Northern Ireland - United Kingdom weather in January 2026
Northern Ireland - United Kingdom weather in January 2026
Day
8 °C
Night
3 °C
Sea
9 °C
Precipitation
104 mm
in month
Rainy days
18 days
in month
Daylight
8 hours
average
Sunshine
1 hours
average
Humidity
90 %
Day
8 °C
Night
3 °C
Sea
9 °C
Precipitation
104 mm
in month
Rainy days
18 days
in month
Daylight
8 hours
average
Sunshine
1 hours
average
Humidity
90 %
Overview: Northern Ireland - United Kingdom
Weather charts for Northern Ireland - United Kingdom
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Weather overview and FAQs
Weather overview
In January in Northern Ireland, the average air temperature ranges from 8 °C (46 °F) during the day to 3 °C (37 °F) at night. There are 18 days of rain on average, where the rainfall is 104 mm (4.08 in).
Is January a good month to visit Northern Ireland?
In January there are not good conditions to visit Northern Ireland. A relatively low temperature of 8 °C (46 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The night temperature of 3 °C (37 °F) is not inviting for evening and night activities except for visiting a bar and having beer or two.
What is the temperature in Northern Ireland during the day in January?
In January in Northern Ireland, the average daily temperatures will be 8 °C (46 °F). Be sure to pack warm clothes, including a jacket and a warm sweater. On some days it may occasionally freeze, but with stronger winds, the feeling of cold may increase.
Is it freezing in January in Northern Ireland?
It is not very likely that you will experience freezing in January in Northern Ireland, daily temperatures will rise to 3 °C (37 °F).
How many rainy days can I expect in January in Northern Ireland?
There are 18 days, which are rainy in Northern Ireland in January, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 4.2 days of the week, or in general - 61 % days.
How heavy is the precipitation in Northern Ireland in January?
In Northern Ireland in January, there is 104 mm (4.08 in) rainfall, which means on average 4 mm (0.14 in) rainfall per day.
How windy is Northern Ireland in January?
An average wind scale that can be expected in Northern Ireland in January is 7. It is rather a stronger wind, which lowers the sensible temperature and cools down.
Is there a wet season in Northern Ireland in January?
No, there is no wet season in January in Northern Ireland - you can expect 18 days of rain during the month.
How many sunny hours can I expect in Northern Ireland in January?
There is an average length of sunshine of 1 hour per day in January in Northern Ireland.
How long is the day (from dawn till dusk) in Northern Ireland in January?
The length of daylight in Northern Ireland in January is 8 hours.
Is Northern Ireland rainier in January than in February?
Yes, in Northern Ireland in January it rains more than in February.
What is the humidity in January in Northern Ireland?
Humidity in Northern Ireland in January is 90 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.