Measurements:
°C
°F
CURRENT WEATHER
11:26
Belfast
46°F
S 6 mph
Feels like: 44°F
Precip: 14%
World Resorts United Kingdom Belfast Weather

7 Day Weather Forecast

11.11
wed
DAY
46°F
S 6 mph
precip
14%
NIGHT
40°F
S 9 mph
precip
17%
11.12
thu
DAY
46°F
S 11 mph
precip
4%
NIGHT
32°F
SE 5 mph
precip
17%
11.13
fri
DAY
42°F
E 6 mph
precip
17%
NIGHT
30°F
NE 6 mph
precip
28%
11.14
sat
DAY
44°F
NE 9 mph
precip
24%
NIGHT
40°F
NE 7 mph
precip
30%
11.15
sun
DAY
44°F
W 2 mph
precip
80%
NIGHT
34°F
SE 4 mph
precip
16%
11.16
mon
DAY
40°F
NW 9 mph
precip
27%
NIGHT
44°F
NW 16 mph
precip
71%
11.17
tue
DAY
48°F
NE 11 mph
precip
30%
NIGHT
46°F
NE 12 mph
precip
66%

Belfast Sea Water Temperature in November, °F

Select Year: 2025 2024 2023

The average sea surface temperature in November 2025 for Belfast was 11.7°F. The maximum and minimum values were 11.2°F and 12.4°F respectively.

Belfast on the Weather Map

Best Time to Visit Belfast
The most sunny months:
May 6 days
April 6 days
March 5 days
The most warm months:
July 64.9 °F
August 64.5 °F
June 62.2 °F
Warmest sea temperature:
August 58.9 °F
September 58.6 °F
July 57.7 °F
The most cold months:
January 43.0 °F
February 45.0 °F
December 45.1 °F
The most rainy months:
June 6 days
July 6 days
August 6 days
The most windy months:
February 13 mph
December 13 mph
January 12 mph
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