Best time to go to Northern Ireland for a perfect weather and where to go?
When is the best time to go to Northern Ireland?
When is the best time to go to Northern Ireland? Here's some information to help you in your decision:
- In Northern Ireland, the weather is good across more than 22% of the territory for: July, August and September
- The best months to go to Belfast are May, June, July, August, September and October
- On average, the warmest months in Belfast are June, July and August, and the coldest months are January, February and March
- The rainiest months in this city are June, July, August, October and November
- The cities with the best climate are Annalong, Bangor, Carrickfergus, Dundrum, Kircubbin, Newcastle and Newtownards, with good weather at least 4 months a year
Where and when to go based on the weather?
County Antrim
Belfast, Ballycastle (Causeway Coast), Larne...
County Armagh
Armagh, Craigavon, Portadown...
County Down
Donwpatrick, Bangor, Newry...
County Fermanagh
Enniskillen (Fermanagh)...
County Londonderry
Derry (Londonderry), Coleraine, Limavady...
County Tyrone
Strabane, Omagh, Dungannon...
To get all the information about the climate and weather in Northern Ireland for a specific month, click on the corresponding link below:
North Ireland in january North Ireland in february North Ireland in march North Ireland in april North Ireland in may North Ireland in june North Ireland in july North Ireland in august North Ireland in september North Ireland in october North Ireland in november North Ireland in december
Best time to travel to North Ireland by cities
County Antrim 
County Armagh 
County Down 
County Fermanagh 
County Londonderry 
County Tyrone 
Temperatures and rainfall in Northern Ireland
On these 3 graphs, we present the evolution of temperatures of North Ireland and month-by-month rainfall for the cities of Belfast, Armagh, Ballycastle (Causeway Coast), Derry (Londonderry) and Donwpatrick, as well as the month-by-month sea temperature for coastal cities.
Peak visitor numbers and tourist seasons in Northern Ireland
Find out when North Ireland has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.
Tourist seasons in Northern Ireland
The months with low numbers of tourists are: January, February, March, April, October and November. The number of visitors to North Ireland is high in: May, June, July, August, September and December.
- Very low season in Northern Ireland: January, February and March.
- Low season in Northern Ireland: April, October and November.
- High season in Northern Ireland: May, June, September and December.
- Peak season in Northern Ireland: July and August.
Figure: Visitor index for North Ireland month by month
Average price for flights to Northern Ireland
A return flight between London and Belfast is generally cheaper if you go in march ($ 59 on average): this is the best time for travellers on a tight budget. In contrast, you may end up paying $ 36 more for your airline ticket to Belfast if you go in december.
Find the best price for your flight Flight prices to Northern Ireland
Where to go in Northern Ireland?
This table allows you to see the maximum temperature for each city and our opinion on the weather month by month (see colour legend below the table).
| Cities | jan. | feb. | mar. | apr. | may | jun. | jul. | aug. | sep. | oct. | nov. | dec. |
| Belfast | 45°F | 47°F | 49°F | 54°F | 58°F | 63°F | 65°F | 65°F | 61°F | 56°F | 50°F | 47°F |
| Armagh | 45°F | 47°F | 49°F | 54°F | 58°F | 63°F | 65°F | 63°F | 61°F | 56°F | 49°F | 45°F |
| Ballycastle (Causeway Coast) | 47°F | 47°F | 49°F | 52°F | 56°F | 59°F | 61°F | 61°F | 59°F | 56°F | 50°F | 47°F |
| Derry (Londonderry) | 45°F | 47°F | 49°F | 54°F | 58°F | 63°F | 65°F | 63°F | 61°F | 56°F | 49°F | 45°F |
| Donwpatrick | 47°F | 47°F | 49°F | 50°F | 56°F | 59°F | 63°F | 63°F | 61°F | 58°F | 52°F | 49°F |
| Enniskillen (Fermanagh) | 45°F | 47°F | 49°F | 54°F | 58°F | 63°F | 65°F | 63°F | 61°F | 56°F | 49°F | 45°F |
| Larne | 47°F | 47°F | 49°F | 52°F | 56°F | 61°F | 63°F | 63°F | 61°F | 56°F | 50°F | 49°F |
| Annalong | 47°F | 47°F | 49°F | 52°F | 56°F | 61°F | 63°F | 63°F | 61°F | 56°F | 50°F | 49°F |
| Antrim | 45°F | 47°F | 49°F | 54°F | 58°F | 63°F | 65°F | 63°F | 61°F | 56°F | 50°F | 45°F |
| Ballyclare | 45°F | 45°F | 49°F | 52°F | 56°F | 61°F | 63°F | 63°F | 59°F | 56°F | 49°F | 45°F |
| Ballymena | 45°F | 47°F | 49°F | 52°F | 58°F | 63°F | 65°F | 63°F | 61°F | 56°F | 50°F | 45°F |
| Ballymoney | 47°F | 47°F | 49°F | 52°F | 56°F | 59°F | 63°F | 63°F | 61°F | 56°F | 50°F | 47°F |
| Ballywalter | 47°F | 47°F | 49°F | 50°F | 56°F | 59°F | 63°F | 63°F | 59°F | 56°F | 52°F | 49°F |
| Banbridge | 45°F | 47°F | 49°F | 54°F | 58°F | 63°F | 65°F | 63°F | 61°F | 56°F | 50°F | 45°F |
| Bangor | 47°F | 47°F | 49°F | 52°F | 56°F | 61°F | 63°F | 63°F | 61°F | 56°F | 52°F | 49°F |
| Carrickfergus | 47°F | 47°F | 49°F | 52°F | 56°F | 61°F | 63°F | 63°F | 61°F | 56°F | 52°F | 49°F |
| Castlereagh | 45°F | 47°F | 49°F | 54°F | 58°F | 63°F | 65°F | 65°F | 61°F | 56°F | 50°F | 47°F |
| Castlerock | 47°F | 47°F | 49°F | 52°F | 56°F | 59°F | 63°F | 63°F | 61°F | 56°F | 50°F | 47°F |
| Coleraine | 47°F | 47°F | 49°F | 52°F | 56°F | 59°F | 63°F | 63°F | 61°F | 56°F | 50°F | 47°F |
| Cookstown | 45°F | 47°F | 49°F | 54°F | 58°F | 63°F | 65°F | 63°F | 61°F | 56°F | 49°F | 45°F |
Legend:
good weather
tolerable weather
bad weather
very bad weather
About North Ireland
What can I do in Northern Ireland?
Beaches / swimming
Nature and countryside
Culture and heritage
Sports
Family travel
Crafts / shopping
Gastronomy
Nightlife
Is this weather information for North Ireland reliable?
Climate data for North Ireland has been gathered every day since January 2009. The analysis of these meteorological data for North Ireland allows us to determine the average for each month in Belfast, Armagh, Ballycastle (Causeway Coast), Derry (Londonderry), Donwpatrick, Enniskillen (Fermanagh), Larne, Annalong, and 37 other cities.
So yes: this data is reliable except in cases of temporary climate disruption in the region.