Portstewart weather live forecast

Today's maximum temperature in Portstewart is expected to be 54°F. Select a day from the live weather forecast for Portstewart, Northern Ireland, UK for more weather parameters.

Tuesday
24th Feb
54

48

0

1
Wednesday
25th Feb
55

50

0

1
Thursday
26th Feb
52

45

1

1
Friday
27th Feb
48

37

3

1
Saturday
28th Feb
48

34

1

1

5-day weather forecast updated at 04:06 on Tuesday 24th February 2026 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 Tuesday 24th February 2026

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 54°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a moderate breeze of 17 mph from the south.

54
°F maximum temperature
48
°F minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
30
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
17
mph wind from S

Portstewart weather for Wednesday 25th February 2026

Expect overcast with light rain in Portstewart, Northern Ireland with a maximum temperature of 55°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 63% chance of some rain and a moderate breeze of 12 mph from the south.

55
°F maximum temperature
50
°F minimum temperature
overcast with light rain
0
hours of sunshine
1
UV index (Low)
63
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
12
mph wind from S

Portstewart weather for Thursday 26th February 2026

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 52°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 62% chance of some rain and a fresh breeze of 19 mph from the south-west.

52
°F maximum temperature
45
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
62
% chance of some rain
<2
mm of rainfall expected
52
°F wind chill
19
mph wind from SW

Portstewart weather for Friday 27th February 2026

Expect mostly cloudy with rain in Portstewart, Northern Ireland with a maximum temperature of 48°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 79% chance of some rain and a moderate breeze of 14 mph from the west.

48
°F maximum temperature
37
°F minimum temperature
mostly cloudy with rain
3
hours of sunshine
1
UV index (Low)
79
% chance of some rain
<10
mm of rainfall expected
43
°F wind chill
14
mph wind from W

Portstewart weather for Saturday 28th February 2026

Expect mostly cloudy with light rain in Portstewart, Northern Ireland with a maximum temperature of 48°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 64% chance of some rain and a moderate breeze of 16 mph from the south.