St. Petersburg
May
Weather in St. Petersburg for May 2025
Your guide to St. Petersburg weather in May - trends and predictions
In general, the average temperature in St. Petersburg at the beginning of May is 27.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 29.3 °F by the end of May.
St. Petersburg sees moderate rainfall in May, averaging 6 rainy days.
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Temperatures
Rain 🌧️
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25
Dry days
6
Rainy days
0
Snow days
30°/22°
Temperatures
23 km/h
Avg max wind
67 %
Avg humidity
St. Petersburg in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  27° | 2 27° | 3  27° | 4 28° | |||
| 5 28° | 6  28° | 7 28° | 8 29° | 9  29° | 10 29° | 11 30° |
| 12 30° | 13  30° | 14 30° | 15 30° | 16 29° | 17 30° | 18 29° |
| 19 30° | 20 30° | 21 29° | 22 30° | 23  30° | 24 28° | 25 29° |
| 26 27° | 27 28° | 28 29° | 29 30° | 30 32° | 31 30° |
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Temperatures trend during May in St. Petersburg
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Sunny | 27° /21° | 0 mm | 7 | |
| May 2 | Sunny | 27° /21° | 0 mm | 7 | |
| May 3 | Cloudy | 27° /21° | 0 mm | 7 | |
| May 4 | Sunny | 28° /20° | 0.1 mm | 7 | |
| May 5 | Sunny | 28° /20° | 1 mm | 7 | |
| May 6 | Patchy rain possible | 28° /22° | 0.4 mm | 7 | |
| May 7 | Cloudy | 28° /22° | 1.1 mm | 7 | |
| May 8 | Sunny | 29° /22° | 0 mm | 8 | |
| May 9 | Partly cloudy | 29° /22° | 0 mm | 8 | |
| May 10 | Partly cloudy | 29° /23° | 0 mm | 8 | |
| May 11 | Patchy rain possible | 30° /24° | 2.3 mm | 7 | |
| May 12 | Patchy rain possible | 30° /22° | 0.1 mm | 7 | |
| May 13 | Moderate or heavy rain shower | 30° /22° | 2.7 mm | 7 | |
| May 14 | Partly cloudy | 30° /23° | 0 mm | 8 | |
| May 15 | Sunny | 30° /24° | 3.6 mm | 7 | |
| May 16 | Moderate or heavy rain shower | 29° /24° | 3.8 mm | 7 | |
| May 17 | Patchy rain possible | 30° /25° | 0.2 mm | 7 | |
| May 18 | Patchy rain possible | 29° /25° | 0.2 mm | 7 | |
| May 19 | Patchy rain possible | 30° /24° | 4.1 mm | 7 | |
| May 20 | Moderate rain at times | 30° /25° | 1.1 mm | 7 | |
| May 21 | Patchy rain possible | 29° /23° | 0.4 mm | 7 | |
| May 22 | Moderate or heavy rain shower | 30° /24° | 5.3 mm | 7 | |
| May 23 | Heavy rain at times | 30° /23° | 5.1 mm | 7 | |
| May 24 | Moderate or heavy rain shower | 28° /23° | 9 mm | 7 | |
| May 25 | Moderate or heavy rain shower | 29° /24° | 7.8 mm | 7 | |
| May 26 | Moderate or heavy rain shower | 27° /23° | 6.2 mm | 7 | |
| May 27 | Cloudy | 28° /23° | 0 mm | 7 | |
| May 28 | Cloudy | 29° /23° | 0.2 mm | 7 | |
| May 29 | Partly cloudy | 30° /23° | 0 mm | 8 | |
| May 30 | Sunny | 32° /23° | 0 mm | 8 | |
| May 31 | Moderate or heavy rain shower | 30° /23° | 13.2 mm | 8 | |
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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.
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 30° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in St. Petersburg during May?
Significant rainfall exceeding 134.8 mm is expected in St. Petersburg during May, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in St. Petersburg during May?
The average wind speed in St. Petersburg during May is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
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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