St. Petersburg, FL Hourly Forecast
St. Petersburg temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 4 PM - around 86°
- Coolest hour: 1 PM - around 74°
- Highest rain chance: 1 PM (91%) - pack accordingly
- UV peak: 2 PM at index 10 - sun protection recommended
- Windiest: 6 PM at 17 mph
St. Petersburg hourly weather - Friday, July 17
In St. Petersburg, expect a high near 86°F (30°C) around 4 PM and a low of 74°F (24°C) near 1 PM; precipitation risk peaks at 91% around 1 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 1 PM | Patchy rain nearby | 74° | 62° | 91% | 9 mph NNW | 95% | 9 | |
| 2 PM | Patchy rain nearby | 83° | 94° | 47% | 7 mph WNW | 87% | 10 | |
| 3 PM | Sunny | 84° | 96° | 12% | 10 mph WNW | 86% | 8 | |
| 4 PM | Sunny | 86° | 103° | 11% | 11 mph WNW | 86% | 6 | |
| 5 PM | Sunny | 82° | 91° | 12% | 13 mph WNW | 84% | 4 | |
| 6 PM | Partly Cloudy | 82° | 90° | 13% | 17 mph WNW | 85% | 2 | |
| 7 PM | Partly Cloudy | 81° | 88° | 16% | 14 mph WSW | 85% | 0 | |
| 8 PM | Sunny | 80° | 85° | 15% | 9 mph NNE | 89% | 0 | |
| 9 PM | Clear | 79° | 75° | 12% | 17 mph NNE | 88% | 0 | |
| 10 PM | Clear | 79° | 71° | 12% | 16 mph N | 87% | 0 | |
| 11 PM | Clear | 78° | 70° | 11% | 12 mph NNE | 86% | 0 |
St. Petersburg hourly weather - Saturday, July 18
In St. Petersburg, expect a high near 87°F (30°C) around 2 PM and a low of 77°F (25°C) near 1 AM; precipitation risk peaks at 21% around 1 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 78° | 69° | 11% | 6 mph NNE | 84% | 0 | |
| 1 AM | Clear | 77° | 66° | 12% | 7 mph NW | 87% | 0 | |
| 2 AM | Clear | 79° | 76° | 6% | 5 mph N | 70% | 0 | |
| 3 AM | Clear | 79° | 75° | 6% | 5 mph E | 70% | 0 | |
| 4 AM | Clear | 79° | 75° | 7% | 3 mph SSE | 71% | 0 | |
| 5 AM | Clear | 79° | 76° | 7% | 3 mph SSE | 71% | 0 | |
| 6 AM | Clear | 79° | 77° | 7% | 3 mph SSW | 71% | 0 | |
| 7 AM | Sunny | 80° | 79° | 7% | 3 mph S | 71% | 0 | |
| 8 AM | Sunny | 80° | 82° | 7% | 4 mph SSE | 70% | 0 | |
| 9 AM | Sunny | 81° | 85° | 6% | 7 mph S | 70% | 1 | |
| 10 AM | Sunny | 83° | 87° | 6% | 8 mph S | 69% | 3 | |
| 11 AM | Partly Cloudy | 84° | 90° | 8% | 9 mph S | 68% | 4 | |
| 12 PM | Patchy rain nearby | 86° | 92° | 10% | 11 mph S | 64% | 5 | |
| 1 PM | Patchy rain nearby | 86° | 92° | 21% | 12 mph S | 61% | 6 | |
| 2 PM | Partly Cloudy | 87° | 92° | 6% | 14 mph SSW | 60% | 4 | |
| 3 PM | Partly Cloudy | 86° | 92° | 9% | 15 mph SSW | 61% | 2 | |
| 4 PM | Partly Cloudy | 86° | 92° | 7% | 15 mph SSW | 61% | 1 | |
| 5 PM | Partly Cloudy | 86° | 92° | 7% | 15 mph SSW | 62% | 1 | |
| 6 PM | Partly Cloudy | 86° | 91° | 8% | 14 mph SSW | 63% | 1 | |
| 7 PM | Partly Cloudy | 85° | 91° | 9% | 14 mph SSW | 64% | 0 | |
| 8 PM | Partly Cloudy | 84° | 90° | 6% | 12 mph SSW | 65% | 0 | |
| 9 PM | Partly Cloudy | 84° | 89° | 7% | 11 mph S | 65% | 0 | |
| 10 PM | Cloudy | 84° | 89° | 12% | 12 mph S | 67% | 0 | |
| 11 PM | Partly Cloudy | 84° | 89° | 7% | 11 mph S | 68% | 0 |
St. Petersburg hourly weather - Sunday, July 19
In St. Petersburg, expect a high near 84°F (29°C) around 5 PM and a low of 82°F (28°C) near 7 AM; precipitation risk peaks at 72% around 9 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Partly Cloudy | 84° | 90° | 8% | 11 mph S | 69% | 0 | |
| 1 AM | Partly Cloudy | 84° | 90° | 8% | 12 mph S | 69% | 0 | |
| 2 AM | Partly Cloudy | 84° | 90° | 10% | 12 mph S | 71% | 0 | |
| 3 AM | Patchy rain nearby | 83° | 90° | 15% | 12 mph S | 72% | 0 | |
| 4 AM | Light rain shower | 83° | 89° | 21% | 13 mph S | 73% | 0 | |
| 5 AM | Light rain shower | 82° | 88° | 57% | 12 mph S | 74% | 0 | |
| 6 AM | Light rain shower | 82° | 88° | 57% | 13 mph S | 75% | 0 | |
| 7 AM | Light rain shower | 82° | 87° | 61% | 14 mph S | 76% | 0 | |
| 8 AM | Light rain shower | 82° | 87° | 62% | 15 mph S | 75% | 0 | |
| 9 AM | Moderate or heavy rain shower | 82° | 87° | 72% | 15 mph S | 74% | 1 | |
| 10 AM | Moderate or heavy rain shower | 83° | 88° | 69% | 17 mph S | 72% | 3 | |
| 11 AM | Patchy rain nearby | 83° | 89° | 57% | 17 mph S | 71% | 6 | |
| 12 PM | Light rain shower | 84° | 90° | 59% | 18 mph S | 70% | 7 | |
| 1 PM | Light rain shower | 84° | 90° | 43% | 19 mph S | 69% | 6 | |
| 2 PM | Light rain shower | 84° | 90° | 62% | 17 mph SSW | 69% | 4 | |
| 3 PM | Light rain shower | 84° | 91° | 57% | 16 mph SSW | 69% | 4 | |
| 4 PM | Light rain shower | 84° | 91° | 57% | 16 mph SSW | 69% | 2 | |
| 5 PM | Patchy rain nearby | 84° | 91° | 36% | 16 mph SSW | 68% | 2 | |
| 6 PM | Light rain shower | 84° | 91° | 57% | 16 mph SSW | 68% | 1 | |
| 7 PM | Light rain shower | 84° | 91° | 23% | 15 mph SSW | 69% | 0 | |
| 8 PM | Partly Cloudy | 84° | 91° | 10% | 15 mph SSW | 68% | 0 | |
| 9 PM | Partly Cloudy | 84° | 91° | 9% | 14 mph SSW | 69% | 0 | |
| 10 PM | Partly Cloudy | 84° | 91° | 8% | 15 mph SSW | 69% | 0 | |
| 11 PM | Partly Cloudy | 84° | 91° | 9% | 14 mph SW | 69% | 0 |
Quick answers for the hours ahead
What is the warmest hour in St. Petersburg today?
Will it rain in St. Petersburg tonight?
When is the UV index highest in St. Petersburg today?
St. Petersburg hour-by-hour: what to expect
Over the next 24 hours in St. Petersburg, temperatures range from 74°F (24°C) around 1 PM up to 86°F (30°C) near 4 PM - right in line with the typical July high of 88°F (31°C).
Precipitation is a real possibility: the chance of rain peaks at 91% around 1 PM. Wind picks up to 17 mph (27 km/h) from the WNW near 6 PM. UV reaches 10 (2 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the St. Petersburg 14-day forecast or the monthly climate averages.