Saint Lucie County, FL Weather Forecast
County weather hub
Sunny then Chance Showers And Thunderstorms
Compare major city weather across Saint Lucie County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. South wind 0 to 5 mph. Chance of precipitation is 50%.
County Weather Overview
This county weather page brings together forecast coverage for Saint Lucie County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 2 of 2 mapped cities in Saint Lucie County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 23 to Aug 27, 2026
- Latest sync
- Aug 21, 2026 5:42 PM EDT
- Forecast office
- MLB
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Lucie County
Sunday looks like the warmest upcoming period in Saint Lucie County at 93 degrees F.
Sunday Night is the coolest period ahead with temperatures near 75 degrees F.
The strongest winds are forecast for Monday at about 0 to 10 mph SSE.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 21, 2026 5:42 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
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75. South wind 0 to 5 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. South southeast wind 0 to 10 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75. South southeast wind 0 to 5 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. East southeast wind 0 to 10 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75. East southeast wind 0 to 10 mph. Chance of precipitation is 40%.
Showers and thunderstorms likely after 8am. Mostly sunny, with a high near 92. East southeast wind 0 to 10 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely before 2am. Partly cloudy, with a low around 75. East southeast wind 0 to 10 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely after 8am. Mostly sunny, with a high near 92. South southeast wind 0 to 10 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely before 2am. Partly cloudy, with a low around 75. East wind 0 to 5 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Aug 23
|
Sunny then Chance Showers And Thunderstorms
|
93°F |
0 to 5 mph
S
|
|
Sunday Night
Aug 23
|
Chance Showers And Thunderstorms
|
75°F |
0 to 5 mph
S
|
|
Monday
Aug 24
|
Sunny then Chance Showers And Thunderstorms
|
93°F |
0 to 10 mph
SSE
|
|
Monday Night
Aug 24
|
Chance Showers And Thunderstorms then Mostly Clear
|
75°F |
0 to 5 mph
SSE
|
|
Tuesday
Aug 25
|
Sunny then Chance Showers And Thunderstorms
|
92°F |
0 to 10 mph
ESE
|
|
Tuesday Night
Aug 25
|
Chance Showers And Thunderstorms
|
75°F |
0 to 10 mph
ESE
|
|
Wednesday
Aug 26
|
Showers And Thunderstorms Likely
|
92°F |
0 to 10 mph
ESE
|
|
Wednesday Night
Aug 26
|
Showers And Thunderstorms Likely
|
75°F |
0 to 10 mph
ESE
|
|
Thursday
Aug 27
|
Showers And Thunderstorms Likely
|
92°F |
0 to 10 mph
SSE
|
|
Thursday Night
Aug 27
|
Showers And Thunderstorms Likely
|
75°F |
0 to 5 mph
E
|
Major City Forecasts
Live forecast snapshots for major cities across Saint Lucie County.
Coverage
Forecast coverage currently spans 2 of 2 mapped cities in Saint Lucie County.
Largest mapped city population in this region: 209,715.
