Weather Tomorrow in Port St. Lucie, FL
Wednesday, September 9, 2026
Thunderstorms
Precip chance
63%
Wind
0-10 mph
Humidity
85%
Feels like
87–78°F
Rain forecast
Rain likely starts around 6 PM and may continue until 11 PM. Peak chance: 63% around 7 PM.
Data source: National Weather Service (NOAA) · Updated just now
Tomorrow by Hour
76°Temperature trend89°
| Time | Temp | Condition | Rain % | Wind | ||
|---|---|---|---|---|---|---|
| 4 AM☽ | 79°F | Slight Chance Showers And Thunderstorms | 19% | 0 mph | ||
| 5 AM☽ | 78°F | Slight Chance Showers And Thunderstorms | 17% | 0 mph | ||
| 6 AM☽ | 78°F | Slight Chance Showers And Thunderstorms | 19% | 0 mph | ||
| 7 AM☽ | 77°F | Slight Chance Showers And Thunderstorms | 17% | 0 mph | ||
| 8 AM☽ | 77°F | Slight Chance Showers And Thunderstorms | 15% | 0 mph | ||
| 9 AM☽ | 77°F | Slight Chance Showers And Thunderstorms | 19% | 0 mph | ||
| 10 AM | 76°F | Slight Chance Showers And Thunderstorms | 19% | 0 mph | ||
| 11 AM | 77°F | Slight Chance Showers And Thunderstorms | 16% | 0 mph | ||
| 12 PM | 78°F | Mostly Sunny | 10% | 0 mph | ||
| 1 PM | 82°F | Sunny | 9% | 0 mph | ||
| 2 PM | 86°F | Sunny | 13% | 5 mph ESE | ||
| 3 PM | 87°F | Slight Chance Showers And Thunderstorms | 22% | 5 mph ESE | ||
| 4 PM | 88°F | Slight Chance Showers And Thunderstorms | 20% | 5 mph ESE | ||
| 5 PM | 88°F | Slight Chance Showers And Thunderstorms | 23% | 5 mph E | ||
| 6 PM | 89°F | Showers And Thunderstorms Likely | 56% | 10 mph E | ||
| 7 PM | 87°F | Showers And Thunderstorms Likely | 63% | 10 mph E | ||
| 8 PM | 86°F | Chance Showers And Thunderstorms | 52% | 10 mph E | ||
| 9 PM | 85°F | Chance Showers And Thunderstorms | 41% | 10 mph E | ||
| 10 PM☽ | 83°F | Chance Showers And Thunderstorms | 46% | 5 mph E | ||
| 11 PM☽ | 82°F | Chance Showers And Thunderstorms | 44% | 5 mph E | ||
| 12 AM☽ | 80°F | Mostly Cloudy | 10% | 5 mph E | ||
| 1 AM☽ | 80°F | Mostly Cloudy | 10% | 0 mph | ||
| 2 AM☽ | 80°F | Partly Cloudy | 10% | 0 mph | ||
| 3 AM☽ | 79°F | Partly Cloudy | 10% | 0 mph | ||
Precipitation Timeline
100%
50%
63%
4a10a4p10p
<20%20-50%50-70%>70%
What to Wear Tomorrow
Hot — wear breathable, light clothing
Clothing
- • Light t-shirt or tank top
- • Shorts or light skirt
- • Hat for sun protection
Footwear
Sandals or breathable sneakers
Accessories
- • Umbrella
- • Sunscreen
Conditions
High: 89°F
Low: 76°F
Wind: 0-10 mph
Rain: 63%
Rain expected around 6 PM — carry an umbrella.
Best Time to Be Outside Tomorrow
11 AM – 12 PM
Excellent conditions for outdoor activities (comfortable temp, light wind, daylight)
4a10a4p10p
More for Port St. Lucie, FL
- Will it rain tomorrow in Port St. Lucie?
- What time will it rain tomorrow in Port St. Lucie?
- Weather tomorrow by hour in Port St. Lucie
- Heat index tomorrow by zip code near Port St. Lucie
- Dew point tomorrow by zip code near Port St. Lucie
- Wind chill tomorrow by zip code near Port St. Lucie
- Snow forecast tomorrow by zip code near Port St. Lucie
- What to wear tomorrow in Port St. Lucie
- Best time to be outside tomorrow in Port St. Lucie
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Frequently Asked Questions
What is the weather forecast for tomorrow in Port St. Lucie, FL?
Tomorrow in Port St. Lucie: High of 89°F, Low of 76°F. Thunderstorms with 63% chance of precipitation. Wind 0-10 mph.
Will it rain tomorrow in Port St. Lucie?
Rain likely starts around 6 PM and may continue until 11 PM. Peak chance: 63% around 7 PM.
What should I wear tomorrow in Port St. Lucie?
With a high of 89°F and low of 76°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA), which provides some of the most accurate weather predictions available. Tomorrow forecasts are generally 80-90% accurate, with accuracy decreasing the further out you look. Data is refreshed every 30 minutes.