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May weather forecast in Hyannis
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
+11
+9
28 April, sun
+11
+9
Feels like
+6
761 mmHg
68%
8.8
m/s
W
+8
28 April, Sunday. day, 11°; night, 9°; rain
29
+10
+10
29 April, mon
+10
+10
Feels like
+5
763 mmHg
69%
6.9
m/s
E
+9
29 April, Monday. day, 10°; night, 10°; partly cloudy
30
+10
+9
30 April, tue
+10
+9
Feels like
+5
762 mmHg
75%
7.5
m/s
S
+9
30 April, Tuesday. day, 10°; night, 9°; partly cloudy
1
+11
+9
1 May, wed
+11
+9
Feels like
+7
761 mmHg
77%
7.4
m/s
S
+9
1 May, Wednesday. day, 11°; night, 9°; partly cloudy
2
+11
+10
2 May, thu
+11
+10
Feels like
+6
761 mmHg
81%
7.5
m/s
S
+9
2 May, Thursday. day, 11°; night, 10°; overcast
3
+11
+10
3 May, fri
+11
+10
Feels like
+7
761 mmHg
79%
7.5
m/s
S
+10
3 May, Friday. day, 11°; night, 10°; rain
4
+12
+10
4 May, sat
+12
+10
Feels like
+7
760 mmHg
81%
9.3
m/s
E
+10
4 May, Saturday. day, 12°; night, 10°; rain
5
+12
+10
5 May, sun
+12
+10
Feels like
+7
759 mmHg
82%
7
m/s
S
+10
5 May, Sunday. day, 12°; night, 10°; rain
6
+13
+10
6 May, mon
+13
+10
Feels like
+9
759 mmHg
77%
7.3
m/s
SW
+10
6 May, Monday. day, 13°; night, 10°; partly cloudy
7
+12
+11
7 May, tue
+12
+11
Feels like
+9
759 mmHg
81%
7.1
m/s
SW
+10
7 May, Tuesday. day, 12°; night, 11°; overcast
8
+12
+11
8 May, wed
+12
+11
Feels like
+8
758 mmHg
79%
8.3
m/s
SW
+10
8 May, Wednesday. day, 12°; night, 11°; rain
9
+13
+12
9 May, thu
+13
+12
Feels like
+7
758 mmHg
76%
9.3
m/s
W
+10
9 May, Thursday. day, 13°; night, 12°; clear
10
+12
+11
10 May, fri
+12
+11
Feels like
+7
759 mmHg
75%
8.8
m/s
NW
+10
10 May, Friday. day, 12°; night, 11°; partly cloudy
11
+13
+11
11 May, sat
+13
+11
Feels like
+8
760 mmHg
75%
8.3
m/s
W
+10
11 May, Saturday. day, 13°; night, 11°; partly cloudy
12
+12
+11
12 May, sun
+12
+11
Feels like
+7
762 mmHg
74%
8.5
m/s
NE
+10
12 May, Sunday. day, 12°; night, 11°; clear
13
+12
+10
13 May, mon
+12
+10
Feels like
+7
761 mmHg
77%
8.8
m/s
S
+11
13 May, Monday. day, 12°; night, 10°; partly cloudy
14
+14
+12
14 May, tue
+14
+12
Feels like
+10
760 mmHg
79%
8.1
m/s
SW
+11
14 May, Tuesday. day, 14°; night, 12°; rain
15
+15
+13
15 May, wed
+15
+13
Feels like
+10
759 mmHg
76%
8.1
m/s
SW
+11
15 May, Wednesday. day, 15°; night, 13°; rain
16
+14
+13
16 May, thu
+14
+13
Feels like
+11
760 mmHg
77%
8
m/s
SW
+11
16 May, Thursday. day, 14°; night, 13°; rain
17
+13
+12
17 May, fri
+13
+12
Feels like
+9
761 mmHg
76%
8.3
m/s
SW
+11
17 May, Friday. day, 13°; night, 12°; overcast
18
+14
+12
18 May, sat
+14
+12
Feels like
+11
760 mmHg
76%
7.5
m/s
S
+12
18 May, Saturday. day, 14°; night, 12°; rain
19
+14
+13
19 May, sun
+14
+13
Feels like
+10
760 mmHg
75%
7
m/s
W
+12
19 May, Sunday. day, 14°; night, 13°; partly cloudy
20
+14
+13
20 May, mon
+14
+13
Feels like
+11
762 mmHg
75%
6
m/s
SW
+12
20 May, Monday. day, 14°; night, 13°; partly cloudy
21
+14
+12
21 May, tue
+14
+12
Feels like
+10
761 mmHg
82%
6.8
m/s
S
+12
21 May, Tuesday. day, 14°; night, 12°; clear
22
+14
+13
22 May, wed
+14
+13
Feels like
+9
760 mmHg
85%
8.3
m/s
SE
+12
22 May, Wednesday. day, 14°; night, 13°; clear
23
+15
+13
23 May, thu
+15
+13
Feels like
+12
759 mmHg
85%
7.4
m/s
SW
+13
23 May, Thursday. day, 15°; night, 13°; rain
24
+15
+13
24 May, fri
+15
+13
Feels like
+12
760 mmHg
86%
7
m/s
S
+13
24 May, Friday. day, 15°; night, 13°; clear
25
+16
+13
25 May, sat
+16
+13
Feels like
+12
760 mmHg
77%
8.3
m/s
SW
+13
25 May, Saturday. day, 16°; night, 13°; clear
26
+16
+14
26 May, sun
+16
+14
Feels like
+13
761 mmHg
80%
7.5
m/s
SW
+13
26 May, Sunday. day, 16°; night, 14°; clear
27
+14
+14
27 May, mon
+14
+14
Feels like
+11
762 mmHg
87%
7.5
m/s
S
+13
27 May, Monday. day, 14°; night, 14°; rain
28
+15
+14
28 May, tue
+15
+14
Feels like
+12
762 mmHg
86%
7
m/s
S
+13
28 May, Tuesday. day, 15°; night, 14°; rain
29
+17
+14
29 May, wed
+17
+14
Feels like
+15
760 mmHg
81%
7.1
m/s
SW
+14
29 May, Wednesday. day, 17°; night, 14°; partly cloudy
30
+17
+16
30 May, thu
+17
+16
Feels like
+14
761 mmHg
82%
7.5
m/s
SW
+14
30 May, Thursday. day, 17°; night, 16°; partly cloudy
31
+16
+14
31 May, fri
+16
+14
Feels like
+13
759 mmHg
83%
8.8
m/s
SW
+14
31 May, Friday. day, 16°; night, 14°; rain
1
+16
+15
1 June, sat
+16
+15
Feels like
+12
759 mmHg
80%
8.5
m/s
SW
+14
1 June, Saturday. day, 16°; night, 15°; clear
Average data for 10 years
Hyannis May
7
sunny days
12
days with precipitation
12
cloudy days
7 sunny days; 12 days with precipitation; 12 cloudy days;
80
%
air humidity
5.9
m/s
Wind
SW
77
mm of precipitation
(8% of annual average)
+11
°C
Water temperature
air humidity 80%; 77 millimeters of precipitation (8% of annual average); Wind south-westerly 5.9 Meters per second; Water temperature +11°
Weather graphs for May
Temperature
Water temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
S
S
E
S
SW
SW
SW
W
NW
W
NE
S
SW
SW
SW
SW
S
W
SW
S
SE
SW
S
SW
SW
S
S
SW
SW
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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