph
W
|
|
Sunday
Apr 19
|
Mostly Sunny
|
51°F |
15 to 20 mph
WNW
|
|
Sunday Night
Apr 19
|
Partly Cloudy
|
36°F |
5 to 15 mph
NW
|
|
Monday
Apr 20
|
Sunny
|
53°F |
5 to 10 mph
NE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
40°F |
10 mph
SSE
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
64°F |
10 to 15 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Northfield.