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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
22
+8
+7
22 December, sun
+8
+7
Feels like
+2
751 mmHg
85%
9.8
m/s
SW
+10
22 December, Sunday. day, 8°; night, 7°; overcast
23
+7
+7
23 December, mon
+7
+7
Feels like
−1
749 mmHg
80%
11.1
m/s
SW
+10
23 December, Monday. day, 7°; night, 7°; rain
24
+7
+6
24 December, tue
+7
+6
Feels like
+1
752 mmHg
81%
9.6
m/s
SW
+10
24 December, Tuesday. day, 7°; night, 6°; rain
25
+7
+6
25 December, wed
+7
+6
Feels like
+2
751 mmHg
85%
8
m/s
SW
+10
25 December, Wednesday. day, 7°; night, 6°; rain
26
December
+10
+9
26 December, thu
+10
+9
Feels like
+6
769 mmHg
90%
3.6
m/s
S
+10
Climate normal
+7
+6
26 December, Thursday. day, 10°; night, 9°; overcast
27
+11
+9
27 December, fri
+11
+9
Feels like
+7
768 mmHg
91%
3.9
m/s
SW
+10
Climate normal
+6
+6
27 December, Friday. day, 11°; night, 9°; overcast
28
+10
+6
28 December, sat
+10
+6
Feels like
+5
765 mmHg
87%
4.8
m/s
W
+10
Climate normal
+7
+6
28 December, Saturday. day, 10°; night, 6°; light rain
29
+10
+9
29 December, sun
+10
+9
Feels like
+2
762 mmHg
84%
8.4
m/s
SW
+10
Climate normal
+8
+7
29 December, Sunday. day, 10°; night, 9°; overcast
30
+10
+10
30 December, mon
+10
+10
Feels like
+2
755 mmHg
84%
11
m/s
SW
+10
Climate normal
+8
+7
30 December, Monday. day, 10°; night, 10°; light rain
31
+10
+6
31 December, tue
+10
+6
Feels like
−1
746 mmHg
80%
13
m/s
W
+10
Climate normal
+8
+7
31 December, Tuesday. day, 10°; night, 6°; light rain
1 January
+6
+4
1 January, wed
+6
+4
Feels like
−3
751 mmHg
80%
8.8
m/s
NW
+10
Climate normal
+8
+5
1 January, Wednesday. day, 6°; night, 4°; partly cloudy
2
+5
+3
2 January, thu
+5
+3
Feels like
−3
755 mmHg
78%
7.8
m/s
W
+10
Climate normal
+6
+5
2 January, Thursday. day, 5°; night, 3°; sleet
3
+6
+4
3 January, fri
+6
+4
Feels like
−3
757 mmHg
86%
7
m/s
SW
+10
Climate normal
+6
+6
3 January, Friday. day, 6°; night, 4°; partly cloudy
4
+7
+5
4 January, sat
+7
+5
Feels like
−1
757 mmHg
89%
7.8
m/s
SW
+10
Climate normal
+6
+5
4 January, Saturday. day, 7°; night, 5°; rain
5
+9
+8
5 January, sun
+9
+8
Feels like
−4
756 mmHg
86%
15.3
m/s
SW
Climate normal
+7
+6
5 January, Sunday. day, 9°; night, 8°; light rain
6
+9
+9
6 January, mon
+9
+9
Feels like
+3
753 mmHg
82%
7.7
m/s
SW
Climate normal
+7
+6
6 January, Monday. day, 9°; night, 9°; overcast
7
+10
+10
7 January, tue
+10
+10
Feels like
+5
752 mmHg
82%
6.6
m/s
SW
Climate normal
+7
+6
7 January, Tuesday. day, 10°; night, 10°; partly cloudy
8
+11
+12
8 January, wed
+11
+12
Feels like
+2
753 mmHg
90%
12.5
m/s
S
Climate normal
+7
+6
8 January, Wednesday. day, 11°; night, 12°; partly cloudy
9
+11
+10
9 January, thu
+11
+10
Feels like
+2
754 mmHg
88%
11.9
m/s
S
Climate normal
+7
+6
9 January, Thursday. day, 11°; night, 10°; rain
10
+11
+13
10 January, fri
+11
+13
Feels like
+1
755 mmHg
88%
13.7
m/s
S
Climate normal
+7
+5
10 January, Friday. day, 11°; night, 13°; rain
11
+13
+12
11 January, sat
+13
+12
Feels like
+5
754 mmHg
93%
12.3
m/s
S
Climate normal
+7
+6
11 January, Saturday. day, 13°; night, 12°; light rain
12
+11
+9
12 January, sun
+11
+9
Feels like
+2
754 mmHg
87%
10.8
m/s
SW
Climate normal
+7
+6
12 January, Sunday. day, 11°; night, 9°; light rain
13
+12
+9
13 January, mon
+12
+9
Feels like
−1
745 mmHg
84%
16.4
m/s
S
Climate normal
+6
+6
13 January, Monday. day, 12°; night, 9°; rain
14
+8
+7
14 January, tue
+8
+7
Feels like
+3
747 mmHg
85%
6.4
m/s
SW
Climate normal
+7
+5
14 January, Tuesday. day, 8°; night, 7°; mostly clear
15
+7
+7
15 January, wed
+7
+7
Feels like
+1
754 mmHg
77%
4.2
m/s
NW
Climate normal
+8
+6
15 January, Wednesday. day, 7°; night, 7°; mostly clear
16
+12
+10
16 January, thu
+12
+10
Feels like
+1
744 mmHg
89%
14.3
m/s
SW
Climate normal
+7
+7
16 January, Thursday. day, 12°; night, 10°; rain
17
+10
+10
17 January, fri
+10
+10
Feels like
+1
741 mmHg
83%
11.3
m/s
S
Climate normal
+7
+6
17 January, Friday. day, 10°; night, 10°; partly cloudy
18
+10
+8
18 January, sat
+10
+8
Feels like
+1
741 mmHg
84%
12.1
m/s
W
Climate normal
+7
+6
18 January, Saturday. day, 10°; night, 8°; light rain
19
+11
+12
19 January, sun
+11
+12
Feels like
−3
745 mmHg
81%
16.9
m/s
S
Climate normal
+6
+5
19 January, Sunday. day, 11°; night, 12°; light rain
20
+12
+12
20 January, mon
+12
+12
Feels like
−2
748 mmHg
81%
19
m/s
S
Climate normal
+5
+5
20 January, Monday. day, 12°; night, 12°; light rain
21
+11
+8
21 January, tue
+11
+8
Feels like
−1
752 mmHg
86%
17
m/s
S
Climate normal
+6
+5
21 January, Tuesday. day, 11°; night, 8°; rain
22
+9
+9
22 January, wed
+9
+9
Feels like
0
760 mmHg
79%
12
m/s
S
Climate normal
+7
+6
22 January, Wednesday. day, 9°; night, 9°; clear
23
+11
+9
23 January, thu
+11
+9
Feels like
0
752 mmHg
86%
13.8
m/s
S
Climate normal
+7
+5
23 January, Thursday. day, 11°; night, 9°; rain
24
+11
+10
24 January, fri
+11
+10
Feels like
−3
750 mmHg
86%
17.8
m/s
S
Climate normal
+8
+6
24 January, Friday. day, 11°; night, 10°; rain
Average data for 10 years
Next, the average data for 10 years
25
+9
+7
25 January, sat
+9
+7
Feels like
+1
753 mmHg
83%
12
m/s
SW
+8
25 January, Saturday. day, 9°; night, 7°; rain
Average for 30 days
3
sunny days
18
days with precipitation
9
cloudy days
3 sunny days; 18 days with precipitation; 9 cloudy days;
85
%
air humidity
10.9
m/s
Wind
S
23
mm of precipitation
(3% of annual average)
+10
°C
Water temperature
air humidity 85%; 23 millimeters of precipitation (3% of annual average); Wind southerly 10.9 Meters per second; Water temperature +10°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
S
SW
W
SW
SW
W
NW
W
SW
SW
SW
SW
SW
S
S
S
S
SW
S
SW
NW
SW
S
W
S
S
S
S
S
S
26
Average data for 10 years
27
28
29
30
31
1
January
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Daytime temperature
Night-time temperature