St Petersburg weather by month

Check out St Petersburg weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in St Petersburg (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
21°C maximum daytime temperature in January in St Petersburg21
21°C maximum daytime temperature in February in St Petersburg21
25°C maximum daytime temperature in March in St Petersburg25
28°C maximum daytime temperature in April in St Petersburg28
30°C maximum daytime temperature in May in St Petersburg30
32°C maximum daytime temperature in June in St Petersburg32
32°C maximum daytime temperature in July in St Petersburg32
32°C maximum daytime temperature in August in St Petersburg32
31°C maximum daytime temperature in September in St Petersburg31
29°C maximum daytime temperature in October in St Petersburg29
25°C maximum daytime temperature in November in St Petersburg25
22°C maximum daytime temperature in December in St Petersburg22
Min temperature (night-time)
10°C minimum night-time temperature in January in St Petersburg10
11°C minimum night-time temperature in February in St Petersburg11
14°C minimum night-time temperature in March in St Petersburg14
17°C minimum night-time temperature in April in St Petersburg17
20°C minimum night-time temperature in May in St Petersburg20
23°C minimum night-time temperature in June in St Petersburg23
24°C minimum night-time temperature in July in St Petersburg24
23°C minimum night-time temperature in August in St Petersburg23
23°C minimum night-time temperature in September in St Petersburg23
19°C minimum night-time temperature in October in St Petersburg19
14°C minimum night-time temperature in November in St Petersburg14
11°C minimum night-time temperature in December in St Petersburg11
Heat & Humidity
No heat & humidity in January in St Petersburg0
No heat & humidity in February in St Petersburg0
No heat & humidity in March in St Petersburg0
Low heat & humidity in April in St PetersburgL
High heat & humidity in May in St PetersburgH
Very high heat & humidity in June in St PetersburgVH
Very high heat & humidity in July in St PetersburgVH
Very high heat & humidity in August in St PetersburgVH
Very high heat & humidity in September in St PetersburgVH
Moderate heat & humidity in October in St PetersburgM
Low heat & humidity in November in St PetersburgL
No heat & humidity in December in St Petersburg0
Sea temperature
18°C sea temperature in January in St Petersburg18
18°C sea temperature in February in St Petersburg18
19°C sea temperature in March in St Petersburg19
22°C sea temperature in April in St Petersburg22
26°C sea temperature in May in St Petersburg26
28°C sea temperature in June in St Petersburg28
30°C sea temperature in July in St Petersburg30
30°C sea temperature in August in St Petersburg30
29°C sea temperature in September in St Petersburg29
26°C sea temperature in October in St Petersburg26
23°C sea temperature in November in St Petersburg23
20°C sea temperature in December in St Petersburg20

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in St Petersburg

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
11 hours of daylight per day in January in St Petersburg11
11 hours of daylight per day in February in St Petersburg11
12 hours of daylight per day in March in St Petersburg12
13 hours of daylight per day in April in St Petersburg13
14 hours of daylight per day in May in St Petersburg14
14 hours of daylight per day in June in St Petersburg14
14 hours of daylight per day in July in St Petersburg14
13 hours of daylight per day in August in St Petersburg13
12 hours of daylight per day in September in St Petersburg12
11 hours of daylight per day in October in St Petersburg11
11 hours of daylight per day in November in St Petersburg11
10 hours of daylight per day in December in St Petersburg10
UV Index (Maximum)
UV (maximum) index 5 (Moderate) in January in St Petersburg5
UV (maximum) index 7 (High) in February in St Petersburg7
UV (maximum) index 9 (Very High) in March in St Petersburg9
UV (maximum) index 10 (Very High) in April in St Petersburg10
UV (maximum) index 11 (Extreme) in May in St Petersburg11
UV (maximum) index 11 (Extreme) in June in St Petersburg11
UV (maximum) index 11 (Extreme) in July in St Petersburg11
UV (maximum) index 11 (Extreme) in August in St Petersburg11
UV (maximum) index 10 (Very High) in September in St Petersburg10
UV (maximum) index 8 (Very High) in October in St Petersburg8
UV (maximum) index 6 (High) in November in St Petersburg6
UV (maximum) index 5 (Moderate) in December in St Petersburg5

Rainfall in St Petersburg

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
7 days with some rainfall in January in St Petersburg7
7 days with some rainfall in February in St Petersburg7
6 days with some rainfall in March in St Petersburg6
4 days with some rainfall in April in St Petersburg4
6 days with some rainfall in May in St Petersburg6
12 days with some rainfall in June in St Petersburg12
15 days with some rainfall in July in St Petersburg15
17 days with some rainfall in August in St Petersburg17
12 days with some rainfall in September in St Petersburg12
7 days with some rainfall in October in St Petersburg7
6 days with some rainfall in November in St Petersburg6
6 days with some rainfall in December in St Petersburg6
Average monthly rainfall (mm)
58 mm monthly rainfall in January in St Petersburg58
76 mm monthly rainfall in February in St Petersburg76
84 mm monthly rainfall in March in St Petersburg84
41 mm monthly rainfall in April in St Petersburg41
75 mm monthly rainfall in May in St Petersburg75
133 mm monthly rainfall in June in St Petersburg133
188 mm monthly rainfall in July in St Petersburg188
185 mm monthly rainfall in August in St Petersburg185
156 mm monthly rainfall in September in St Petersburg156
69 mm monthly rainfall in October in St Petersburg69
45 mm monthly rainfall in November in St Petersburg45
59 mm monthly rainfall in December in St Petersburg59

More about St Petersburg

St Petersburg by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Florida (St Petersburg) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in St Petersburg?

St Petersburg has a temperate climate with hot summers and some rainfall in all months.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Florida

Compare St Petersburg with the UK

Below the St Petersburg chart shows average maximum daytime temperature for St Petersburg, Florida, USA and the UK (London).

Maximum daytime temperature (°C)

St Petersburg, Florida, USA
UK (London)
21
7
21
7
25
10
28
13
30
17
32
20
32
22
32
22
31
19
29
15
25
10
22
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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