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Monthly weather forecast in Portrush
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
15
December
+12
+11
15 December, sun
+12
+11
Feels like
+1
764 mmHg
86%
13.3
m/s
SW
+11
Climate normal
+8
+8
15 December, Sunday. day, 12°; night, 11°; overcast
16
+11
+9
16 December, mon
+11
+9
Feels like
+1
765 mmHg
82%
12
m/s
SW
+10
Climate normal
+8
+8
16 December, Monday. day, 11°; night, 9°; overcast
17
+13
+11
17 December, tue
+13
+11
Feels like
0
753 mmHg
88%
15.5
m/s
S
+10
Climate normal
+8
+7
17 December, Tuesday. day, 13°; night, 11°; light rain
18
+10
+7
18 December, wed
+10
+7
Feels like
−1
746 mmHg
82%
13.2
m/s
W
+10
Climate normal
+8
+8
18 December, Wednesday. day, 10°; night, 7°; rain
19
+8
+7
19 December, thu
+8
+7
Feels like
−5
757 mmHg
72%
16.4
m/s
NW
+10
Climate normal
+8
+7
19 December, Thursday. day, 8°; night, 7°; rain
20
+9
+8
20 December, fri
+9
+8
Feels like
−2
757 mmHg
85%
13
m/s
W
+10
Climate normal
+8
+7
20 December, Friday. day, 9°; night, 8°; rain
21
+10
+9
21 December, sat
+10
+9
Feels like
−1
756 mmHg
84%
14.3
m/s
SW
+10
Climate normal
+8
+7
21 December, Saturday. day, 10°; night, 9°; rain
22
+9
+7
22 December, sun
+9
+7
Feels like
−4
756 mmHg
80%
15.3
m/s
W
+10
Climate normal
+8
+7
22 December, Sunday. day, 9°; night, 7°; rain
23
+9
+10
23 December, mon
+9
+10
Feels like
−4
757 mmHg
81%
15.4
m/s
W
+10
Climate normal
+8
+7
23 December, Monday. day, 9°; night, 10°; light rain
24
+11
+8
24 December, tue
+11
+8
Feels like
−3
755 mmHg
83%
17.2
m/s
W
+10
Climate normal
+7
+7
24 December, Tuesday. day, 11°; night, 8°; light rain
25
+9
+9
25 December, wed
+9
+9
Feels like
−4
756 mmHg
78%
15.1
m/s
W
+8
Climate normal
+7
+6
25 December, Wednesday. day, 9°; night, 9°; light rain
26
+10
+10
26 December, thu
+10
+10
Feels like
−2
755 mmHg
83%
16.1
m/s
W
+9
Climate normal
+7
+6
26 December, Thursday. day, 10°; night, 10°; overcast
27
+10
+8
27 December, fri
+10
+8
Feels like
−1
753 mmHg
81%
14.1
m/s
W
+9
Climate normal
+7
+6
27 December, Friday. day, 10°; night, 8°; rain
28
+8
+6
28 December, sat
+8
+6
Feels like
+1
761 mmHg
72%
8.2
m/s
SW
+7
Climate normal
+7
+6
28 December, Saturday. day, 8°; night, 6°; partly cloudy
29
+11
+9
29 December, sun
+11
+9
Feels like
+1
743 mmHg
86%
14.2
m/s
S
+9
Climate normal
+8
+7
29 December, Sunday. day, 11°; night, 9°; rain
30
+8
+8
30 December, mon
+8
+8
Feels like
−3
748 mmHg
74%
13.4
m/s
W
+7
Climate normal
+8
+7
30 December, Monday. day, 8°; night, 8°; rain
31
+10
+8
31 December, tue
+10
+8
Feels like
−3
736 mmHg
84%
17.5
m/s
SW
+9
Climate normal
+8
+7
31 December, Tuesday. day, 10°; night, 8°; rain
1 January
+8
+9
1 January, wed
+8
+9
Feels like
+1
731 mmHg
83%
8.5
m/s
SW
+7
Climate normal
+8
+6
1 January, Wednesday. day, 8°; night, 9°; rain
2
+8
+10
2 January, thu
+8
+10
Feels like
−8
738 mmHg
80%
21
m/s
S
+7
Climate normal
+7
+6
2 January, Thursday. day, 8°; night, 10°; rain
3
+9
+8
3 January, fri
+9
+8
Feels like
−7
739 mmHg
73%
18.9
m/s
W
+8
Climate normal
+6
+6
3 January, Friday. day, 9°; night, 8°; light rain
4
+8
+5
4 January, sat
+8
+5
Feels like
−1
749 mmHg
77%
9.4
m/s
SW
+7
Climate normal
+7
+6
4 January, Saturday. day, 8°; night, 5°; rain
5
+7
+8
5 January, sun
+7
+8
Feels like
0
751 mmHg
81%
8.5
m/s
SW
+6
Climate normal
+7
+6
5 January, Sunday. day, 7°; night, 8°; partly cloudy
6
+10
+12
6 January, mon
+10
+12
Feels like
−2
749 mmHg
82%
14.9
m/s
SE
+9
Climate normal
+7
+7
6 January, Monday. day, 10°; night, 12°; partly cloudy
7
+12
+11
7 January, tue
+12
+11
Feels like
−1
749 mmHg
81%
16.4
m/s
SE
+11
Climate normal
+7
+6
7 January, Tuesday. day, 12°; night, 11°; partly cloudy
8
+10
+10
8 January, wed
+10
+10
Feels like
−6
746 mmHg
86%
22.5
m/s
SE
+9
Climate normal
+7
+6
8 January, Wednesday. day, 10°; night, 10°; light rain
9
+9
+8
9 January, thu
+9
+8
Feels like
−5
746 mmHg
73%
18.2
m/s
S
+8
Climate normal
+7
+6
9 January, Thursday. day, 9°; night, 8°; light rain
10
+9
+9
10 January, fri
+9
+9
Feels like
−3
751 mmHg
85%
14.4
m/s
SE
+8
Climate normal
+7
+5
10 January, Friday. day, 9°; night, 9°; rain
11
+9
+10
11 January, sat
+9
+10
Feels like
−6
748 mmHg
87%
18.4
m/s
S
+8
Climate normal
+7
+6
11 January, Saturday. day, 9°; night, 10°; rain
12
+8
+9
12 January, sun
+8
+9
Feels like
−4
757 mmHg
73%
14.7
m/s
SW
+7
Climate normal
+7
+7
12 January, Sunday. day, 8°; night, 9°; light rain
13
+12
+12
13 January, mon
+12
+12
Feels like
0
757 mmHg
88%
16.1
m/s
S
+11
Climate normal
+6
+6
13 January, Monday. day, 12°; night, 12°; light rain
Average data for 10 years
Next, the average data for 10 years
14
+6
+6
14 January, tue
+6
+6
Feels like
−2
748 mmHg
79%
12.8
m/s
SW
+9
14 January, Tuesday. day, 6°; night, 6°; rain
15
+8
+7
15 January, wed
+8
+7
Feels like
0
745 mmHg
81%
14.1
m/s
S
+9
15 January, Wednesday. day, 8°; night, 7°; rain
16
+7
+7
16 January, thu
+7
+7
Feels like
0
749 mmHg
80%
12.5
m/s
S
+9
16 January, Thursday. day, 7°; night, 7°; rain
17
+7
+6
17 January, fri
+7
+6
Feels like
−1
750 mmHg
82%
12.3
m/s
S
+8
17 January, Friday. day, 7°; night, 6°; rain
18
+7
+7
18 January, sat
+7
+7
Feels like
0
752 mmHg
80%
12.8
m/s
SW
+9
18 January, Saturday. day, 7°; night, 7°; rain
Average for 30 days
0
sunny days
23
days with precipitation
7
cloudy days
0 sunny days; 23 days with precipitation; 7 cloudy days;
81
%
air humidity
14.9
m/s
Wind
W
62
mm of precipitation
(7% of annual average)
+9
°C
Water temperature
air humidity 81%; 62 millimeters of precipitation (7% of annual average); Wind westerly 14.9 Meters per second; Water temperature +9°
Forecast in graphs
Temperature
Water temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
S
W
NW
W
SW
W
W
W
W
W
W
SW
S
W
SW
SW
S
W
SW
SW
SE
SE
SE
S
SE
S
SW
S
15
Average data for 10 years
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
January
2
3
4
5
6
7
8
9
10
11
12
13
Daytime temperature
Night-time temperature
