Weather Tomorrow in St. Petersburg, FL
Saturday, September 12, 2026
Clear
Precip chance
62%
Wind
3-7 mph
Humidity
83%
Feels like
87–80°F
Rain forecast
Rain likely starts around 8 PM and may continue until 11 PM. Peak chance: 62% around 10 PM.
Data source: National Weather Service (NOAA) · Updated 6 min ago
Tomorrow by Hour
78°Temperature trend89°
| Time | Temp | Condition | Rain % | Wind | ||
|---|---|---|---|---|---|---|
| 4 AM☽ | 80°F | Partly Cloudy | 8% | 6 mph SE | ||
| 5 AM☽ | 80°F | Partly Cloudy | 4% | 6 mph SE | ||
| 6 AM☽ | 79°F | Mostly Clear | 5% | 7 mph SE | ||
| 7 AM☽ | 79°F | Mostly Clear | 6% | 7 mph SE | ||
| 8 AM☽ | 79°F | Mostly Clear | 5% | 7 mph SE | ||
| 9 AM☽ | 78°F | Mostly Clear | 10% | 7 mph SE | ||
| 10 AM | 78°F | Sunny | 5% | 7 mph SE | ||
| 11 AM | 78°F | Sunny | 10% | 7 mph SE | ||
| 12 PM | 79°F | Sunny | 12% | 6 mph SE | ||
| 1 PM | 81°F | Sunny | 8% | 6 mph SE | ||
| 2 PM | 84°F | Sunny | 12% | 6 mph SE | ||
| 3 PM | 86°F | Sunny | 3% | 6 mph SSE | ||
| 4 PM | 87°F | Sunny | 4% | 5 mph SSE | ||
| 5 PM | 88°F | Sunny | 10% | 5 mph S | ||
| 6 PM | 89°F | Scattered Showers And Thunderstorms | 35% | 5 mph SSW | ||
| 7 PM | 88°F | Scattered Showers And Thunderstorms | 33% | 3 mph SW | ||
| 8 PM | 88°F | Scattered Showers And Thunderstorms | 52% | 5 mph SW | ||
| 9 PM | 87°F | Chance Showers And Thunderstorms | 57% | 5 mph WSW | ||
| 10 PM☽ | 85°F | Chance Showers And Thunderstorms | 62% | 5 mph W | ||
| 11 PM☽ | 84°F | Chance Showers And Thunderstorms | 58% | 5 mph W | ||
| 12 AM☽ | 83°F | Scattered Showers And Thunderstorms | 28% | 5 mph NW | ||
| 1 AM☽ | 82°F | Scattered Showers And Thunderstorms | 28% | 3 mph N | ||
| 2 AM☽ | 81°F | Scattered Showers And Thunderstorms | 28% | 5 mph NE | ||
| 3 AM☽ | 80°F | Scattered Showers And Thunderstorms | 28% | 5 mph ESE | ||
Precipitation Timeline
100%
50%
62%
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: 78°F
Wind: 3-7 mph
Rain: 62%
Rain expected around 8 PM — carry an umbrella.
Best Time to Be Outside Tomorrow
10 AM – 11 AM
Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)
4a10a4p10p
More for St. Petersburg, FL
- Will it rain tomorrow in St. Petersburg?
- What time will it rain tomorrow in St. Petersburg?
- Weather tomorrow by hour in St. Petersburg
- Heat index tomorrow by zip code near St. Petersburg
- Dew point tomorrow by zip code near St. Petersburg
- Wind chill tomorrow by zip code near St. Petersburg
- Snow forecast tomorrow by zip code near St. Petersburg
- What to wear tomorrow in St. Petersburg
- Best time to be outside tomorrow in St. Petersburg
Forecast by ZIP in St. Petersburg
More cities in Florida
Frequently Asked Questions
What is the weather forecast for tomorrow in St. Petersburg, FL?
Tomorrow in St. Petersburg: High of 89°F, Low of 78°F. Clear with 62% chance of precipitation. Wind 3-7 mph.
Will it rain tomorrow in St. Petersburg?
Rain likely starts around 8 PM and may continue until 11 PM. Peak chance: 62% around 10 PM.
What should I wear tomorrow in St. Petersburg?
With a high of 89°F and low of 78°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.