Newcastle weather live forecast

Today's maximum temperature in Newcastle is expected to be 12°C. Select a day from the live weather forecast for Newcastle, Northern Ireland, UK for more weather parameters.

Sunday
17th May
12

7

1

2
Monday
18th May
12

6

2

3
Tuesday
19th May
14

10

0

2
Wednesday
20th May
15

10

3

3
Thursday
21st May
15

9

2

3

5-day weather forecast updated at 04:03 on Sunday 17th May 2026 GMT

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

Newcastle weather forecast by day

Below are the detailed weather forecasts for Newcastle for the next 5 days.

Newcastle weather for Sunday 17th May 2026

Expect mostly cloudy with rain in Newcastle, Northern Ireland with a maximum temperature of 12°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 97% chance of some rain and a moderate breeze of 20 kph from the west.

12
°C maximum temperature
7
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
2
UV index (Low)
97
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
20
kph wind from W

Newcastle weather for Monday 18th May 2026

Expect mostly cloudy with light rain in Newcastle, Northern Ireland with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 86% chance of some rain and a fresh breeze of 32 kph from the south.

12
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
86
% chance of some rain
<5
mm of rainfall expected
12
°C wind chill
32
kph wind from S

Newcastle weather for Tuesday 19th May 2026

Expect cloudy with some rain in Newcastle, Northern Ireland with a maximum temperature of 14°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 90% chance of some rain and a fresh breeze of 32 kph from the south.

14
°C maximum temperature
10
°C minimum temperature
cloudy with some rain
0
hours of sunshine
2
UV index (Low)
90
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
32
kph wind from S

Newcastle weather for Wednesday 20th May 2026

Expect mostly cloudy with light rain in Newcastle, Northern Ireland with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a moderate breeze of 20 kph from the south-west.

15
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
60
% chance of some rain
<5
mm of rainfall expected
15
°C wind chill
20
kph wind from SW

Newcastle weather for Thursday 21st May 2026

Expect mostly cloudy with rain in Newcastle, Northern Ireland with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 40% chance of some rain and a light breeze of 11 kph from the west.