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Weather in St.-Petersburg for May 2026

Your guide to St.-Petersburg weather in May - trends and predictions

    Snow Forecast ❄️

  • With an average of 5 snowy days, St.-Petersburg usually enjoys a light touch of snow in May.

    • Temperatures

  • In general, the average temperature in St.-Petersburg at the beginning of May is 8.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 19.4 °C by the end of May.

Average dry days
11
Dry days
Average rainy days
15
Rainy days
Average snowy days
5
Snow days
Average temperatures
15°/5°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
67 %
Avg humidity

St.-Petersburg Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Overcast
9°
2
Patchy rain possible
13°
3
Patchy rain possible
9°
4
Patchy rain possible
10°
5
Patchy rain possible
6°
6
Patchy rain possible
6°
7
Overcast
7°
8
Overcast
7°
9
Partly cloudy
10°
10
Partly cloudy
11°
11
Overcast
12°
12
Sunny
14°
13
Patchy rain possible
14°
14
Overcast
14°
15
Overcast
17°
16
Overcast
17°
17
Patchy rain possible
17°
18
Overcast
15°
19
Overcast
17°
20
Partly cloudy
19°
21
Partly cloudy
17°
22
Moderate or heavy rain shower
20°
23
Overcast
22°
24
Partly cloudy
23°
25
Overcast
20°
26
Cloudy
16°
27
Patchy rain possible
19°
28
Sunny
21°
29
Patchy rain possible
20°
30
Partly cloudy
19°
31
Moderate rain at times
21°

Temperatures trend during May in St.-Petersburg

See the weather trend as well as the moving average line

May weather in St.-Petersburg day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
1 May Overcast
Overcast
 9° /1° 0 mm 0 cm
2 May Patchy rain possible
Patchy rain possible
 13° /1° 2.5 mm 0 cm
3 May Patchy rain possible
Patchy rain possible
 9° /3° 2 mm 0 cm
4 May Patchy rain possible
Patchy rain possible
 10° /2° 1.3 mm 0 cm
5 May Patchy rain possible
Patchy rain possible
 6° /0° 1.1 mm 0.1 cm
6 May Patchy rain possible
Patchy rain possible
 6° /-1° 2.8 mm 0.7 cm
7 May Overcast
Overcast
 7° /-1° 2.9 mm 1.6 cm
8 May Overcast
Overcast
 7° /-1° 1 mm 0.7 cm
9 May Partly cloudy
Partly cloudy
 10° /0° 0 mm 0 cm
10 May Partly cloudy
Partly cloudy
 11° /2° 0.2 mm 0 cm
11 May Overcast
Overcast
 12° /2° 0.4 mm 0.1 cm
12 May Sunny
Sunny
 14° /2° 0 mm 0 cm
13 May Patchy rain possible
Patchy rain possible
 14° /4° 0 mm 0 cm
14 May Overcast
Overcast
 14° /5° 0.4 mm 0 cm
15 May Overcast
Overcast
 17° /6° 0 mm 0 cm
16 May Overcast
Overcast
 17° /8° 2.7 mm 0 cm
17 May Patchy rain possible
Patchy rain possible
 17° /7° 0.8 mm 0 cm
18 May Overcast
Overcast
 15° /6° 3.5 mm 0 cm
19 May Overcast
Overcast
 17° /6° 0 mm 0 cm
20 May Partly cloudy
Partly cloudy
 19° /6° 0.2 mm 0 cm
21 May Partly cloudy
Partly cloudy
 17° /6° 0 mm 0 cm
22 May Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /7° 2.5 mm 0 cm
23 May Overcast
Overcast
 22° /8° 4 mm 0 cm
24 May Partly cloudy
Partly cloudy
 23° /10° 2.5 mm 0 cm
25 May Overcast
Overcast
 20° /10° 1.8 mm 0 cm
26 May Cloudy
Cloudy
 16° /9° 5.2 mm 0 cm
27 May Patchy rain possible
Patchy rain possible
 19° /8° 1.4 mm 0 cm
28 May Sunny
Sunny
 21° /9° 1 mm 0 cm
29 May Patchy rain possible
Patchy rain possible
 20° /11° 4 mm 0 cm
30 May Partly cloudy
Partly cloudy
 19° /10° 1.9 mm 0 cm
31 May Moderate rain at times
Moderate rain at times
 21° /9° 1.7 mm 0 cm
Next
Important Notice
Our weather forecast for St.-Petersburg in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the St.-Petersburg forecast closer to your planned date for the most up-to-date weather information.
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St.-Petersburg in May - FAQ

What are the expected maximum and minimum temperatures in St.-Petersburg during May?
During May, expect a variety of temperatures with highs around 15° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in St.-Petersburg during May?
In May, St.-Petersburg can expect light to moderate rainfall, totaling 47.9 mm across approximately 15 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in St.-Petersburg in May 2026?
St.-Petersburg experiences an average snowfall of 3.24333 cm during May, occurring over 5 days.
What are the typical wind conditions in St.-Petersburg during May?
The average wind speed in St.-Petersburg during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

St.-Petersburg snow forecast May 2026

Track daily snowfall levels and discover St.-Petersburg’s snowy potential this May ❄️

May rainfall patterns in St.-Petersburg

Explore the daily rainfall trends and prepare for St.-Petersburgs May weather 💧

UV exposure in St.-Petersburg during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Location coordinates Where is St.-Petersburg?

Get accurate weather forecasts for St.-Petersburg, located at latitude 59.939 and longitude 30.314. Stay updated with localized weather information tailored for St.-Petersburg.

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