St. Petersburg, FL 14-Day Forecast
Florida, United States 🇺🇸
74°
Patchy rain nearby right now
Today: high 86°, low 73°
Updated just now
St. Petersburg weather for the next 14 days
Saturday, July 18
Sunny High 87° Low 77°Precipitation
17%
· 0.01 in
Max wind
15 mph
Humidity
68%
UV index
6 - Moderate
Sunrise / sunset
06:46 AM / 08:27 PM
Sunday, July 19
Light rain shower High 84° Low 82°Precipitation
75%
· 0.88 in
Max wind
19 mph
Humidity
71%
UV index
7 - High
Sunrise / sunset
06:46 AM / 08:27 PM
Monday, July 20
Patchy rain nearby High 87° Low 83°Precipitation
63%
· 0.15 in
Max wind
16 mph
Humidity
68%
UV index
7 - High
Sunrise / sunset
06:47 AM / 08:26 PM
Tuesday, July 21
Partly Cloudy High 87° Low 83°Precipitation
62%
· 0.14 in
Max wind
14 mph
Humidity
68%
UV index
8 - Very High
Sunrise / sunset
06:47 AM / 08:26 PM
Wednesday, July 22
Patchy rain nearby High 86° Low 82°Precipitation
73%
· 0.62 in
Max wind
11 mph
Humidity
69%
UV index
7 - High
Sunrise / sunset
06:48 AM / 08:26 PM
Thursday, July 23
Sunny High 86° Low 84°Precipitation
57%
· 0.12 in
Max wind
10 mph
Humidity
65%
UV index
8 - Very High
Sunrise / sunset
06:48 AM / 08:25 PM
Friday, July 24
Sunny High 88° Low 83°Precipitation
57%
· 0.07 in
Max wind
12 mph
Humidity
67%
UV index
8 - Very High
Sunrise / sunset
06:49 AM / 08:25 PM
Saturday, July 25
Sunny High 88° Low 82°Precipitation
57%
· 0.13 in
Max wind
12 mph
Humidity
66%
UV index
8 - Very High
Sunrise / sunset
06:50 AM / 08:24 PM
Sunday, July 26
Sunny High 87° Low 83°Precipitation
58%
· 0.15 in
Max wind
12 mph
Humidity
67%
UV index
8 - Very High
Sunrise / sunset
06:50 AM / 08:24 PM
Monday, July 27
Partly Cloudy High 86° Low 84°Precipitation
72%
· 0.47 in
Max wind
14 mph
Humidity
68%
UV index
7 - High
Sunrise / sunset
06:51 AM / 08:23 PM
Tuesday, July 28
Patchy rain nearby High 87° Low 84°Precipitation
73%
· 0.42 in
Max wind
16 mph
Humidity
67%
UV index
7 - High
Sunrise / sunset
06:51 AM / 08:22 PM
Wednesday, July 29
Patchy rain nearby High 86° Low 82°Precipitation
76%
· 0.54 in
Max wind
12 mph
Humidity
70%
UV index
8 - Very High
Sunrise / sunset
06:52 AM / 08:22 PM
Thursday, July 30
Sunny High 87° Low 82°Precipitation
61%
· 0.18 in
Max wind
10 mph
Humidity
68%
UV index
8 - Very High
Sunrise / sunset
06:52 AM / 08:21 PM
St. Petersburg 14-day outlook: the story
The warmest day of St. Petersburg's 14-day outlook is Saturday, July 25 with a high near 88°F (31°C); the coolest night comes Friday, July 17, dipping to 73°F (23°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 86°F (30°C), right in line with the typical July high of 88°F (31°C).
Precipitation is most likely on Friday 17, Sunday 19, Monday 20, Tuesday 21 and beyond; the wettest day looks like Friday, July 17 with about 2.49 in (63.1 mm) expected. For the weekend, expect Saturday 87°F (30°C) and sunny / Sunday 84°F (29°C) and light rain shower.
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 13 of the next 14 days, peaking around Friday, July 17.
What will be the warmest day in St. Petersburg over the next 14 days?
Saturday, July 25, with a forecast high near 88°F (31°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