St. Petersburg Weather in May
In May, St. Petersburg averages a high of 17°C (62°F) and a low of 6°C (42°F), based on 55 years of historical weather data from ST. PETERSBURG.
17°C
Average high
62°F
6°C
Average low
42°F
33°C
Record high
91°F · 2014
-7°C
Record low
19°F · 1999
What to Expect in St. Petersburg in May
Typical May days in St. Petersburg reach 17°C (62°F) during the afternoon and cool to around 6°C (42°F) overnight. On average, measurable rain falls on about 35% of days this month. Over the past 55 years, May temperatures in St. Petersburg have ranged from a record high of 33°C (2014) down to a record low of -7°C (1999).
For a day-by-day look or other months, see the full St. Petersburg weather history.