St. Petersburg, FL Hourly Forecast

Florida, United States 🇺🇸
81°
Partly Cloudy Feels like 89°
Updated 1 hour ago

St. Petersburg temperature trend - Next 24 hours

81° 9 AM 9 AM - 81°F (27°C), Partly Cloudy, 17% precip 10 AM - 82°F (28°C), Partly Cloudy, 16% precip 11 AM - 86°F (30°C), Partly Cloudy, 14% precip 88° 12 PM 12 PM - 88°F (31°C), Sunny, 11% precip 1 PM - 89°F (32°C), Sunny, 9% precip 2 PM - 90°F (32°C), Sunny 90° 3 PM 3 PM - 90°F (32°C), Sunny 4 PM - 90°F (32°C), Sunny 5 PM - 90°F (32°C), Partly Cloudy 89° 6 PM 6 PM - 89°F (32°C), Partly Cloudy, 6% precip 7 PM - 88°F (31°C), Sunny, 5% precip 8 PM - 87°F (30°C), Patchy rain nearby, 39% precip 86° 9 PM 9 PM - 86°F (30°C), Moderate rain at times, 68% precip 10 PM - 87°F (30°C), Patchy rain nearby, 25% precip 11 PM - 87°F (31°C), Clear, 5% precip 87° 12 AM 12 AM - 87°F (31°C), Patchy rain nearby, 22% precip 1 AM - 86°F (30°C), Patchy rain nearby, 26% precip 2 AM - 86°F (30°C), Partly Cloudy, 6% precip 86° 3 AM 3 AM - 86°F (30°C), Clear, 6% precip 4 AM - 85°F (30°C), Clear, 6% precip 5 AM - 85°F (29°C), Clear, 6% precip 84° 6 AM 6 AM - 84°F (29°C), Clear, 6% precip 7 AM - 84°F (29°C), Clear, 7% precip 8 AM - 83°F (28°C), Sunny, 6% precip

The next 24 hours at a glance

  • Warmest hour: 5 PM - around 90°
  • Coolest hour: 9 AM - around 81°
  • Highest rain chance: 9 PM (68%) - pack accordingly
  • UV peak: 1 PM at index 11 - sun protection recommended
  • Windiest: 6 PM at 12 mph

St. Petersburg hourly weather - Saturday, August 15

In St. Petersburg, expect a high near 90°F (32°C) around 5 PM and a low of 81°F (27°C) near 9 AM; precipitation risk peaks at 68% around 9 PM.

TimeConditionsTemp FeelsRainWind HumidityUV
9 AM Partly Cloudy 81° 89° 17% 7 mph ESE 93% 2
10 AM Partly Cloudy 82° 93° 16% 8 mph SE 90% 4
11 AM Partly Cloudy 86° 101° 14% 6 mph SE 86% 6
12 PM Sunny 88° 102° 11% 4 mph SE 82% 9
1 PM Sunny 89° 104° 9% 2 mph SSE 76% 11
2 PM Sunny 90° 97° 3% 2 mph SW 56% 11
3 PM Sunny 90° 97° 3% 4 mph WSW 56% 9
4 PM Sunny 90° 98° 3% 8 mph WSW 57% 7
5 PM Partly Cloudy 90° 99° 4% 9 mph W 58% 4
6 PM Partly Cloudy 89° 99° 6% 12 mph SW 62% 2
7 PM Sunny 88° 98° 5% 10 mph SW 68% 0
8 PM Patchy rain nearby 87° 97° 39% 10 mph WSW 70% 0
9 PM Moderate rain at times 86° 95° 68% 5 mph W 69% 0
10 PM Patchy rain nearby 87° 95° 25% 3 mph NW 66% 0
11 PM Clear 87° 96° 5% 3 mph WNW 66% 0

St. Petersburg hourly weather - Sunday, August 16

In St. Petersburg, expect a high near 88°F (31°C) around 5 PM and a low of 83°F (28°C) near 8 AM; precipitation risk peaks at 26% around 1 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Patchy rain nearby 87° 96° 22% 4 mph NNW 67% 0
1 AM Patchy rain nearby 86° 95° 26% 7 mph NNW 67% 0
2 AM Partly Cloudy 86° 95° 6% 5 mph NNE 67% 0
3 AM Clear 86° 94° 6% 5 mph NE 69% 0
4 AM Clear 85° 93° 6% 4 mph E 70% 0
5 AM Clear 85° 92° 6% 4 mph E 70% 0
6 AM Clear 84° 92° 6% 5 mph ESE 72% 0
7 AM Clear 84° 91° 7% 6 mph SE 73% 0
8 AM Sunny 83° 90° 6% 6 mph SSE 72% 0
9 AM Sunny 84° 90° 5% 5 mph SSE 70% 2
10 AM Sunny 85° 91° 5% 4 mph S 68% 4
11 AM Sunny 86° 92° 4% 4 mph SSW 66% 6
12 PM Patchy rain nearby 86° 94° 14% 5 mph SW 65% 9
1 PM Patchy rain nearby 87° 95° 14% 7 mph SW 66% 11
2 PM Patchy rain nearby 87° 96° 14% 8 mph WSW 66% 11
3 PM Sunny 87° 97° 5% 10 mph WSW 67% 9
4 PM Sunny 88° 98° 4% 11 mph W 66% 6
5 PM Sunny 88° 98° 4% 11 mph W 66% 4
6 PM Sunny 88° 98° 4% 10 mph W 66% 2
7 PM Sunny 87° 97° 5% 10 mph W 68% 0
8 PM Sunny 87° 96° 6% 11 mph W 69% 0
9 PM Clear 86° 96° 5% 10 mph WNW 70% 0
10 PM Clear 86° 95° 5% 9 mph WNW 71% 0
11 PM Clear 86° 95° 6% 9 mph WNW 71% 0

St. Petersburg hourly weather - Monday, August 17

In St. Petersburg, expect a high near 88°F (31°C) around 3 PM and a low of 84°F (29°C) near 7 AM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 86° 94° 6% 9 mph WNW 72% 0
1 AM Clear 85° 94° 6% 9 mph WNW 73% 0
2 AM Clear 85° 94° 7% 10 mph WNW 73% 0
3 AM Clear 85° 93° 7% 10 mph WNW 74% 0
4 AM Clear 85° 93° 7% 9 mph WNW 74% 0
5 AM Clear 84° 93° 7% 7 mph WNW 74% 0
6 AM Clear 84° 92° 7% 6 mph WNW 74% 0
7 AM Clear 84° 92° 8% 5 mph W 74% 0
8 AM Partly Cloudy 84° 92° 9% 6 mph W 74% 0
9 AM Partly Cloudy 85° 93° 9% 7 mph W 73% 2
10 AM Sunny 85° 94° 7% 8 mph W 71% 4
11 AM Sunny 86° 95° 6% 8 mph W 69% 6
12 PM Sunny 87° 96° 5% 9 mph W 68% 9
1 PM Sunny 87° 96° 5% 10 mph W 67% 11
2 PM Sunny 87° 97° 5% 12 mph W 67% 11
3 PM Sunny 88° 98° 4% 12 mph W 66% 9
4 PM Sunny 88° 98° 4% 12 mph W 66% 7
5 PM Sunny 88° 97° 5% 13 mph W 66% 4
6 PM Sunny 87° 96° 5% 12 mph W 67% 2
7 PM Sunny 87° 96° 5% 12 mph W 68% 0
8 PM Sunny 86° 95° 6% 11 mph W 70% 0
9 PM Clear 86° 95° 7% 11 mph W 71% 0
10 PM Clear 85° 94° 7% 11 mph W 72% 0
11 PM Clear 85° 94° 8% 12 mph W 74% 0

Quick answers for the hours ahead

What is the warmest hour in St. Petersburg today?
5 PM is forecast to be the warmest, at about 90°F (32°C) with partly cloudy.
Will it rain in St. Petersburg tonight?
Quite possibly - the chance of precipitation reaches 68% around 9 PM. Keep rain gear handy.
When is the UV index highest in St. Petersburg today?
Around 1 PM, when it reaches 11. From UV 3 upward, sun protection is recommended.

St. Petersburg hour-by-hour: what to expect

Over the next 24 hours in St. Petersburg, temperatures range from 81°F (27°C) around 9 AM up to 90°F (32°C) near 5 PM - about 3°F (2°C) above the typical August high of 87°F (31°C).

Precipitation is a real possibility: the chance of rain peaks at 68% around 9 PM. UV reaches 11 (1 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.

Hourly forecasts nearby