Saint Petersburg, Russia 14-Day Forecast
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61°
Patchy rain nearby right now
Today: high 69°, low 50°
Updated 3 hours ago
Saint Petersburg weather for the next 14 days
Thursday, August 27
Sunny High 67° Low 51°Precipitation
52%
· 0.03 in
Max wind
6 mph
Humidity
84%
UV index
3 - Moderate
Sunrise / sunset
05:42 AM / 08:18 PM
Friday, August 28
Overcast High 66° Low 50°Precipitation
15%
· 0.0 in
Max wind
5 mph
Humidity
73%
UV index
5 - Moderate
Sunrise / sunset
05:45 AM / 08:15 PM
Saturday, August 29
Overcast High 69° Low 54°Precipitation
19%
· 0.0 in
Max wind
11 mph
Humidity
73%
UV index
5 - Moderate
Sunrise / sunset
05:47 AM / 08:12 PM
Sunday, August 30
Patchy rain nearby High 68° Low 56°Precipitation
72%
· 0.08 in
Max wind
13 mph
Humidity
84%
UV index
5 - Moderate
Sunrise / sunset
05:49 AM / 08:09 PM
Monday, August 31
Fog High 68° Low 56°Precipitation
88%
· 0.33 in
Max wind
9 mph
Humidity
88%
UV index
4 - Moderate
Sunrise / sunset
05:52 AM / 08:06 PM
Tuesday, September 1
Mist High 65° Low 58°Precipitation
86%
· 0.16 in
Max wind
8 mph
Humidity
92%
UV index
4 - Moderate
Sunrise / sunset
05:54 AM / 08:03 PM
Wednesday, September 2
Patchy rain nearby High 66° Low 56°Precipitation
69%
· 0.05 in
Max wind
13 mph
Humidity
83%
UV index
4 - Moderate
Sunrise / sunset
05:56 AM / 08:00 PM
Thursday, September 3
Mist High 66° Low 54°Precipitation
86%
· 0.32 in
Max wind
5 mph
Humidity
87%
UV index
4 - Moderate
Sunrise / sunset
05:59 AM / 07:57 PM
Friday, September 4
Light rain shower High 60° Low 53°Precipitation
89%
· 0.59 in
Max wind
14 mph
Humidity
89%
UV index
5 - Moderate
Sunrise / sunset
06:01 AM / 07:54 PM
Saturday, September 5
Patchy rain nearby High 60° Low 52°Precipitation
89%
· 0.48 in
Max wind
18 mph
Humidity
85%
UV index
4 - Moderate
Sunrise / sunset
06:03 AM / 07:51 PM
Sunday, September 6
Light rain shower High 59° Low 52°Precipitation
87%
· 0.66 in
Max wind
20 mph
Humidity
83%
UV index
4 - Moderate
Sunrise / sunset
06:06 AM / 07:48 PM
Monday, September 7
Light rain shower High 58° Low 51°Precipitation
89%
· 0.35 in
Max wind
12 mph
Humidity
90%
UV index
3 - Moderate
Sunrise / sunset
06:08 AM / 07:45 PM
Tuesday, September 8
Overcast High 68° Low 51°Precipitation
34%
· 0.0 in
Max wind
9 mph
Humidity
85%
UV index
5 - Moderate
Sunrise / sunset
06:10 AM / 07:42 PM
Saint Petersburg 14-day outlook: the story
The warmest day of Saint Petersburg's 14-day outlook is Wednesday, August 26 with a high near 69°F (21°C); the coolest night comes Wednesday, August 26, dipping to 50°F (10°C). The trend points cooler: week two runs about 5°F below week one. Highs over the next two weeks average 67°F (20°C), right in line with the typical August high of 69°F (21°C).
Precipitation is most likely on Thursday 27, Sunday 30, Monday 31, Tuesday 1 and beyond; the wettest day looks like Sunday, September 6 with about 0.66 in (16.9 mm) expected. For the weekend, expect Saturday 69°F (21°C) and overcast / Sunday 68°F (20°C) and patchy rain nearby.
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 10 of the next 14 days, peaking around Sunday, September 6.
What will be the warmest day in Saint Petersburg over the next 14 days?
Wednesday, August 26, with a forecast high near 69°F (21°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