Measurements:
°C
°F
Belfast
46°F
NE 15 mph
Feels like: 40°F
Precip: 62%
World Resorts United Kingdom Belfast Weather

14 Day Weather Forecast

01.12
mon
DAY
46°F
NE 15 mph
precip
62%
NIGHT
42°F
N 3 mph
precip
100%
01.13
tue
DAY
40°F
E 11 mph
precip
0%
NIGHT
32°F
E 9 mph
precip
0%
01.14
wed
DAY
40°F
N 14 mph
precip
82%
NIGHT
38°F
E 6 mph
precip
74%
01.15
thu
DAY
38°F
NE 9 mph
precip
0%
NIGHT
32°F
NW 6 mph
precip
73%
01.16
fri
DAY
40°F
N 1 mph
precip
0%
NIGHT
38°F
W 5 mph
precip
65%
01.17
sat
DAY
38°F
S 8 mph
precip
100%
NIGHT
36°F
NW 9 mph
precip
77%
01.18
sun
DAY
42°F
N 21 mph
precip
100%
NIGHT
40°F
SE 6 mph
precip
100%
01.19
mon
DAY
40°F
SE 3 mph
precip
0%
NIGHT
34°F
SE 4 mph
precip
0%
01.20
tue
DAY
42°F
S 7 mph
precip
84%
NIGHT
36°F
SW 3 mph
precip
0%
01.21
wed
DAY
40°F
NW 5 mph
precip
0%
NIGHT
30°F
NW 3 mph
precip
0%
01.22
thu
DAY
40°F
NW 7 mph
precip
0%
NIGHT
36°F
NW 4 mph
precip
0%
01.23
fri
DAY
42°F
W 9 mph
precip
100%
NIGHT
38°F
W 12 mph
precip
100%
01.24
sat
DAY
38°F
W 12 mph
precip
100%
NIGHT
36°F
W 9 mph
precip
100%
01.25
sun
DAY
38°F
W 7 mph
precip
100%
NIGHT
34°F
W 5 mph
precip
78%

Belfast Sea Water Temperature in January, °F

Select Year: 2025 2024 2023

The average sea surface temperature in January 2025 for Belfast was 47.0°F. The maximum and minimum values were 45.4°F and 49.2°F respectively.

Belfast on the Weather Map

Best Time to Visit Belfast
The most sunny months:
May 6 days
April 6 days
March 4 days
The most warm months:
July 64.8 °F
August 64.5 °F
June 62.2 °F
Warmest sea temperature:
August 58.7 °F
September 58.5 °F
July 57.4 °F
The most cold months:
January 43.1 °F
February 45.0 °F
December 45.1 °F
The most rainy months:
July 7 days
June 6 days
August 6 days
The most windy months:
February 13 mph
December 13 mph
January 12 mph
United Kingdom Resorts:
NAME
Bath +50
Belfast +46
Bournemouth +50
Brighton +48
Bristol +50
Edinburgh +46
Gibraltar +54
Glasgow +46
Liverpool +50
London +50
Middlesbrough +48
Plymouth +52
Scarborough +48
Torquay +50
York +50
24 Hours Weather Forecast
Belfast
Local time: 11:22
12 jan, monday
1200 46°F
NE
15 mph
1500 46°F
NE
16 mph
1800 46°F
NE
12 mph
2100 42°F
NE
6 mph
13 jan, tuesday
0000 42°F
N
3 mph
0300 42°F
N
5 mph
0600 36°F
SE
12 mph
0900 38°F
E
9 mph