Jamaica, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Jamaica, IL in one place.
Sunny, with a high near 82. East wind around 6 mph.
Local Weather Overview
This forecast page for Jamaica, 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 2, 2026 6:28 AM CDT.
The active forecast window currently covers Jun 3 to Jun 8, 2026 for Jamaica, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 3 to Jun 8, 2026
- Latest sync
- Jun 2, 2026 6:28 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Jamaica
Sunday looks like the warmest upcoming period in Jamaica at 86 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Friday at about 8 to 14 mph SSW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 2, 2026 6:28 AM 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
Mostly clear, with a low around 57. South southeast wind around 5 mph.
Mostly sunny, with a high near 85. South southwest wind 5 to 12 mph, with gusts as high as 17 mph.
Partly cloudy, with a low around 63. South southwest wind 6 to 9 mph.
Mostly sunny, with a high near 85.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jun 3
|
Sunny
|
82°F |
6 mph
E
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
57°F |
5 mph
SSE
|
|
Thursday
Jun 4
|
Mostly Sunny
|
85°F |
5 to 12 mph
SSW
|
|
Thursday Night
Jun 4
|
Partly Cloudy
|
63°F |
6 to 9 mph
SSW
|
|
Friday
Jun 5
|
Mostly Sunny
|
85°F |
8 to 14 mph
SSW
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
66°F |
8 to 12 mph
SSW
|
|
Saturday
Jun 6
|
Chance Showers And Thunderstorms
|
85°F |
9 to 13 mph
SW
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms
|
67°F |
5 to 10 mph
SSW
|
|
Sunday
Jun 7
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
86°F |
6 mph
SSW
|
|
Sunday Night
Jun 7
|
Chance Showers And Thunderstorms
|
68°F |
6 mph
SE
|
|
Monday
Jun 8
|
Chance Rain Showers
|
86°F |
6 to 10 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jamaica.