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May weather forecast in Groton
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
+14
+10
28 April, sun
+14
+10
Feels like
+10
760 mmHg
62%
7
m/s
W
+16
28 April, Sunday. day, 14°; night, 10°; rain
29
+12
+10
29 April, mon
+12
+10
Feels like
+8
762 mmHg
62%
5.6
m/s
NE
+15
29 April, Monday. day, 12°; night, 10°; rain
30
+14
+9
30 April, tue
+14
+9
Feels like
+10
761 mmHg
69%
5.5
m/s
S
+16
30 April, Tuesday. day, 14°; night, 9°; partly cloudy
1
+14
+10
1 May, wed
+14
+10
Feels like
+11
760 mmHg
70%
5.6
m/s
SW
+17
1 May, Wednesday. day, 14°; night, 10°; overcast
2
+14
+10
2 May, thu
+14
+10
Feels like
+11
760 mmHg
76%
6
m/s
S
+15
2 May, Thursday. day, 14°; night, 10°; rain
3
+14
+10
3 May, fri
+14
+10
Feels like
+11
760 mmHg
74%
5.5
m/s
SE
+15
3 May, Friday. day, 14°; night, 10°; rain
4
+14
+10
4 May, sat
+14
+10
Feels like
+11
759 mmHg
79%
6.1
m/s
NE
+15
4 May, Saturday. day, 14°; night, 10°; rain
5
+15
+10
5 May, sun
+15
+10
Feels like
+11
758 mmHg
74%
5.8
m/s
S
+17
5 May, Sunday. day, 15°; night, 10°; partly cloudy
6
+16
+11
6 May, mon
+16
+11
Feels like
+13
758 mmHg
72%
5.6
m/s
SW
+18
6 May, Monday. day, 16°; night, 11°; partly cloudy
7
+16
+11
7 May, tue
+16
+11
Feels like
+13
758 mmHg
76%
5.4
m/s
SW
+17
7 May, Tuesday. day, 16°; night, 11°; clear
8
+14
+11
8 May, wed
+14
+11
Feels like
+11
757 mmHg
76%
6
m/s
SW
+15
8 May, Wednesday. day, 14°; night, 11°; rain
9
+16
+12
9 May, thu
+16
+12
Feels like
+13
758 mmHg
69%
6.8
m/s
NW
+17
9 May, Thursday. day, 16°; night, 12°; overcast
10
+16
+11
10 May, fri
+16
+11
Feels like
+12
759 mmHg
67%
6
m/s
W
+18
10 May, Friday. day, 16°; night, 11°; overcast
11
+16
+11
11 May, sat
+16
+11
Feels like
+14
759 mmHg
68%
5.5
m/s
SW
+18
11 May, Saturday. day, 16°; night, 11°; clear
12
+15
+11
12 May, sun
+15
+11
Feels like
+11
761 mmHg
67%
6.5
m/s
N
+17
12 May, Sunday. day, 15°; night, 11°; clear
13
+15
+10
13 May, mon
+15
+10
Feels like
+11
761 mmHg
73%
6.5
m/s
SW
+16
13 May, Monday. day, 15°; night, 10°; rain
14
+17
+13
14 May, tue
+17
+13
Feels like
+15
759 mmHg
75%
5.9
m/s
SW
+19
14 May, Tuesday. day, 17°; night, 13°; rain
15
+16
+13
15 May, wed
+16
+13
Feels like
+13
759 mmHg
75%
6.1
m/s
SW
+18
15 May, Wednesday. day, 16°; night, 13°; rain
16
+17
+14
16 May, thu
+17
+14
Feels like
+15
759 mmHg
69%
6.6
m/s
W
+20
16 May, Thursday. day, 17°; night, 14°; partly cloudy
17
+17
+13
17 May, fri
+17
+13
Feels like
+14
761 mmHg
68%
6.5
m/s
W
+19
17 May, Friday. day, 17°; night, 13°; overcast
18
+17
+13
18 May, sat
+17
+13
Feels like
+15
760 mmHg
72%
6
m/s
SW
+19
18 May, Saturday. day, 17°; night, 13°; rain
19
+18
+13
19 May, sun
+18
+13
Feels like
+15
760 mmHg
66%
5.8
m/s
W
+20
19 May, Sunday. day, 18°; night, 13°; rain
20
+19
+13
20 May, mon
+19
+13
Feels like
+17
761 mmHg
68%
5.8
m/s
SW
+21
20 May, Monday. day, 19°; night, 13°; partly cloudy
21
+16
+13
21 May, tue
+16
+13
Feels like
+14
760 mmHg
80%
5.1
m/s
S
+18
21 May, Tuesday. day, 16°; night, 13°; clear
22
+16
+13
22 May, wed
+16
+13
Feels like
+14
759 mmHg
81%
5.3
m/s
SE
+18
22 May, Wednesday. day, 16°; night, 13°; clear
23
+19
+14
23 May, thu
+19
+14
Feels like
+18
758 mmHg
79%
5.4
m/s
SW
+20
23 May, Thursday. day, 19°; night, 14°; rain
24
+17
+14
24 May, fri
+17
+14
Feels like
+16
759 mmHg
81%
5.5
m/s
NW
+18
24 May, Friday. day, 17°; night, 14°; rain
25
+20
+14
25 May, sat
+20
+14
Feels like
+19
759 mmHg
69%
6.1
m/s
SW
+22
25 May, Saturday. day, 20°; night, 14°; partly cloudy
26
+20
+16
26 May, sun
+20
+16
Feels like
+19
760 mmHg
74%
6
m/s
S
+23
26 May, Sunday. day, 20°; night, 16°; clear
27
+18
+15
27 May, mon
+18
+15
Feels like
+16
761 mmHg
83%
5.8
m/s
S
+20
27 May, Monday. day, 18°; night, 15°; rain
28
+19
+14
28 May, tue
+19
+14
Feels like
+17
761 mmHg
81%
5.4
m/s
S
+21
28 May, Tuesday. day, 19°; night, 14°; overcast
29
+22
+15
29 May, wed
+22
+15
Feels like
+21
760 mmHg
74%
5.5
m/s
SW
+24
29 May, Wednesday. day, 22°; night, 15°; partly cloudy
30
+21
+17
30 May, thu
+21
+17
Feels like
+20
760 mmHg
76%
5.9
m/s
S
+22
30 May, Thursday. day, 21°; night, 17°; clear
31
+20
+15
31 May, fri
+20
+15
Feels like
+19
759 mmHg
74%
6.1
m/s
SW
+22
31 May, Friday. day, 20°; night, 15°; rain
1
+20
+16
1 June, sat
+20
+16
Feels like
+18
758 mmHg
73%
6.8
m/s
SW
+22
1 June, Saturday. day, 20°; night, 16°; partly cloudy
Average data for 10 years
Groton May
7
sunny days
13
days with precipitation
11
cloudy days
7 sunny days; 13 days with precipitation; 11 cloudy days;
74
%
air humidity
4.3
m/s
Wind
SW
78
mm of precipitation
(8% of annual average)
+19
°C
Water temperature
air humidity 74%; 78 millimeters of precipitation (8% of annual average); Wind south-westerly 4.3 Meters per second; Water temperature +19°
Weather graphs for May
Temperature
Water temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SW
S
SE
NE
S
SW
SW
SW
NW
W
SW
N
SW
SW
SW
W
W
SW
W
SW
S
SE
SW
NW
SW
S
S
S
SW
S
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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