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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
+7
+6
26 December, thu
+7
+6
Feels like
0
751 mmHg
81%
10.8
m/s
SW
+10
26 December, Thursday. day, 7°; night, 6°; rain
27
December
+10
+8
27 December, fri
+10
+8
Feels like
+6
768 mmHg
93%
3.6
m/s
SW
+10
Climate normal
+6
+6
27 December, Friday. day, 10°; night, 8°; light rain
28
+10
+7
28 December, sat
+10
+7
Feels like
+5
765 mmHg
90%
5.2
m/s
SW
+10
Climate normal
+7
+6
28 December, Saturday. day, 10°; night, 7°; overcast
29
+10
+10
29 December, sun
+10
+10
Feels like
+2
762 mmHg
83%
8.1
m/s
W
+10
Climate normal
+8
+7
29 December, Sunday. day, 10°; night, 10°; overcast
30
+11
+9
30 December, mon
+11
+9
Feels like
+2
757 mmHg
86%
12.7
m/s
SW
+10
Climate normal
+8
+7
30 December, Monday. day, 11°; night, 9°; light rain
31
+10
+7
31 December, tue
+10
+7
Feels like
0
749 mmHg
81%
13.1
m/s
W
+10
Climate normal
+8
+7
31 December, Tuesday. day, 10°; night, 7°; rain
1 January
+7
+5
1 January, wed
+7
+5
Feels like
−4
745 mmHg
83%
12.1
m/s
SW
+10
Climate normal
+8
+5
1 January, Wednesday. day, 7°; night, 5°; heavy rain
2
+7
+4
2 January, thu
+7
+4
Feels like
−2
754 mmHg
81%
8.8
m/s
W
+10
Climate normal
+6
+5
2 January, Thursday. day, 7°; night, 4°; light rain
3
+6
+3
3 January, fri
+6
+3
Feels like
−1
759 mmHg
86%
7.1
m/s
SW
+10
Climate normal
+6
+6
3 January, Friday. day, 6°; night, 3°; mostly clear
4
+5
+2
4 January, sat
+5
+2
Feels like
−3
754 mmHg
85%
7.1
m/s
W
+10
Climate normal
+6
+5
4 January, Saturday. day, 5°; night, 2°; sleet
5
+3
+1
5 January, sun
+3
+1
Feels like
−4
757 mmHg
84%
6.3
m/s
W
+10
Climate normal
+7
+6
5 January, Sunday. day, 3°; night, 1°; sleet
6
+5
+2
6 January, mon
+5
+2
Feels like
−4
759 mmHg
83%
8.2
m/s
W
+10
Climate normal
+7
+6
6 January, Monday. day, 5°; night, 2°; sleet
7
+4
−2
7 January, tue
+4
−2
Feels like
−5
759 mmHg
83%
7
m/s
W
Climate normal
+7
+6
7 January, Tuesday. day, 4°; night, -2°; overcast
8
+3
+7
8 January, wed
+3
+7
Feels like
−6
759 mmHg
83%
5.1
m/s
W
Climate normal
+7
+6
8 January, Wednesday. day, 3°; night, 7°; overcast
9
+9
+9
9 January, thu
+9
+9
Feels like
+2
739 mmHg
92%
8.8
m/s
SW
Climate normal
+7
+6
9 January, Thursday. day, 9°; night, 9°; rain
10
+9
+8
10 January, fri
+9
+8
Feels like
−3
733 mmHg
91%
16
m/s
E
Climate normal
+7
+5
10 January, Friday. day, 9°; night, 8°; rain
11
+7
+4
11 January, sat
+7
+4
Feels like
−9
737 mmHg
87%
19.5
m/s
E
Climate normal
+7
+6
11 January, Saturday. day, 7°; night, 4°; rain
12
+3
+1
12 January, sun
+3
+1
Feels like
−9
750 mmHg
78%
14.8
m/s
NE
Climate normal
+7
+6
12 January, Sunday. day, 3°; night, 1°; light rain
13
+2
+1
13 January, mon
+2
+1
Feels like
−6
756 mmHg
70%
7
m/s
NE
Climate normal
+6
+6
13 January, Monday. day, 2°; night, 1°; partly cloudy
14
+2
+1
14 January, tue
+2
+1
Feels like
−6
758 mmHg
61%
5.7
m/s
E
Climate normal
+7
+5
14 January, Tuesday. day, 2°; night, 1°; partly cloudy
15
+2
+1
15 January, wed
+2
+1
Feels like
−5
757 mmHg
59%
5
m/s
E
Climate normal
+8
+6
15 January, Wednesday. day, 2°; night, 1°; mostly clear
16
+3
+2
16 January, thu
+3
+2
Feels like
−7
755 mmHg
72%
10
m/s
E
Climate normal
+7
+7
16 January, Thursday. day, 3°; night, 2°; mostly clear
17
+3
+2
17 January, fri
+3
+2
Feels like
−4
757 mmHg
72%
4.9
m/s
NW
Climate normal
+7
+6
17 January, Friday. day, 3°; night, 2°; partly cloudy
18
+5
+5
18 January, sat
+5
+5
Feels like
−4
749 mmHg
86%
11.1
m/s
NW
Climate normal
+7
+6
18 January, Saturday. day, 5°; night, 5°; rain
19
+8
+10
19 January, sun
+8
+10
Feels like
−5
750 mmHg
84%
13.7
m/s
S
Climate normal
+6
+5
19 January, Sunday. day, 8°; night, 10°; light rain
20
+8
+8
20 January, mon
+8
+8
Feels like
−4
745 mmHg
76%
15.9
m/s
W
Climate normal
+5
+5
20 January, Monday. day, 8°; night, 8°; light rain
21
+8
+7
21 January, tue
+8
+7
Feels like
−5
750 mmHg
69%
15.9
m/s
W
Climate normal
+6
+5
21 January, Tuesday. day, 8°; night, 7°; partly cloudy
22
+7
+5
22 January, wed
+7
+5
Feels like
−5
757 mmHg
73%
14.4
m/s
W
Climate normal
+7
+6
22 January, Wednesday. day, 7°; night, 5°; partly cloudy
23
+5
+4
23 January, thu
+5
+4
Feels like
−3
760 mmHg
73%
8.3
m/s
NW
Climate normal
+7
+5
23 January, Thursday. day, 5°; night, 4°; mostly clear
24
+4
+3
24 January, fri
+4
+3
Feels like
−3
766 mmHg
68%
7.1
m/s
N
Climate normal
+8
+6
24 January, Friday. day, 4°; night, 3°; clear
25
+4
+4
25 January, sat
+4
+4
Feels like
−2
768 mmHg
68%
5.1
m/s
NW
Climate normal
+9
+7
25 January, Saturday. day, 4°; night, 4°; mostly clear
Average for 30 days
7
sunny days
14
days with precipitation
9
cloudy days
7 sunny days; 14 days with precipitation; 9 cloudy days;
79
%
air humidity
9.6
m/s
Wind
W
26
mm of precipitation
(3% of annual average)
+10
°C
Water temperature
air humidity 79%; 26 millimeters of precipitation (3% of annual average); Wind westerly 9.6 Meters per second; Water temperature +10°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
W
SW
W
SW
W
SW
W
W
W
W
W
SW
E
E
NE
NE
E
E
E
NW
NW
S
W
W
W
NW
N
NW
27
Average data for 10 years
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
25
Daytime temperature
Night-time temperature
