Portstewart weather live forecast

Today's maximum temperature in Portstewart is expected to be 57°F. Select a day from the live weather forecast for Portstewart, Northern Ireland, UK for more weather parameters.

Friday
7th Nov
57

52

1

1
Saturday
8th Nov
54

46

6

1
Sunday
9th Nov
55

45

5

1
Monday
10th Nov
50

41

3

1
Tuesday
11th Nov
55

46

0

0

5-day weather forecast updated at 04:04 on Friday 7th November 2025 GMT

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

Portstewart weather forecast by day

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

Portstewart weather for Friday 7th November 2025

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 57°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a moderate breeze of 17 mph from the south-east.

57
°F maximum temperature
52
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
42
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
17
mph wind from SE

Portstewart weather for Saturday 8th November 2025

Expect sunshine and showers in Portstewart, Northern Ireland with a maximum temperature of 54°F, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 42% chance of some rain and a moderate breeze of 16 mph from the south.

54
°F maximum temperature
46
°F minimum temperature
sunshine and showers
6
hours of sunshine
1
UV index (Low)
42
% chance of some rain
<5
mm of rainfall expected
54
°F wind chill
16
mph wind from S

Portstewart weather for Sunday 9th November 2025

Expect sunshine and showers in Portstewart, Northern Ireland with a maximum temperature of 55°F, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 61% chance of some rain and a fresh breeze of 19 mph from the south.

55
°F maximum temperature
45
°F minimum temperature
sunshine and showers
5
hours of sunshine
1
UV index (Low)
61
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
19
mph wind from S

Portstewart weather for Monday 10th November 2025

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 50°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a moderate breeze of 13 mph from the south.

50
°F maximum temperature
41
°F minimum temperature
mostly cloudy with light rain
3
hours of sunshine
1
UV index (Low)
35
% chance of some rain
<2
mm of rainfall expected
45
°F wind chill
13
mph wind from S

Portstewart weather for Tuesday 11th November 2025

Expect overcast with light rain in Portstewart, Northern Ireland with a maximum temperature of 55°F and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and a fresh breeze of 21 mph from the south-east.