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Monthly weather forecast in Greenwich
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
18
August
+24
+22
18 August, sun
+24
+22
Feels like
+23
754 mmHg
84%
4.9
m/s
SE
+24
Climate normal
+27
+22
18 August, Sunday. day, 24°; night, 22°; heavy rain
19
+29
+18
19 August, mon
+29
+18
Feels like
+26
751 mmHg
75%
4.3
m/s
W
+25
Climate normal
+27
+23
19 August, Monday. day, 29°; night, 18°; rain
20
+23
+14
20 August, tue
+23
+14
Feels like
+19
754 mmHg
59%
4.9
m/s
NW
+24
Climate normal
+26
+22
20 August, Tuesday. day, 23°; night, 14°; light rain
21
+22
+13
21 August, wed
+22
+13
Feels like
+17
759 mmHg
54%
5.2
m/s
W
+24
Climate normal
+25
+22
21 August, Wednesday. day, 22°; night, 13°; light rain
22
+24
+15
22 August, thu
+24
+15
Feels like
+19
762 mmHg
53%
4.5
m/s
W
+24
Climate normal
+24
+21
22 August, Thursday. day, 24°; night, 15°; partly cloudy
23
+27
+17
23 August, fri
+27
+17
Feels like
+23
764 mmHg
50%
3.4
m/s
W
+24
Climate normal
+24
+20
23 August, Friday. day, 27°; night, 17°; mostly clear
24
+28
+19
24 August, sat
+28
+19
Feels like
+24
763 mmHg
56%
3.6
m/s
SW
+24
Climate normal
+26
+21
24 August, Saturday. day, 28°; night, 19°; partly cloudy
25
+29
+20
25 August, sun
+29
+20
Feels like
+25
762 mmHg
57%
4.3
m/s
SW
+24
Climate normal
+26
+21
25 August, Sunday. day, 29°; night, 20°; light rain
26
+29
+21
26 August, mon
+29
+21
Feels like
+27
761 mmHg
62%
4.9
m/s
S
+24
Climate normal
+25
+21
26 August, Monday. day, 29°; night, 21°; light rain
27
+30
+22
27 August, tue
+30
+22
Feels like
+27
758 mmHg
65%
4.9
m/s
SW
+23
Climate normal
+24
+21
27 August, Tuesday. day, 30°; night, 22°; light rain
28
+29
+20
28 August, wed
+29
+20
Feels like
+25
758 mmHg
60%
5.3
m/s
NW
Climate normal
+25
+21
28 August, Wednesday. day, 29°; night, 20°; partly cloudy
29
+30
+22
29 August, thu
+30
+22
Feels like
+26
757 mmHg
59%
4.9
m/s
W
Climate normal
+26
+20
29 August, Thursday. day, 30°; night, 22°; partly cloudy
30
+29
+14
30 August, fri
+29
+14
Feels like
+25
755 mmHg
67%
4.4
m/s
NW
Climate normal
+26
+21
30 August, Friday. day, 29°; night, 14°; light rain
31
+23
+13
31 August, sat
+23
+13
Feels like
+17
750 mmHg
85%
2.4
m/s
NW
Climate normal
+26
+22
31 August, Saturday. day, 23°; night, 13°; rain
1 September
+25
+12
1 September, sun
+25
+12
Feels like
+16
753 mmHg
69%
2.5
m/s
SW
Climate normal
+25
+22
1 September, Sunday. day, 25°; night, 12°; rain
2
+24
+10
2 September, mon
+24
+10
Feels like
+17
753 mmHg
65%
3.5
m/s
S
Climate normal
+25
+21
2 September, Monday. day, 24°; night, 10°; clear
3
+23
+15
3 September, tue
+23
+15
Feels like
+17
751 mmHg
61%
2.9
m/s
S
Climate normal
+25
+21
3 September, Tuesday. day, 23°; night, 15°; clear
4
+27
+17
4 September, wed
+27
+17
Feels like
+20
750 mmHg
60%
2.7
m/s
W
Climate normal
+25
+21
4 September, Wednesday. day, 27°; night, 17°; clear
5
+28
+20
5 September, thu
+28
+20
Feels like
+23
749 mmHg
62%
3.1
m/s
SW
Climate normal
+23
+20
5 September, Thursday. day, 28°; night, 20°; clear
6
+28
+19
6 September, fri
+28
+19
Feels like
+22
746 mmHg
63%
4.2
m/s
W
Climate normal
+23
+19
6 September, Friday. day, 28°; night, 19°; clear
7
+29
+16
7 September, sat
+29
+16
Feels like
+24
747 mmHg
82%
2.3
m/s
NW
Climate normal
+25
+20
7 September, Saturday. day, 29°; night, 16°; rain
8
+26
+17
8 September, sun
+26
+17
Feels like
+21
747 mmHg
75%
2.4
m/s
S
Climate normal
+23
+19
8 September, Sunday. day, 26°; night, 17°; mostly clear
9
+26
+19
9 September, mon
+26
+19
Feels like
+22
748 mmHg
69%
3
m/s
S
Climate normal
+23
+20
9 September, Monday. day, 26°; night, 19°; partly cloudy
10
+26
+18
10 September, tue
+26
+18
Feels like
+21
748 mmHg
62%
3.1
m/s
S
Climate normal
+23
+19
10 September, Tuesday. day, 26°; night, 18°; mostly clear
11
+26
+19
11 September, wed
+26
+19
Feels like
+20
748 mmHg
62%
4.6
m/s
SE
Climate normal
+23
+20
11 September, Wednesday. day, 26°; night, 19°; clear
12
+21
+20
12 September, thu
+21
+20
Feels like
+18
745 mmHg
65%
4.3
m/s
S
Climate normal
+23
+18
12 September, Thursday. day, 21°; night, 20°; partly cloudy
13
+26
+18
13 September, fri
+26
+18
Feels like
+23
744 mmHg
73%
3.4
m/s
W
Climate normal
+23
+18
13 September, Friday. day, 26°; night, 18°; partly cloudy
14
+26
+17
14 September, sat
+26
+17
Feels like
+19
747 mmHg
77%
3.6
m/s
NW
Climate normal
+24
+19
14 September, Saturday. day, 26°; night, 17°; clear
15
+22
+18
15 September, sun
+22
+18
Feels like
+17
750 mmHg
67%
4.1
m/s
E
Climate normal
+21
+19
15 September, Sunday. day, 22°; night, 18°; partly cloudy
16
+22
+19
16 September, mon
+22
+19
Feels like
+15
746 mmHg
41%
5.3
m/s
SE
Climate normal
+20
+17
16 September, Monday. day, 22°; night, 19°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
17
+21
+16
17 September, tue
+21
+16
Feels like
+21
759 mmHg
66%
4
m/s
S
+23
17 September, Tuesday. day, 21°; night, 16°; clear
18
+21
+18
18 September, wed
+21
+18
Feels like
+20
758 mmHg
68%
5.5
m/s
SE
+23
18 September, Wednesday. day, 21°; night, 18°; clear
19
+21
+18
19 September, thu
+21
+18
Feels like
+19
758 mmHg
68%
5.3
m/s
N
+22
19 September, Thursday. day, 21°; night, 18°; partly cloudy
20
+21
+17
20 September, fri
+21
+17
Feels like
+21
758 mmHg
73%
4.5
m/s
E
+22
20 September, Friday. day, 21°; night, 17°; clear
21
+23
+18
21 September, sat
+23
+18
Feels like
+22
757 mmHg
68%
4.5
m/s
NW
+23
21 September, Saturday. day, 23°; night, 18°; partly cloudy
Average for 30 days
16
sunny days
5
days with precipitation
9
cloudy days
16 sunny days; 5 days with precipitation; 9 cloudy days;
65
%
air humidity
3.9
m/s
Wind
W
32
mm of precipitation
(4% of annual average)
+24
°C
Water temperature
air humidity 65%; 32 millimeters of precipitation (4% of annual average); Wind westerly 3.9 Meters per second; Water temperature +24°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SE
W
NW
W
W
W
SW
SW
S
SW
NW
W
NW
NW
SW
S
S
W
SW
W
NW
S
S
S
SE
S
W
NW
E
SE
18
Average data for 10 years
19
20
21
22
23
24
25
26
27
28
29
30
31
1
September
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Daytime temperature
Night-time temperature
