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Monthly 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
17
+10
+7
17 November, sun
+10
+7
Feels like
+5
762 mmHg
66%
6.4
m/s
NW
+13
17 November, Sunday. day, 10°; night, 7°; clear
18
+9
+6
18 November, mon
+9
+6
Feels like
+4
763 mmHg
66%
7.1
m/s
NW
+13
18 November, Monday. day, 9°; night, 6°; partly cloudy
19
November
+15
+5
19 November, tue
+15
+5
Feels like
+6
757 mmHg
48%
4.9
m/s
NW
+14
Climate normal
+9
+6
19 November, Tuesday. day, 15°; night, 5°; mostly clear
20
+13
+8
20 November, wed
+13
+8
Feels like
+6
754 mmHg
61%
3.2
m/s
E
+13
Climate normal
+7
+5
20 November, Wednesday. day, 13°; night, 8°; mostly clear
21
+9
+6
21 November, thu
+9
+6
Feels like
+2
744 mmHg
91%
9.2
m/s
E
+14
Climate normal
+8
+5
21 November, Thursday. day, 9°; night, 6°; heavy rain
22
+8
+5
22 November, fri
+8
+5
Feels like
−1
744 mmHg
73%
9.3
m/s
S
+13
Climate normal
+8
+6
22 November, Friday. day, 8°; night, 5°; light rain
23
+9
+6
23 November, sat
+9
+6
Feels like
0
746 mmHg
73%
8.3
m/s
W
+13
Climate normal
+6
+4
23 November, Saturday. day, 9°; night, 6°; rain
24
+10
+5
24 November, sun
+10
+5
Feels like
0
755 mmHg
63%
8.9
m/s
W
+13
Climate normal
+8
+5
24 November, Sunday. day, 10°; night, 5°; light rain
25
+11
+7
25 November, mon
+11
+7
Feels like
+4
759 mmHg
69%
5.3
m/s
W
+12
Climate normal
+9
+8
25 November, Monday. day, 11°; night, 7°; partly cloudy
26
+11
+7
26 November, tue
+11
+7
Feels like
+6
757 mmHg
84%
5.3
m/s
W
+12
Climate normal
+9
+6
26 November, Tuesday. day, 11°; night, 7°; rain
27
+9
+5
27 November, wed
+9
+5
Feels like
+3
760 mmHg
68%
5.1
m/s
W
+12
Climate normal
+7
+5
27 November, Wednesday. day, 9°; night, 5°; light rain
28
+7
+5
28 November, thu
+7
+5
Feels like
−1
757 mmHg
82%
7.8
m/s
NE
+13
Climate normal
+8
+4
28 November, Thursday. day, 7°; night, 5°; rain
29
+6
+1
29 November, fri
+6
+1
Feels like
−3
762 mmHg
68%
6.9
m/s
W
+5
Climate normal
+8
+5
29 November, Friday. day, 6°; night, 1°; partly cloudy
30
+6
+2
30 November, sat
+6
+2
Feels like
−3
760 mmHg
72%
8.9
m/s
W
+5
Climate normal
+8
+7
30 November, Saturday. day, 6°; night, 2°; overcast
1 December
+4
+1
1 December, sun
+4
+1
Feels like
−13
757 mmHg
72%
18.4
m/s
NW
+3
Climate normal
+8
+5
1 December, Sunday. day, 4°; night, 1°; overcast
2
+3
+2
2 December, mon
+3
+2
Feels like
−10
758 mmHg
90%
14.7
m/s
W
+2
Climate normal
+9
+7
2 December, Monday. day, 3°; night, 2°; partly cloudy
3
+3
+1
3 December, tue
+3
+1
Feels like
−7
759 mmHg
89%
10.4
m/s
W
+2
Climate normal
+8
+6
3 December, Tuesday. day, 3°; night, 1°; partly cloudy
4
+3
+2
4 December, wed
+3
+2
Feels like
−7
762 mmHg
87%
9.4
m/s
NW
+2
Climate normal
+9
+5
4 December, Wednesday. day, 3°; night, 2°; mostly clear
5
+4
+2
5 December, thu
+4
+2
Feels like
−2
762 mmHg
92%
4.4
m/s
W
+3
Climate normal
+8
+7
5 December, Thursday. day, 4°; night, 2°; partly cloudy
6
+3
+3
6 December, fri
+3
+3
Feels like
−3
762 mmHg
84%
4.4
m/s
NW
+2
Climate normal
+5
+4
6 December, Friday. day, 3°; night, 3°; mostly clear
7
+5
+3
7 December, sat
+5
+3
Feels like
0
762 mmHg
86%
2.9
m/s
NW
+4
Climate normal
+3
+3
7 December, Saturday. day, 5°; night, 3°; mostly clear
8
+2
+3
8 December, sun
+2
+3
Feels like
−7
768 mmHg
82%
8.4
m/s
NE
+1
Climate normal
+5
+2
8 December, Sunday. day, 2°; night, 3°; mostly clear
9
+11
+11
9 December, mon
+11
+11
Feels like
−5
754 mmHg
91%
17.5
m/s
E
+7
Climate normal
+5
+3
9 December, Monday. day, 11°; night, 11°; heavy rain
10
+7
+1
10 December, tue
+7
+1
Feels like
−7
741 mmHg
79%
15
m/s
W
+6
Climate normal
+5
+3
10 December, Tuesday. day, 7°; night, 1°; light rain
11
+2
−1
11 December, wed
+2
−1
Feels like
−11
749 mmHg
72%
13.9
m/s
NW
+1
Climate normal
+5
+3
11 December, Wednesday. day, 2°; night, -1°; mostly clear
12
0
−4
12 December, thu
0
−4
Feels like
−10
755 mmHg
83%
9.4
m/s
N
0
Climate normal
+6
+3
12 December, Thursday. day, 0°; night, -4°; mostly clear
13
−2
−3
13 December, fri
−2
−3
Feels like
−12
757 mmHg
85%
8.8
m/s
NW
0
Climate normal
+3
+1
13 December, Friday. day, -2°; night, -3°; clear
14
+1
0
14 December, sat
+1
0
Feels like
−6
759 mmHg
80%
4.5
m/s
N
0
Climate normal
+6
+2
14 December, Saturday. day, 1°; night, 0°; mostly clear
15
+5
+6
15 December, sun
+5
+6
Feels like
−3
762 mmHg
88%
7.6
m/s
SW
+4
Climate normal
+4
+3
15 December, Sunday. day, 5°; night, 6°; clear
16
+8
+5
16 December, mon
+8
+5
Feels like
−1
759 mmHg
79%
9.6
m/s
W
+7
Climate normal
+2
+1
16 December, Monday. day, 8°; night, 5°; partly cloudy
17
+8
+8
17 December, tue
+8
+8
Feels like
+1
761 mmHg
74%
5.7
m/s
W
+7
Climate normal
+3
0
17 December, Tuesday. day, 8°; night, 8°; mostly clear
18
+12
+12
18 December, wed
+12
+12
Feels like
+5
756 mmHg
90%
8.7
m/s
SW
+10
Climate normal
+6
+2
18 December, Wednesday. day, 12°; night, 12°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
19
+2
+2
19 December, thu
+2
+2
Feels like
−4
761 mmHg
67%
7.4
m/s
NW
+9
19 December, Thursday. day, 2°; night, 2°; clear
20
+4
0
20 December, fri
+4
0
Feels like
−2
761 mmHg
75%
6.8
m/s
NW
+9
20 December, Friday. day, 4°; night, 0°; clear
21
+7
+4
21 December, sat
+7
+4
Feels like
+1
758 mmHg
77%
7.5
m/s
W
+9
21 December, Saturday. day, 7°; night, 4°; clear
Average for 30 days
12
sunny days
9
days with precipitation
9
cloudy days
12 sunny days; 9 days with precipitation; 9 cloudy days;
79
%
air humidity
8.6
m/s
Wind
W
54
mm of precipitation
(6% of annual average)
+7
°C
Water temperature
air humidity 79%; 54 millimeters of precipitation (6% of annual average); Wind westerly 8.6 Meters per second; Water temperature +7°
Forecast in graphs
Temperature
Water temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NW
E
E
S
W
W
W
W
W
NE
W
W
NW
W
W
NW
W
NW
NW
NE
E
W
NW
N
NW
N
SW
W
W
SW
19
Average data for 10 years
20
21
22
23
24
25
26
27
28
29
30
1
December
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Daytime temperature
Night-time temperature
