Northern Ireland weather live forecast

Today's maximum temperature in Northern Ireland is expected to be 46°F. Select a day from the live weather forecast for Northern Ireland (Belfast), UK for more weather parameters.

Friday
12th Dec
46

37

5

0
Saturday
13th Dec
52

43

0

0
Sunday
14th Dec
55

50

0

0
Monday
15th Dec
50

43

0

0
Tuesday
16th Dec
45

37

4

0

5-day weather forecast updated at 04:00 on Friday 12th December 2025 GMT

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Destination

The 5-day weather forecast for Northern Ireland (Belfast) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Northern Ireland destinations

Below are temperatures expected today at popular countries, regions and places in Northern Ireland. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

46
Belfast
46
Londonderry

All Northern Ireland destinations

Northern Ireland weather forecast by day

Below are the detailed weather forecasts for Northern Ireland for the next 5 days. The forecasts shown are for Belfast and may not represent the whole of Northern Ireland. Browse more destinations in Northern Ireland to view more weather forecasts.

Northern Ireland weather for Friday 12th December 2025

Expect scattered clouds in Northern Ireland with a maximum temperature of 46°F and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the south-west.

46
°F maximum temperature
37
°F minimum temperature
scattered clouds
5
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
41
°F wind chill
11
mph wind from SW

Northern Ireland weather for Saturday 13th December 2025

Expect mostly cloudy with light rain in Northern Ireland with a maximum temperature of 52°F and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 68% chance of some rain and a fresh breeze of 19 mph from the south-west.

52
°F maximum temperature
43
°F minimum temperature
mostly cloudy with light rain
0
hours of sunshine
0
UV index (None)
68
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
19
mph wind from SW

Northern Ireland weather for Sunday 14th December 2025

Expect mostly cloudy with rain in Northern Ireland with a maximum temperature of 55°F and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 81% chance of some rain and a moderate breeze of 16 mph from the south-west.

55
°F maximum temperature
50
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
81
% chance of some rain
<10
mm of rainfall expected
55
°F wind chill
16
mph wind from SW

Northern Ireland weather for Monday 15th December 2025

Expect mostly cloudy with light rain in Northern Ireland with a maximum temperature of 50°F and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 8 mph from the west.

50
°F maximum temperature
43
°F minimum temperature
mostly cloudy with light rain
0
hours of sunshine
0
UV index (None)
42
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
8
mph wind from W

Northern Ireland weather for Tuesday 16th December 2025

Expect broken clouds in Northern Ireland with a maximum temperature of 45°F and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south-west.