Weather in Saint Petersburg in May
May in Saint Petersburg is cool with average temperatures around 10.1°C (50.2°F). Moderate rainfall of 60mm spread over 11 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
14.4°C
57.9°F
Low
5.8°C
42.4°F
Precipitation
60 mm
2.4 inches
~11 rainy days
Conditions
Humidity
79%
Comparison to Adjacent Months
May is 6.6°C warmer than April.
May is 4.1°C cooler than June.