Saint Lucie County, FL Weather Forecast
County weather hub
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 before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Partly sunny, with a high near 87. West wind 0 to 5 mph. Chance of precipitation is 90%.
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
- Oct 8 to Oct 12, 2026
- Latest sync
- Oct 5, 2026 8:00 PM EDT
- Forecast office
- MLB
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Lucie County
Saturday looks like the warmest upcoming period in Saint Lucie County at 89 degrees F.
Thursday Night is the coolest period ahead with temperatures near 71 degrees F.
The strongest winds are forecast for Saturday at about 5 to 10 mph ESE.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 5, 2026 8:00 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
Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 71. East northeast wind 0 to 5 mph. Chance of precipitation is 90%.
A chance of showers and thunderstorms before 2pm, then showers and thunderstorms. Partly sunny, with a high near 88. Southeast wind 0 to 5 mph. Chance of precipitation is 80%.
Showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. East southeast wind 0 to 5 mph. Chance of precipitation is 80%.
A chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms likely. Mostly sunny, with a high near 89. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.
A chance of showers and thunderstorms before 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 89. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely before 8pm. Mostly cloudy, with a low around 73. South southeast wind 0 to 10 mph. Chance of precipitation is 60%.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. South wind 0 to 5 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Oct 8
|
Chance Showers And Thunderstorms
|
87°F |
0 to 5 mph
W
|
|
Thursday Night
Oct 8
|
Showers And Thunderstorms then Chance Showers And Thunderstorms
|
71°F |
0 to 5 mph
ENE
|
|
Friday
Oct 9
|
Chance Showers And Thunderstorms
|
88°F |
0 to 5 mph
SE
|
|
Friday Night
Oct 9
|
Showers And Thunderstorms
|
73°F |
0 to 5 mph
ESE
|
|
Saturday
Oct 10
|
Chance Showers And Thunderstorms
|
89°F |
5 to 10 mph
ESE
|
|
Saturday Night
Oct 10
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
74°F |
5 to 10 mph
SE
|
|
Sunday
Oct 11
|
Chance Showers And Thunderstorms
|
89°F |
5 to 10 mph
SSE
|
|
Sunday Night
Oct 11
|
Showers And Thunderstorms Likely then Mostly Cloudy
|
73°F |
0 to 10 mph
SSE
|
|
Columbus Day
Oct 12
|
Mostly Sunny then Chance Showers And Thunderstorms
|
89°F |
0 to 5 mph
S
|
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.
