Saint Petersburg, Russia 14-Day Forecast
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76°
Sunny right now
Today: high 76°, low 51°
Updated 14 min ago
Saint Petersburg weather for the next 14 days
Saturday, July 18
Sunny High 81° Low 55°Precipitation
2%
· 0.0 in
Max wind
12 mph
Humidity
52%
UV index
6 - Moderate
Sunrise / sunset
04:09 AM / 10:00 PM
Sunday, July 19
Patchy rain nearby High 73° Low 56°Precipitation
60%
· 0.07 in
Max wind
12 mph
Humidity
73%
UV index
1 - Low
Sunrise / sunset
04:11 AM / 09:58 PM
Monday, July 20
Partly Cloudy High 62° Low 49°Precipitation
10%
· 0.0 in
Max wind
14 mph
Humidity
72%
UV index
4 - Moderate
Sunrise / sunset
04:13 AM / 09:56 PM
Tuesday, July 21
Patchy rain nearby High 59° Low 52°Precipitation
92%
· 0.55 in
Max wind
15 mph
Humidity
93%
UV index
5 - Moderate
Sunrise / sunset
04:15 AM / 09:54 PM
Wednesday, July 22
Light rain shower High 66° Low 54°Precipitation
85%
· 0.37 in
Max wind
8 mph
Humidity
87%
UV index
4 - Moderate
Sunrise / sunset
04:18 AM / 09:52 PM
Thursday, July 23
Patchy rain nearby High 65° Low 54°Precipitation
29%
· 0.0 in
Max wind
7 mph
Humidity
80%
UV index
4 - Moderate
Sunrise / sunset
04:20 AM / 09:50 PM
Friday, July 24
Light rain High 59° Low 52°Precipitation
90%
· 0.36 in
Max wind
6 mph
Humidity
93%
UV index
4 - Moderate
Sunrise / sunset
04:22 AM / 09:48 PM
Saturday, July 25
Mist High 70° Low 55°Precipitation
36%
· 0.01 in
Max wind
7 mph
Humidity
72%
UV index
6 - High
Sunrise / sunset
04:24 AM / 09:46 PM
Sunday, July 26
Partly Cloudy High 72° Low 55°Precipitation
36%
· 0.02 in
Max wind
10 mph
Humidity
69%
UV index
6 - High
Sunrise / sunset
04:26 AM / 09:43 PM
Monday, July 27
Sunny High 79° Low 58°Precipitation
5%
· 0.0 in
Max wind
9 mph
Humidity
66%
UV index
7 - High
Sunrise / sunset
04:29 AM / 09:41 PM
Tuesday, July 28
Sunny High 79° Low 60°Precipitation
57%
· 0.06 in
Max wind
12 mph
Humidity
68%
UV index
7 - High
Sunrise / sunset
04:31 AM / 09:39 PM
Wednesday, July 29
Thundery outbreaks in nearby High 88° Low 64°Precipitation
37%
· 0.02 in
Max wind
12 mph
Humidity
75%
UV index
8 - Very High
Sunrise / sunset
04:33 AM / 09:37 PM
Thursday, July 30
Sunny High 84° Low 63°Precipitation
72%
· 0.28 in
Max wind
4 mph
Humidity
76%
UV index
7 - High
Sunrise / sunset
04:36 AM / 09:34 PM
Saint Petersburg 14-day outlook: the story
The warmest day of Saint Petersburg's 14-day outlook is Wednesday, July 29 with a high near 88°F (31°C); the coolest night comes Monday, July 20, dipping to 49°F (10°C). The trend points warmer: week two runs about 7°F above week one. Highs over the next two weeks average 69°F (21°C), right in line with the typical July high of 71°F (22°C).
Precipitation is most likely on Sunday 19, Tuesday 21, Wednesday 22, Friday 24 and beyond; the wettest day looks like Tuesday, July 21 with about 0.55 in (13.9 mm) expected. For the weekend, expect Saturday 81°F (27°C) and sunny / Sunday 73°F (23°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 6 of the next 14 days, peaking around Tuesday, July 21.
What will be the warmest day in Saint Petersburg over the next 14 days?
Wednesday, July 29, with a forecast high near 88°F (31°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