Jupiter Island, FL Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Jupiter Island, FL in one place.
Partly sunny, with a high near 78. East wind 5 to 10 mph.
Local Weather Overview
This forecast page for Jupiter Island, FL 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 21, 2026 6:35 PM EDT.
The active forecast window currently covers Apr 23 to Apr 27, 2026 for Jupiter Island, FL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 23 to Apr 27, 2026
- Latest sync
- Apr 21, 2026 6:35 PM EDT
- Forecast office
- MLB
- Source
- NOAA / NWS
Daily Outlook
This Week in Jupiter Island
Sunday looks like the warmest upcoming period in Jupiter Island at 84 degrees F.
Thursday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Thursday at about 5 to 10 mph E.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 21, 2026 6:35 PM EDT
- Coverage
- 5 days
- Time zone
- America/New_York
- Forecast office
- MLB
- Radar station
- KMLB
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 66. East southeast wind 5 to 10 mph.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. East southeast wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. Southeast wind 0 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. South southeast wind 0 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. South wind around 5 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. South southwest wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69. South southwest wind around 5 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83. South southwest wind 0 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. Southeast wind 5 to 10 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 23
|
Partly Sunny
|
78°F |
5 to 10 mph
E
|
|
Thursday Night
Apr 23
|
Mostly Cloudy
|
66°F |
5 to 10 mph
ESE
|
|
Friday
Apr 24
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
80°F |
5 to 10 mph
ESE
|
|
Friday Night
Apr 24
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
67°F |
0 to 10 mph
SE
|
|
Saturday
Apr 25
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
82°F |
0 to 10 mph
SSE
|
|
Saturday Night
Apr 25
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
68°F |
5 mph
S
|
|
Sunday
Apr 26
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
84°F |
5 to 10 mph
SSW
|
|
Sunday Night
Apr 26
|
Slight Chance Showers And Thunderstorms
|
69°F |
5 mph
SSW
|
|
Monday
Apr 27
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
83°F |
0 to 10 mph
SSW
|
|
Monday Night
Apr 27
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
70°F |
5 to 10 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jupiter Island.