- Book at least 90 days in advance & get 5% discount
- All vehicles & locations in England, Scotland & Ireland
- Spaceships depots near Heathrow, Edinburgh & Dublin
Dublin weather in January 2021
Get the latest coronavirus (COVID-19) updates for Ireland with current travel advice, statistics and online resources.
- 88°C max day temperature
- 1818 days with some rainfall
- 33°C min night temperature
- 88 hours of daylight per day
- 0No heat & humidity
- 6262 mm of monthly rainfall
- 0No UV (Maximum) Index UV index
- 99°C sea temperature
Recommended for Ireland
The January weather guide for Dublin, Ireland shows long term 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.
Dublin holiday rentals
Find holiday rentals in Dublin, County Dublin, Ireland including holiday homes, self-catering accommodation, B&Bs, shared space, home swaps and short-term lets.
Dublin camping & hostels
Looking for camping holidays in Dublin, County Dublin, Ireland? Browse hostels and campsites for camping, glamping, yurts, cabins, tree houses, youth hostels and caravan parks.
Dublin car hire
Need to hire a car for Dublin, County Dublin, Ireland? Check out the car hire companies and brokers offering car rentals for Dublin, County Dublin, Ireland.
How warm is it in Dublin in January?
Daytime temperatures usually reach 8°C in Dublin in January, falling to 3°C at night.
How sunny is it in Dublin in January?
There are normally 2 hours of bright sunshine each day in Dublin in January - that's 22% of daylight hours.
Is the sea cold around Dublin in January?
The average sea temperature around Dublin in January is 9°C.
Does it rain in Dublin in January?
There are usually 18 days with some rain in Dublin in January and the average monthly rainfall is 62mm.
Dublin sunrise & sunset times for January 2021
Browse the sunrise & sunset times for Dublin in January 2021. Select a month to view Dublin sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Friday, 1st January 2021||08:40||16:17|
|Saturday, 16th January 2021||08:31||16:39|
|Sunday, 31st January 2021||08:11||17:07|
- Browse top deals on campervans & motorhomes for Ireland
- Save with late deals & early booking discounts
- Spaceships Dublin branch located in Garlow Cross
Metric (°C / mm) | Imperial (°F / inches)
Discover more about Dublin
Where is warm in Ireland in January for 2021/2022?
Below are average maximum temperatures at popular destinations in Ireland in January. Select a destination to see more weather parameters.
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.