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St. Petersburg weather in May

Weather in St. Petersburg: May

Average day temperature: 82.3°F
Average night temperature: 75.6°F
Sea water temperature: 80.5°F
Number of sunny days: 21 days
Day length: 13.2 - 13.8 hours
Number of rainy days: 1 day
Precipitation totals: 0.6 in.

Air temperature in May, °F

Show year:
2024
2023
2022
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3
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7
9
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15
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19
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25
27
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31
0
15
30
45
60
75
90
105
120
Day temperature   
Night temperature

The highest day temperature during May of 2024 was 88°F. At the same time the lowest night temperature was 72°F. Daily and nightly averages during May were 83.6°F and 77.6°F.

Sea water temperature in St. Petersburg in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
71
74
77
80
83
86
89
92

The average sea water temperature in May of 2024 was 82.4°F. The highest and lowest sea temperatures during the month were 86.5°F and 77.0°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
68%
26%
6%

Mostly all days in May are sunny but cloudy days are also possible.

Precipitation total in May, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.9
1.3
1.8
2.2
2.7
3.1
2.2
2.3
2.6
1.8
1.1
2.2
2.3
2.6
1.8
1.1

Precipitation total value in St. Petersburg in May is 0.6 in. Other months of the year show relatively similar values.

Wind speed in May, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.2
4.3
6.5
8.7
10.9
13.0
15.2
10.8
12.7
11.9
9.7
9.5
8.7
9.8
12.4
11.7
11.0
11.7
10.8
12.7
11.9
9.7
9.5
8.7
9.8
11.0
12.4
11.7
11.0
11.7

The average wind speed value in May is 11.0 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.8
3.5
5.3
7.0
8.8
10.5
12.3
14.1
6.6
7.0
7.7
6.5
7.3
7.1
8.1
9.6
8.6
7.3
6.5
6.6
7.0
7.7
6.5
7.3
7.1
8.1
10.2
9.6
8.6
7.3
6.5

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 10.2.

Best time for vacation in St. Petersburg

Sunniest months:
May 21 days
March 19 days
April 19 days
Warmest months:
August 87.3 °F
July 87.1 °F
June 85.5 °F
Warmest sea temp:
July 87.2 °F
August 87.2 °F
September 85.3 °F
Coldest months:
January 64.0 °F
December 67.7 °F
February 68.5 °F
Rainiest months:
July 4 days
September 4 days
August 4 days
Windiest months:
November 12.7 mph
April 12.4 mph
October 11.9 mph

St. Petersburg on a weather map

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Places in USA:
Name
°F
+57°F
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+77°F
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+82°F
+63°F
+73°F
+52°F
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+70°F
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24 Hours Forecast
St. Petersburg
Local time: 19:36
April 14, monday
2100
73°F
SE
11 mph
April 15, tuesday
0000
70°F
E
6 mph
0300
68°F
E
5 mph
0600
68°F
E
7 mph
0900
70°F
E
9 mph
1200
73°F
E
11 mph
1500
77°F
E
14 mph
1800
75°F
E
11 mph
Units of measurement: °C / °F