Saint Petersburg, Russia 14-Day Forecast
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54°
Mist right now
Today: high 65°, low 54°
Updated 2 hours ago
Saint Petersburg weather for the next 14 days
Wednesday, August 19
Light rain shower High 58° Low 54°Precipitation
93%
· 1.41 in
Max wind
16 mph
Humidity
92%
UV index
0 - Low
Sunrise / sunset
05:23 AM / 08:41 PM
Thursday, August 20
Overcast High 68° Low 54°Precipitation
41%
· 0.02 in
Max wind
12 mph
Humidity
67%
UV index
4 - Moderate
Sunrise / sunset
05:26 AM / 08:38 PM
Friday, August 21
Patchy rain nearby High 66° Low 52°Precipitation
83%
· 0.27 in
Max wind
11 mph
Humidity
82%
UV index
3 - Moderate
Sunrise / sunset
05:28 AM / 08:35 PM
Saturday, August 22
Sunny High 66° Low 54°Precipitation
71%
· 0.12 in
Max wind
8 mph
Humidity
83%
UV index
5 - Moderate
Sunrise / sunset
05:30 AM / 08:32 PM
Sunday, August 23
Sunny High 66° Low 53°Precipitation
11%
· 0.0 in
Max wind
11 mph
Humidity
78%
UV index
5 - Moderate
Sunrise / sunset
05:33 AM / 08:29 PM
Monday, August 24
Sunny High 71° Low 53°Precipitation
36%
· 0.01 in
Max wind
6 mph
Humidity
74%
UV index
5 - Moderate
Sunrise / sunset
05:35 AM / 08:26 PM
Tuesday, August 25
Light rain shower High 56° Low 54°Precipitation
93%
· 0.41 in
Max wind
11 mph
Humidity
96%
UV index
3 - Moderate
Sunrise / sunset
05:37 AM / 08:23 PM
Wednesday, August 26
Overcast High 57° Low 52°Precipitation
23%
· 0.0 in
Max wind
19 mph
Humidity
73%
UV index
3 - Moderate
Sunrise / sunset
05:40 AM / 08:21 PM
Thursday, August 27
Overcast High 57° Low 49°Precipitation
11%
· 0.0 in
Max wind
18 mph
Humidity
66%
UV index
4 - Moderate
Sunrise / sunset
05:42 AM / 08:18 PM
Friday, August 28
Overcast High 56° Low 48°Precipitation
11%
· 0.0 in
Max wind
12 mph
Humidity
63%
UV index
4 - Moderate
Sunrise / sunset
05:45 AM / 08:15 PM
Saturday, August 29
Patchy rain nearby High 59° Low 46°Precipitation
22%
· 0.01 in
Max wind
6 mph
Humidity
73%
UV index
4 - Moderate
Sunrise / sunset
05:47 AM / 08:12 PM
Sunday, August 30
Sunny High 64° Low 43°Precipitation
8%
· 0.0 in
Max wind
5 mph
Humidity
66%
UV index
5 - Moderate
Sunrise / sunset
05:49 AM / 08:09 PM
Monday, August 31
Overcast High 65° Low 52°Precipitation
14%
· 0.0 in
Max wind
5 mph
Humidity
65%
UV index
4 - Moderate
Sunrise / sunset
05:52 AM / 08:06 PM
Saint Petersburg 14-day outlook: the story
The warmest day of Saint Petersburg's 14-day outlook is Monday, August 24 with a high near 71°F (22°C); the coolest night comes Sunday, August 30, dipping to 43°F (6°C). The trend points cooler: week two runs about 7°F below week one. Highs over the next two weeks average 66°F (19°C), about 3°F (2°C) below the typical August high of 69°F (21°C).
Precipitation is most likely on Tuesday 18, Wednesday 19, Friday 21, Saturday 22 and beyond; the wettest day looks like Wednesday, August 19 with about 1.41 in (35.8 mm) expected. For the weekend, expect Saturday 66°F (19°C) and sunny / Sunday 66°F (19°C) and sunny.
For typical conditions month by month, see the Saint Petersburg climate & average temperatures guide.
Saint Petersburg forecast questions
Will it rain in Saint Petersburg this week?
The forecast currently shows meaningful precipitation chances on 5 of the next 14 days, peaking around Wednesday, August 19.
What will be the warmest day in Saint Petersburg over the next 14 days?
Monday, August 24, with a forecast high near 71°F (22°C).
How accurate is a 14-day forecast for Saint 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 Saint Petersburg by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 26° | 18° | 14 | 1.9 in | 1.3 h/day | 87% |
| February | 29° | 20° | 12 | 1.8 in | 2.9 h/day | 86% |
| March | 36° | 24° | 10 | 1.6 in | 6.6 h/day | 81% |
| April | 46° | 32° | 12 | 2.1 in | 9.4 h/day | 76% |
| May | 59° | 44° | 10 | 1.8 in | 12.8 h/day | 68% |
| June | 69° | 55° | 10 | 2.2 in | 14.6 h/day | 68% |
| July | 71° | 59° | 16 | 3.7 in | 12.8 h/day | 75% |
| August | 69° | 57° | 14 | 4.3 in | 11.1 h/day | 78% |
| September | 60° | 50° | 12 | 2.5 in | 8.1 h/day | 81% |
| October | 47° | 39° | 14 | 2.8 in | 4.8 h/day | 85% |
| November | 37° | 31° | 13 | 2.2 in | 1.6 h/day | 88% |
| December | 31° | 24° | 15 | 2.2 in | 0.9 h/day | 88% |
14-day forecasts nearby