St. Petersburg, FL 14-Day Forecast
Florida, United States 🇺🇸
92°
Sunny right now
Today: high 92°, low 75°
Updated 12 min ago
St. Petersburg weather for the next 14 days
Friday, August 7
Sunny High 89° Low 76°Precipitation
57%
· 0.07 in
Max wind
17 mph
Humidity
73%
UV index
11 - Extreme
Sunrise / sunset
06:57 AM / 08:15 PM
Saturday, August 8
Sunny High 88° Low 81°Precipitation
70%
· 0.33 in
Max wind
14 mph
Humidity
72%
UV index
11 - Extreme
Sunrise / sunset
06:57 AM / 08:15 PM
Sunday, August 9
Sunny High 88° Low 81°Precipitation
67%
· 0.21 in
Max wind
14 mph
Humidity
71%
UV index
11 - Extreme
Sunrise / sunset
06:58 AM / 08:14 PM
Monday, August 10
Sunny High 88° Low 81°Precipitation
57%
· 0.05 in
Max wind
14 mph
Humidity
70%
UV index
8 - Very High
Sunrise / sunset
06:58 AM / 08:13 PM
Tuesday, August 11
Sunny High 88° Low 82°Precipitation
17%
· 0.0 in
Max wind
11 mph
Humidity
70%
UV index
8 - Very High
Sunrise / sunset
06:59 AM / 08:12 PM
Wednesday, August 12
Sunny High 88° Low 84°Precipitation
5%
· 0.0 in
Max wind
12 mph
Humidity
67%
UV index
8 - Very High
Sunrise / sunset
06:59 AM / 08:11 PM
Thursday, August 13
Sunny High 88° Low 84°Precipitation
4%
· 0.0 in
Max wind
13 mph
Humidity
65%
UV index
8 - Very High
Sunrise / sunset
07:00 AM / 08:10 PM
Friday, August 14
Sunny High 90° Low 84°Precipitation
5%
· 0.0 in
Max wind
13 mph
Humidity
63%
UV index
8 - Very High
Sunrise / sunset
07:00 AM / 08:10 PM
Saturday, August 15
Sunny High 88° Low 83°Precipitation
5%
· 0.0 in
Max wind
9 mph
Humidity
65%
UV index
8 - Very High
Sunrise / sunset
07:01 AM / 08:09 PM
Sunday, August 16
Sunny High 89° Low 80°Precipitation
6%
· 0.0 in
Max wind
17 mph
Humidity
70%
UV index
8 - Very High
Sunrise / sunset
07:01 AM / 08:08 PM
Monday, August 17
Sunny High 88° Low 81°Precipitation
61%
· 0.17 in
Max wind
15 mph
Humidity
70%
UV index
8 - Very High
Sunrise / sunset
07:02 AM / 08:07 PM
Tuesday, August 18
Sunny High 88° Low 81°Precipitation
36%
· 0.02 in
Max wind
11 mph
Humidity
67%
UV index
8 - Very High
Sunrise / sunset
07:02 AM / 08:06 PM
Wednesday, August 19
Sunny High 91° Low 80°Precipitation
60%
· 0.21 in
Max wind
12 mph
Humidity
65%
UV index
8 - Very High
Sunrise / sunset
07:03 AM / 08:05 PM
St. Petersburg 14-day outlook: the story
The warmest day of St. Petersburg's 14-day outlook is Thursday, August 6 with a high near 92°F (33°C); the coolest night comes Thursday, August 6, dipping to 75°F (24°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 89°F (32°C), right in line with the typical August high of 87°F (31°C).
Precipitation is most likely on Thursday 6, Friday 7, Saturday 8, Sunday 9 and beyond; the wettest day looks like Saturday, August 8 with about 0.33 in (8.4 mm) expected. For the weekend, expect Saturday 88°F (31°C) and sunny / Sunday 88°F (31°C) and sunny.
For typical conditions month by month, see the St. Petersburg climate & average temperatures guide.
St. Petersburg forecast questions
Will it rain in St. Petersburg this week?
The forecast currently shows meaningful precipitation chances on 7 of the next 14 days, peaking around Saturday, August 8.
What will be the warmest day in St. Petersburg over the next 14 days?
Thursday, August 6, with a forecast high near 92°F (33°C).
How accurate is a 14-day forecast for St. Petersburg?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in St. Petersburg by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 68° | 55° | 8 | 2.9 in | 8.5 h/day | 75% |
| February | 72° | 59° | 6 | 2.0 in | 9.6 h/day | 78% |
| March | 76° | 63° | 6 | 1.8 in | 10.4 h/day | 73% |
| April | 80° | 67° | 8 | 2.6 in | 11.5 h/day | 71% |
| May | 85° | 72° | 10 | 3.2 in | 12.0 h/day | 70% |
| June | 87° | 76° | 21 | 6.5 in | 11.2 h/day | 78% |
| July | 88° | 78° | 25 | 6.8 in | 10.9 h/day | 78% |
| August | 87° | 78° | 25 | 8.5 in | 10.4 h/day | 79% |
| September | 86° | 76° | 20 | 6.8 in | 10.0 h/day | 79% |
| October | 83° | 71° | 9 | 3.5 in | 9.9 h/day | 74% |
| November | 77° | 65° | 6 | 2.0 in | 9.1 h/day | 74% |
| December | 72° | 60° | 6 | 3.0 in | 8.5 h/day | 78% |
14-day forecasts nearby