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May weather forecast in St. Helena
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
28
+21
+13
28 April, sun
+21
+13
Feels like
+19
761 mmHg
44%
4.9
m/s
W
28 April, Sunday. day, 21°; night, 13°; rain
29
+22
+15
29 April, mon
+22
+15
Feels like
+20
760 mmHg
43%
5.4
m/s
NW
29 April, Monday. day, 22°; night, 15°; clear
30
+22
+15
30 April, tue
+22
+15
Feels like
+20
760 mmHg
38%
5.4
m/s
NW
30 April, Tuesday. day, 22°; night, 15°; clear
1
+22
+14
1 May, wed
+22
+14
Feels like
+20
760 mmHg
41%
4.1
m/s
W
1 May, Wednesday. day, 22°; night, 14°; clear
2
+21
+13
2 May, thu
+21
+13
Feels like
+19
760 mmHg
49%
4.9
m/s
SW
2 May, Thursday. day, 21°; night, 13°; clear
3
+20
+13
3 May, fri
+20
+13
Feels like
+18
759 mmHg
54%
4.4
m/s
W
3 May, Friday. day, 20°; night, 13°; partly cloudy
4
+19
+11
4 May, sat
+19
+11
Feels like
+17
758 mmHg
56%
4.9
m/s
W
4 May, Saturday. day, 19°; night, 11°; partly cloudy
5
+18
+12
5 May, sun
+18
+12
Feels like
+16
759 mmHg
58%
4.5
m/s
W
5 May, Sunday. day, 18°; night, 12°; clear
6
+20
+13
6 May, mon
+20
+13
Feels like
+18
758 mmHg
52%
5
m/s
W
6 May, Monday. day, 20°; night, 13°; clear
7
+19
+12
7 May, tue
+19
+12
Feels like
+17
759 mmHg
56%
5.1
m/s
W
7 May, Tuesday. day, 19°; night, 12°; clear
8
+20
+12
8 May, wed
+20
+12
Feels like
+18
759 mmHg
56%
4.5
m/s
W
8 May, Wednesday. day, 20°; night, 12°; partly cloudy
9
+19
+11
9 May, thu
+19
+11
Feels like
+17
760 mmHg
56%
4.6
m/s
W
9 May, Thursday. day, 19°; night, 11°; clear
10
+21
+13
10 May, fri
+21
+13
Feels like
+19
760 mmHg
51%
4.5
m/s
W
10 May, Friday. day, 21°; night, 13°; clear
11
+21
+13
11 May, sat
+21
+13
Feels like
+19
760 mmHg
43%
5
m/s
W
11 May, Saturday. day, 21°; night, 13°; clear
12
+22
+13
12 May, sun
+22
+13
Feels like
+19
760 mmHg
43%
4.9
m/s
W
12 May, Sunday. day, 22°; night, 13°; clear
13
+21
+12
13 May, mon
+21
+12
Feels like
+19
759 mmHg
52%
4.6
m/s
SW
13 May, Monday. day, 21°; night, 12°; clear
14
+21
+13
14 May, tue
+21
+13
Feels like
+19
759 mmHg
52%
5.4
m/s
W
14 May, Tuesday. day, 21°; night, 13°; clear
15
+21
+13
15 May, wed
+21
+13
Feels like
+19
759 mmHg
55%
5.6
m/s
W
15 May, Wednesday. day, 21°; night, 13°; clear
16
+20
+13
16 May, thu
+20
+13
Feels like
+18
759 mmHg
57%
5
m/s
W
16 May, Thursday. day, 20°; night, 13°; partly cloudy
17
+22
+14
17 May, fri
+22
+14
Feels like
+20
759 mmHg
51%
5
m/s
W
17 May, Friday. day, 22°; night, 14°; clear
18
+22
+13
18 May, sat
+22
+13
Feels like
+20
759 mmHg
50%
5.3
m/s
W
18 May, Saturday. day, 22°; night, 13°; clear
19
+21
+12
19 May, sun
+21
+12
Feels like
+19
759 mmHg
50%
5.5
m/s
W
19 May, Sunday. day, 21°; night, 12°; clear
20
+20
+12
20 May, mon
+20
+12
Feels like
+18
758 mmHg
51%
6.4
m/s
W
20 May, Monday. day, 20°; night, 12°; clear
21
+20
+11
21 May, tue
+20
+11
Feels like
+17
759 mmHg
56%
5
m/s
W
21 May, Tuesday. day, 20°; night, 11°; clear
22
+20
+11
22 May, wed
+20
+11
Feels like
+17
759 mmHg
55%
5
m/s
W
22 May, Wednesday. day, 20°; night, 11°; partly cloudy
23
+18
+11
23 May, thu
+18
+11
Feels like
+16
758 mmHg
56%
5.3
m/s
SW
23 May, Thursday. day, 18°; night, 11°; partly cloudy
24
+18
+11
24 May, fri
+18
+11
Feels like
+16
758 mmHg
66%
5.5
m/s
SW
24 May, Friday. day, 18°; night, 11°; clear
25
+19
+11
25 May, sat
+19
+11
Feels like
+17
759 mmHg
60%
5.1
m/s
W
25 May, Saturday. day, 19°; night, 11°; clear
26
+19
+11
26 May, sun
+19
+11
Feels like
+17
760 mmHg
64%
4.6
m/s
SW
26 May, Sunday. day, 19°; night, 11°; clear
27
+20
+12
27 May, mon
+20
+12
Feels like
+19
760 mmHg
58%
4.5
m/s
W
27 May, Monday. day, 20°; night, 12°; clear
28
+21
+12
28 May, tue
+21
+12
Feels like
+19
759 mmHg
50%
5.1
m/s
W
28 May, Tuesday. day, 21°; night, 12°; clear
29
+20
+12
29 May, wed
+20
+12
Feels like
+18
759 mmHg
56%
4.8
m/s
SW
29 May, Wednesday. day, 20°; night, 12°; partly cloudy
30
+21
+13
30 May, thu
+21
+13
Feels like
+19
759 mmHg
56%
4.9
m/s
W
30 May, Thursday. day, 21°; night, 13°; rain
31
+22
+14
31 May, fri
+22
+14
Feels like
+21
759 mmHg
60%
4.9
m/s
SW
31 May, Friday. day, 22°; night, 14°; clear
1
+21
+13
1 June, sat
+21
+13
Feels like
+20
758 mmHg
57%
5
m/s
SW
1 June, Saturday. day, 21°; night, 13°; partly cloudy
Average data for 10 years
St. Helena May
23
sunny days
1
day with precipitation
7
cloudy days
23 sunny days; 1 day with precipitation; 7 cloudy days;
54
%
air humidity
3.2
m/s
Wind
W
17
mm of precipitation
(3% of annual average)
air humidity 54%; 17 millimeters of precipitation (3% of annual average); Wind westerly 3.2 Meters per second
Weather graphs for May
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
W
SW
W
W
W
W
W
W
W
W
W
W
SW
W
W
W
W
W
W
W
W
W
SW
SW
W
SW
W
W
SW
W
SW
1
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Daytime temperature
Night-time temperature
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