Smithfield, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Smithfield, IL in one place.
Sunny, with a high near 80. West northwest wind 0 to 7 mph.
Local Weather Overview
This forecast page for Smithfield, 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: Jun 18, 2026 12:11 PM CDT.
The active forecast window currently covers Jun 19 to Jun 24, 2026 for Smithfield, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 19 to Jun 24, 2026
- Latest sync
- Jun 18, 2026 12:11 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Smithfield
Saturday looks like the warmest upcoming period in Smithfield at 83 degrees F.
Monday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Sunday Night at about 10 to 15 mph NNE.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 18, 2026 12:11 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
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 61. West southwest wind 0 to 5 mph.
Mostly sunny, with a high near 83. West southwest wind around 3 mph.
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Northeast wind 1 to 6 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 76. East wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.
Showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 90%.
A chance of rain showers before 7am. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
Mostly clear, with a low around 54.
Sunny, with a high near 77.
Partly cloudy, with a low around 58.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Juneteenth
Jun 19
|
Sunny
|
80°F |
0 to 7 mph
WNW
|
|
Friday Night
Jun 19
|
Partly Cloudy
|
61°F |
0 to 5 mph
WSW
|
|
Saturday
Jun 20
|
Mostly Sunny
|
83°F |
3 mph
WSW
|
|
Saturday Night
Jun 20
|
Partly Cloudy then Chance Showers And Thunderstorms
|
62°F |
1 to 6 mph
NE
|
|
Sunday
Jun 21
|
Showers And Thunderstorms
|
76°F |
6 to 14 mph
E
|
|
Sunday Night
Jun 21
|
Showers And Thunderstorms
|
56°F |
10 to 15 mph
NNE
|
|
Monday
Jun 22
|
Chance Rain Showers then Mostly Sunny
|
75°F |
10 mph
NNE
|
|
Monday Night
Jun 22
|
Mostly Clear
|
54°F |
0 to 7 mph
NE
|
|
Tuesday
Jun 23
|
Sunny
|
77°F |
2 mph
ENE
|
|
Tuesday Night
Jun 23
|
Partly Cloudy
|
58°F |
1 mph
E
|
|
Wednesday
Jun 24
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
80°F |
0 to 5 mph
W
|
|
Wednesday Night
Jun 24
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
60°F |
0 to 3 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Smithfield.