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Monthly weather forecast in Belfast
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
8
+15
+13
8 September, sun
+15
+13
Feels like
+13
756 mmHg
81%
6.9
m/s
SW
+15
8 September, Sunday. day, 15°; night, 13°; overcast
9
+16
+14
9 September, mon
+16
+14
Feels like
+12
753 mmHg
83%
8.6
m/s
S
+15
9 September, Monday. day, 16°; night, 14°; rain
10
+15
+13
10 September, tue
+15
+13
Feels like
+12
753 mmHg
81%
7.5
m/s
SW
+14
10 September, Tuesday. day, 15°; night, 13°; rain
11
+15
+13
11 September, wed
+15
+13
Feels like
+11
753 mmHg
80%
9.3
m/s
SW
+14
11 September, Wednesday. day, 15°; night, 13°; rain
12
+15
+12
12 September, thu
+15
+12
Feels like
+11
755 mmHg
81%
8.6
m/s
SW
+14
12 September, Thursday. day, 15°; night, 12°; overcast
13
+14
+13
13 September, fri
+14
+13
Feels like
+10
756 mmHg
81%
7.5
m/s
NW
+14
13 September, Friday. day, 14°; night, 13°; rain
14
September
+17
+13
14 September, sat
+17
+13
Feels like
+11
762 mmHg
81%
8.7
m/s
SW
+15
Climate normal
+14
+13
14 September, Saturday. day, 17°; night, 13°; light rain
15
+17
+9
15 September, sun
+17
+9
Feels like
+12
763 mmHg
75%
5.5
m/s
W
+15
Climate normal
+14
+12
15 September, Sunday. day, 17°; night, 9°; light rain
16
+18
+11
16 September, mon
+18
+11
Feels like
+13
767 mmHg
81%
4.3
m/s
S
+15
Climate normal
+13
+12
16 September, Monday. day, 18°; night, 11°; partly cloudy
17
+19
+10
17 September, tue
+19
+10
Feels like
+15
769 mmHg
83%
3.6
m/s
SE
+15
Climate normal
+13
+11
17 September, Tuesday. day, 19°; night, 10°; mostly clear
18
+17
+10
18 September, wed
+17
+10
Feels like
+12
768 mmHg
77%
3.9
m/s
E
+15
Climate normal
+14
+12
18 September, Wednesday. day, 17°; night, 10°; partly cloudy
19
+17
+12
19 September, thu
+17
+12
Feels like
+12
766 mmHg
81%
3.8
m/s
NE
+15
Climate normal
+14
+12
19 September, Thursday. day, 17°; night, 12°; mostly clear
20
+18
+12
20 September, fri
+18
+12
Feels like
+14
764 mmHg
80%
4.3
m/s
NE
+15
Climate normal
+14
+13
20 September, Friday. day, 18°; night, 12°; light rain
21
+17
+12
21 September, sat
+17
+12
Feels like
+13
762 mmHg
81%
4.3
m/s
NE
+15
Climate normal
+14
+13
21 September, Saturday. day, 17°; night, 12°; partly cloudy
22
+17
+10
22 September, sun
+17
+10
Feels like
+13
760 mmHg
79%
4
m/s
E
+15
Climate normal
+14
+12
22 September, Sunday. day, 17°; night, 10°; light rain
23
+17
+10
23 September, mon
+17
+10
Feels like
+11
759 mmHg
80%
3.3
m/s
NE
+15
Climate normal
+13
+12
23 September, Monday. day, 17°; night, 10°; partly cloudy
24
+16
+11
24 September, tue
+16
+11
Feels like
+10
760 mmHg
75%
4.5
m/s
NE
Climate normal
+14
+12
24 September, Tuesday. day, 16°; night, 11°; partly cloudy
25
+17
+12
25 September, wed
+17
+12
Feels like
+12
759 mmHg
72%
4.5
m/s
SW
Climate normal
+13
+12
25 September, Wednesday. day, 17°; night, 12°; partly cloudy
26
+17
+15
26 September, thu
+17
+15
Feels like
+5
755 mmHg
72%
13.8
m/s
SW
Climate normal
+15
+13
26 September, Thursday. day, 17°; night, 15°; rain
27
+15
+15
27 September, fri
+15
+15
Feels like
+11
756 mmHg
74%
6.3
m/s
SW
Climate normal
+15
+14
27 September, Friday. day, 15°; night, 15°; mostly clear
28
+16
+13
28 September, sat
+16
+13
Feels like
+15
757 mmHg
86%
1.3
m/s
S
Climate normal
+15
+14
28 September, Saturday. day, 16°; night, 13°; partly cloudy
29
+16
+14
29 September, sun
+16
+14
Feels like
+13
758 mmHg
91%
4.7
m/s
E
Climate normal
+14
+12
29 September, Sunday. day, 16°; night, 14°; partly cloudy
30
+16
+17
30 September, mon
+16
+17
Feels like
+8
753 mmHg
81%
10.3
m/s
E
Climate normal
+13
+12
30 September, Monday. day, 16°; night, 17°; rain
1 October
+16
+14
1 October, tue
+16
+14
Feels like
+9
755 mmHg
84%
9
m/s
S
Climate normal
+13
+11
1 October, Tuesday. day, 16°; night, 14°; light rain
2
+14
+14
2 October, wed
+14
+14
Feels like
+10
764 mmHg
90%
6.1
m/s
NW
Climate normal
+13
+12
2 October, Wednesday. day, 14°; night, 14°; light rain
3
+15
+15
3 October, thu
+15
+15
Feels like
+12
766 mmHg
77%
5.3
m/s
E
Climate normal
+12
+11
3 October, Thursday. day, 15°; night, 15°; partly cloudy
4
+15
+15
4 October, fri
+15
+15
Feels like
+12
764 mmHg
83%
5.8
m/s
SE
Climate normal
+13
+11
4 October, Friday. day, 15°; night, 15°; partly cloudy
5
+15
+15
5 October, sat
+15
+15
Feels like
+12
760 mmHg
91%
5.5
m/s
SE
Climate normal
+13
+11
5 October, Saturday. day, 15°; night, 15°; partly cloudy
6
+16
+15
6 October, sun
+16
+15
Feels like
+13
758 mmHg
85%
5.4
m/s
SE
Climate normal
+13
+11
6 October, Sunday. day, 16°; night, 15°; partly cloudy
7
+16
+15
7 October, mon
+16
+15
Feels like
+12
757 mmHg
88%
5.5
m/s
E
Climate normal
+13
+11
7 October, Monday. day, 16°; night, 15°; partly cloudy
8
+16
+15
8 October, tue
+16
+15
Feels like
+12
761 mmHg
80%
5.5
m/s
SE
Climate normal
+13
+12
8 October, Tuesday. day, 16°; night, 15°; partly cloudy
9
+15
+14
9 October, wed
+15
+14
Feels like
+11
761 mmHg
82%
6.4
m/s
E
Climate normal
+12
+11
9 October, Wednesday. day, 15°; night, 14°; partly cloudy
10
+17
+16
10 October, thu
+17
+16
Feels like
+9
754 mmHg
85%
10
m/s
E
Climate normal
+13
+12
10 October, Thursday. day, 17°; night, 16°; light rain
11
+15
+13
11 October, fri
+15
+13
Feels like
+9
756 mmHg
90%
7.7
m/s
SW
Climate normal
+12
+11
11 October, Friday. day, 15°; night, 13°; light rain
12
+13
+14
12 October, sat
+13
+14
Feels like
+5
759 mmHg
84%
9.6
m/s
SW
Climate normal
+12
+11
12 October, Saturday. day, 13°; night, 14°; light rain
Average for 30 days
3
sunny days
12
days with precipitation
15
cloudy days
3 sunny days; 12 days with precipitation; 15 cloudy days;
82
%
air humidity
6.1
m/s
Wind
E
7
mm of precipitation
(1% of annual average)
+15
°C
Water temperature
air humidity 82%; 7 millimeters of precipitation (1% of annual average); Wind easterly 6.1 Meters per second; Water temperature +15°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
W
S
SE
E
NE
NE
NE
E
NE
NE
SW
SW
SW
S
E
E
S
NW
E
SE
SE
SE
E
SE
E
E
SW
SW
W
14
Average data for 10 years
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
Daytime temperature
Night-time temperature
