- Book holiday cottages up to 2 years in advance
- Pay just 30% deposit today to secure property
- Over 15,000 holiday cottages across the UK & Ireland
Northern Ireland climate guide
Get the latest coronavirus (COVID-19) updates for the UK with current travel advice, statistics and online resources.
Below are average maximum temperatures at popular destinations in Northern Ireland for next month - September. Select a destination to see the climate guide for all months of the year.
The climate guide for Northern Ireland shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Recommended for Northern Ireland
Northern Ireland holiday rentals
Find holiday rentals in Northern Ireland including holiday homes, self-catering accommodation, B&Bs, shared space, home swaps and short-term lets.
Northern Ireland cottages
Search for holiday cottages in Northern Ireland including contemporary and traditional self-catering accommodation.
Northern Ireland hotels
Compare prices for hotels in Northern Ireland by booking directly with hotel chains and independent hotels or via online travel agencies and hotel comparison websites.
Northern Ireland camping & hostels
Looking for camping holidays in Northern Ireland? Browse hostels and campsites for camping, glamping, yurts, cabins, tree houses, youth hostels and caravan parks.
Northern Ireland holiday parks
Discover family holidays and short breaks at holiday parks, activity centres and seaside resorts in Northern Ireland with lots of activities, adventures and entertainment for all.
Northern Ireland car hire
Need to hire a car for Northern Ireland? Check out the car hire companies and brokers offering car rentals for Northern Ireland.
Metric (°C / mm) | Imperial (°F / inches)
More Northern Ireland destinations
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.