Northern Ireland - United Kingdom weather in May 2026
Northern Ireland - United Kingdom weather in May 2026
Day
14 °C
Night
7 °C
Sea
9 °C
Precipitation
63 mm
in month
Rainy days
13 days
in month
Daylight
16 hours
average
Sunshine
6 hours
average
Humidity
83 %
Day
14 °C
Night
7 °C
Sea
9 °C
Precipitation
63 mm
in month
Rainy days
13 days
in month
Daylight
16 hours
average
Sunshine
6 hours
average
Humidity
83 %
Overview: Northern Ireland - United Kingdom
Weather charts for Northern Ireland - United Kingdom
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Activities in Northern Ireland - United Kingdom
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Weather overview and FAQs
Weather overview
In Northern Ireland in May, the average air temperature ranges from 14 °C (58 °F) during the day to 7 °C (44 °F) at night. There are 13 days of rain on average, where the rainfall is 63 mm (2.46 in).
Is May a good month to visit Northern Ireland?
Northern Ireland can be visited in May - the weather will be moderate. A relatively low temperature of 14 °C (58 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The temperature of 7 °C (44 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in Northern Ireland in May?
The average daily temperature in Northern Ireland in May is 14 °C (58 °F). Don't forget a sweater and light or normal jacket, but also pack light clothing in case the temperatures are above average. The weather at this time can be somewhat changeable and a wide range of clothing can become handy.
How many rainy days can I expect in Northern Ireland in May?
In May in Northern Ireland, we can expect 13 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 3.0 days of the week, or in general - 43 % days.
How heavy is the precipitation in Northern Ireland in May?
There is precipitation of 63 mm (2.46 in) in Northern Ireland in May, which means 2 mm (0.08 in) rainfall per day on average.
How windy is it in Northern Ireland in May?
In Northern Ireland in May, there will be an average wind scale of 5.
How humid is Northern Ireland in May?
Humidity in Northern Ireland in May is 83 %.
How many hours of sun to expect in Northern Ireland in May?
There is an average length of sunshine of 6 hours per day in May in Northern Ireland.
Is the weather in Northern Ireland warmer in May than in April?
Yes, in Northern Ireland in May it is warmer than in April by 3 °C (37 °F).
How long is the day (from dawn till dusk) in Northern Ireland in May?
The length of daylight in Northern Ireland in May is 16 hours.
Is the temperature rising or falling in the course of time in May in Northern Ireland?
Over the course of May in Northern Ireland, the temperatures are rising from 13 °C (55 °F) at the beginning of the month to 16 °C (60 °F) at the end of the month.