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What is the climate like in Northern Ireland?

The climate of Northern Ireland has an average yearly temperature of 13°C. Throughout the year, the average monthly temperature can drop to 7°C and rise to 18°C.

Annually, about 1272 mm of rain falls. This gives a good overview of how much rain to expect in Northern Ireland. Additionally, about 4,0 cm of snow falls each year.

The best time to visit Northern Ireland is June to September. Although it often rains during this period, it rains less than in other months. The temperatures are also good for visiting Northern Ireland.

Temperature 7 to 18°C
Rain 1272 mm
Snow 4,0 cm

ModerateStarStarStar

Bright gray skies, heavy rain and darkness were the order of... more

Lotte

ModerateStarStarStar

Strong winds provided refreshment. Prepare for sunshine and ... more

Tijn van de Wijngaard

The climate of Northern Ireland
  • Average yearly temperature: 13°C
  • Highest temperature: 18°C in July
  • Lowest temperature: 7°C in January and February
  • Rainfall: 1272 mm per year, averaging 106 mm by month
  • Driest months: 65 mm in April, 85 mm in May and June
  • Wettest months: 151 mm in December, 125 mm in February and 123 mm in January
  • Snowfall: 4,0 cm per year

Climate table Northern Ireland

The climate table for Northern Ireland shows the average temperatures, rainfall, snowfall, and UV index by month.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime temperature (°C) 7 7 9 11 14 17 18 17 16 13 9 8
Nighttime temperature (°C) 2 2 3 5 7 10 12 11 10 7 5 4
Rainfall (mm) 123 125 109 65 85 85 95 116 85 116 117 151
Snowfall (cm) 1,1 1,8 0,7 0,2 0 0 0 0 0 0 0 0,2
UV Index 1 2 3 5 6 6 5 5 4 3 1 1
Best month No No No No No Yes Yes Yes Yes No No No

Temperature by month in Northern Ireland

This graph shows the average high temperatures in degrees Celsius for each month in Northern Ireland

Temperature by month in Northern Ireland

Rainfall by month in Northern Ireland

This graph shows the average monthly rainfall in millimeters in Northern Ireland.

Rainfall by month in Northern Ireland

Snowfall by month in Northern Ireland

This graph shows the average snowfall in centimeters by month in Northern Ireland.

Snowfall by month in Northern Ireland

UV index by month in Northern Ireland

This graph shows the average UV index by month in Northern Ireland.

UV index by month in Northern Ireland

Yearly temperature in Northern Ireland

This graph shows the average yearly temperature in Northern Ireland, measured in degrees Celsius.

Yearly temperature in Northern Ireland

Yearly total rainfall in Northern Ireland

This graph shows the average yearly rainfall in millimeters in Northern Ireland.

Rainfall per year in Northern Ireland

Yearly snowfall in Northern Ireland

This graph shows the average yearly snowfall in Northern Ireland, measured in centimeters.

Snowfall per year in Northern Ireland

Weather experiences in Northern Ireland

The weather in Northern Ireland is rated an average of 3 out of 5 stars by 5 visitors.

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Weather Experience: Moderate StarStarStar

Bright gray skies, heavy rain and darkness were the order of the day. However, this hilly landscape under the snow was irresistibly beautiful.— This text has been automatically translated into English

Weather Experience: Moderate StarStarStar

Strong winds provided refreshment. Prepare for sunshine and gray clouds and make the most of your day! But high temperatures are not to be expected here in June!— This text has been automatically translated into English

Weather Experience: Moderate StarStarStar

I saw many showers, but also sunny periods. The temperature was moderate, around 15 degrees. Ideal for a short walk, although a jacket is recommended.— This text has been automatically translated into English

Weather Experience: Moderate StarStarStar

Although there were cold and rainy days, there were also surprisingly sunny times. Bring an umbrella and a coat!— This text has been automatically translated into English

Weather Experience: Moderate StarStarStar

Sometimes too cold for this time of year, the temperature was usually around 15 degrees. There was occasional rain and clouds, but there were also moments of beautiful sunshine. An umbrella is a must!— This text has been automatically translated into English

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Average weather in Northern Ireland by month

Click on a month below to see in detail how the weather typically is in Northern Ireland and what to expect. Based on the historical weather data of Northern Ireland, you can view the average temperature, rainfall, wind, and UV index for each day of the month.