May 2018 Weather in St. Petersburg — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
67
70
73
76
79
82
85
88
91
Tue, May 1
Lo:72
12 am
Hi:73
17
Lo:72
6 am
Hi:81
12
Lo:81
12 pm
Hi:86
6
Lo:73
6 pm
Hi:82
17
Wed, May 2
Lo:72
12 am
Hi:73
15
Lo:72
6 am
Hi:79
12
Lo:81
12 pm
Hi:84
10
Lo:73
6 pm
Hi:82
21
Thu, May 3
Lo:72
12 am
Hi:73
16
Lo:72
6 am
Hi:81
12
Lo:82
12 pm
Hi:88
6
Lo:73
6 pm
Hi:82
16
Fri, May 4
Lo:72
12 am
Hi:73
12
Lo:72
6 am
Hi:81
7
Lo:82
12 pm
Hi:90
6
Lo:73
6 pm
Hi:81
15
Sat, May 5
Lo:72
12 am
Hi:73
14
Lo:70
6 am
Hi:82
9
Lo:81
12 pm
Hi:88
6
Lo:73
6 pm
Hi:79
6
Sun, May 6
Lo:75
12 am
Hi:75
4
Lo:75
6 am
Hi:79
4
Lo:75
12 pm
Hi:79
7
Lo:75
6 pm
Hi:79
4
Mon, May 7
Lo:73
12 am
Hi:73
5
Lo:73
6 am
Hi:82
9
Lo:82
12 pm
Hi:88
8
Lo:75
6 pm
Hi:82
11
Tue, May 8
Lo:73
12 am
Hi:77
7
Lo:68
6 am
Hi:81
6
Lo:82
12 pm
Hi:86
7
Lo:77
6 pm
Hi:84
13
Wed, May 9
Lo:72
12 am
Hi:73
10
Lo:72
6 am
Hi:81
9
Lo:82
12 pm
Hi:88
2
Lo:77
6 pm
Hi:84
12
Thu, May 10
Lo:73
12 am
Hi:75
10
Lo:73
6 am
Hi:81
7
Lo:82
12 pm
Hi:88
2
Lo:79
6 pm
Hi:84
4
Fri, May 11
Lo:73
12 am
Hi:79
9
Lo:73
6 am
Hi:82
4
Lo:84
12 pm
Hi:91
4
Lo:82
6 pm
Hi:84
7
Sat, May 12
Lo:79
12 am
Hi:81
7
Lo:79
6 am
Hi:81
7
Lo:81
12 pm
Hi:81
11
Lo:75
6 pm
Hi:81
14
Sun, May 13
Lo:75
12 am
Hi:75
11
Lo:75
6 am
Hi:77
11
Lo:73
12 pm
Hi:81
10
Lo:72
6 pm
Hi:73
16
Mon, May 14
Lo:72
12 am
Hi:73
13
Lo:73
6 am
Hi:73
17
Lo:73
12 pm
Hi:75
11
Lo:73
6 pm
Hi:73
12
Tue, May 15
Lo:73
12 am
Hi:73
16
Lo:73
6 am
Hi:82
14
Lo:81
12 pm
Hi:82
17
Lo:73
6 pm
Hi:77
17
Wed, May 16
Lo:72
12 am
Hi:73
16
Lo:73
6 am
Hi:81
14
Lo:82
12 pm
Hi:82
19
Lo:79
6 pm
Hi:81
14
Thu, May 17
Lo:75
12 am
Hi:79
12
Lo:75
6 am
Hi:81
12
Lo:73
12 pm
Hi:81
14
Lo:73
6 pm
Hi:75
11
Fri, May 18
Lo:72
12 am
Hi:73
11
Lo:72
6 am
Hi:81
10
Lo:81
12 pm
Hi:82
11
Lo:79
6 pm
Hi:81
5
Sat, May 19
Lo:75
12 am
Hi:77
7
Lo:75
6 am
Hi:81
4
Lo:75
12 pm
Hi:84
11
Lo:73
6 pm
Hi:75
16
Sun, May 20
Lo:73
12 am
Hi:73
12
Lo:72
6 am
Hi:73
14
Lo:72
12 pm
Hi:75
17
Lo:72
6 pm
Hi:73
12
Mon, May 21
Lo:72
12 am
Hi:73
11
Lo:73
6 am
Hi:79
10
Lo:72
12 pm
Hi:75
7
Lo:70
6 pm
Hi:73
7
Tue, May 22
Lo:72
12 am
Hi:73
12
Lo:72
6 am
Hi:79
12
Lo:72
12 pm
Hi:79
9
Lo:73
6 pm
Hi:73
7
Wed, May 23
Lo:72
12 am
Hi:73
11
Lo:72
6 am
Hi:82
9
Lo:82
12 pm
Hi:90
4
Lo:79
6 pm
Hi:84
7
Thu, May 24
Lo:77
12 am
Hi:79
4
Lo:77
6 am
Hi:82
6
Lo:84
12 pm
Hi:91
1
Lo:73
6 pm
Hi:88
4
Fri, May 25
Lo:77
12 am
Hi:79
6
Lo:75
6 am
Hi:82
9
Lo:75
12 pm
Hi:86
12
Lo:75
6 pm
Hi:77
10
Sat, May 26
Lo:73
12 am
Hi:75
13
Lo:73
6 am
Hi:79
11
Lo:73
12 pm
Hi:79
12
Lo:73
6 pm
Hi:75
17
Sun, May 27
Lo:73
12 am
Hi:75
19
Lo:75
6 am
Hi:79
24
Lo:79
12 pm
Hi:84
19
Lo:79
6 pm
Hi:82
18
Mon, May 28
Lo:79
12 am
Hi:81
19
Lo:81
6 am
Hi:84
22
Lo:82
12 pm
Hi:84
23
Lo:75
6 pm
Hi:81
20
Tue, May 29
Lo:77
12 am
Hi:79
16
Lo:75
6 am
Hi:82
13
Lo:82
12 pm
Hi:82
14
Lo:79
6 pm
Hi:81
12
Wed, May 30
Lo:77
12 am
Hi:79
11
Lo:72
6 am
Hi:77
12
Lo:75
12 pm
Hi:81
12
Lo:79
6 pm
Hi:81
10
Thu, May 31
Lo:77
12 am
Hi:79
7
Lo:77
6 am
Hi:84
6
Lo:84
12 pm
Hi:84
10
Lo:79
6 pm
Hi:82
8
Tuesday, May 1, 2018, 12:00 am — 6:00 am
73 / 72 °F
Clear.
Humidity: 67%
Barometer: 30.16 "Hg
E
Wind: 16.778 mph
High & Low Weather Summary for May 2018
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 91 °F (May 11, 3:53 pm) | 100% (May 15, 1:53 am) | 30.24 "Hg (May 15, 1:53 am) |
| Low | 68 °F (May 8, 6:55 am) | 35% (May 7, 4:55 pm) | 29.67 "Hg (May 27, 1:53 pm) |
| Average | 77 °F | 81% | 29.98 "Hg |
| * Reported May 1 12:53 am — May 31 11:53 pm, St. Petersburg. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
St. Petersburg Weather History for May 1, 2018
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:53 am Tue, May 1 |  | 73 °F | Clear. | 18 mph | ↑ | 66% | 30.18 "Hg | 10 mi |
| 1:53 am | | 72 °F | Clear. | 16 mph | ↑ | 68% | 30.16 "Hg | 10 mi |
| 2:53 am | | 72 °F | Clear. | 18 mph | ↑ | 64% | 30.16 "Hg | 10 mi |
| 3:53 am | | 72 °F | Clear. | 17 mph | ↑ | 68% | 30.15 "Hg | 10 mi |
| 4:53 am | | 71 °F | Clear. | 16 mph | ↑ | 68% | 30.16 "Hg | 10 mi |
| 5:53 am | | 71 °F | Clear. | 15 mph | ↑ | 66% | 30.16 "Hg | 10 mi |
| 6:53 am |  | 71 °F | Sunny. | 14 mph | ↑ | 68% | 30.17 "Hg | 10 mi |
| 7:53 am | | 71 °F | Sunny. | 14 mph | ↑ | 73% | 30.19 "Hg | 10 mi |
| 8:53 am | | 72 °F | Sunny. | 14 mph | ↑ | 73% | 30.19 "Hg | 10 mi |
| 9:53 am | | 74 °F | Sunny. | 12 mph | ↑ | 71% | 30.20 "Hg | 10 mi |
| 10:53 am | | 77 °F | Sunny. | 9 mph | ↑ | 66% | 30.20 "Hg | 10 mi |
| 11:53 am | | 80 °F | Sunny. | 8 mph | ↑ | 56% | 30.20 "Hg | 10 mi |
| 12:53 pm | | 81 °F | Sunny. | 7 mph | ↑ | 56% | 30.19 "Hg | 10 mi |
| 1:53 pm | | 83 °F | Sunny. | 6 mph | ↑ | 48% | 30.18 "Hg | 10 mi |
| 2:53 pm | | 85 °F | Sunny. | 5 mph | ↑ | 43% | 30.16 "Hg | 10 mi |
| 3:53 pm | | 86 °F | Sunny. | 5 mph | ↑ | 43% | 30.14 "Hg | 10 mi |
| 4:53 pm | | 85 °F | Sunny. | 6 mph | ↑ | 50% | 30.11 "Hg | 10 mi |
| 5:53 pm |  | 84 °F | Passing clouds. | 9 mph | ↑ | 51% | 30.11 "Hg | 10 mi |
| 6:53 pm | | 82 °F | Passing clouds. | 13 mph | ↑ | 56% | 30.11 "Hg | 10 mi |
| 7:53 pm |  | 81 °F | Mostly cloudy. | 15 mph | ↑ | 58% | 30.13 "Hg | 10 mi |
| 8:53 pm |  | 78 °F | Passing clouds. | 24 mph | ↑ | 56% | 30.16 "Hg | 10 mi |
| 9:53 pm | | 76 °F | Clear. | 20 mph | ↑ | 60% | 30.19 "Hg | 10 mi |
| 10:53 pm | | 74 °F | Clear. | 20 mph | ↑ | 62% | 30.22 "Hg | 10 mi |
| 11:53 pm | | 73 °F | Passing clouds. | 14 mph | ↑ | 64% | 30.24 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||