Northern lights in Wicklow tonight
County Wicklow, Ireland · 53° magnetic latitude · Kp 5 threshold
Kp 1 is well below the Kp 5 threshold needed for aurora to be visible from Wicklow.
7-day outlook for Wicklow
Based on CME arrival predictions from NASA DONKI. Arrival times ±6 hours.
auroratonight.space
What Kp is needed here?
Wicklow sits at a magnetic latitude of approximately 53°N. The Kp index - a global measure of geomagnetic activity on a scale from 0 (quiet) to 9 (extreme storm), updated every 3 hours - needs to reach Kp 5 before the auroral oval expands far enough south to be visible from here.
At Kp 5, visibility is possible from Wicklow but skies need to be clear and dark. Cloud cover and light pollution remain the main obstacles even when Kp is high enough.
Best dark sky sites near Wicklow
Light pollution is the biggest obstacle after cloud cover. These sites give you the best dark northern horizon within reach.
Glendalough valley, Wicklow Mountains National Park
Get directions ↗The Glendalough valley runs east-west through the Wicklow Mountains, with dark ridges on three sides that block Dublin's light dome to the north-east. The upper lake car park gives an open sky overhead with minimal horizon obstruction to the north. Wicklow Mountains National Park extends around the valley with no settlements inside its boundaries. The site is 45 minutes from Dublin city centre on the R115, making it the most accessible genuine dark sky location near the capital.
Lugnaquilla, Wicklow Mountains
Get directions ↗Lugnaquilla is the highest point in Leinster at 925m, approached via the Glenmalure valley. The summit plateau sits above any valley light and gives a clear mountain horizon to the north. A long approach from Fenton's pub trailhead takes 3-4 hours return, so this is a commitment rather than a casual stop. The elevation removes most of the lower atmospheric haze that affects horizon-level aurora viewing at Wicklow's latitude.
Brittas Bay
Get directions ↗Brittas Bay is a north-facing beach on the east Wicklow coast, 10 km south of Wicklow town. The beach faces north over the Irish Sea with no significant towns or settlements in that direction. Away from the car park lighting, the dunes provide a dark foreground. The site works best during strong storms when aurora is visible above 10 degrees elevation over the sea. It is the most practical coastal option for Wicklow aurora, though elevation and horizon clarity are less favourable than the mountain sites.
Best time to see the northern lights in Wicklow
At 53°N magnetic latitude, Wicklow sits at the lower end of regular aurora territory. Only the deep mid-winter months of November through January offer nights dark enough for aurora to be visible, and only then when a significant geomagnetic storm pushes the auroral oval this far south.
Activity peaks around the September and March equinoxes, when Earth's magnetic field geometry is most favourable for coupling with the solar wind. Events during these two windows tend to produce the strongest displays of the year for observers at Wicklow's latitude.
Outside November through January, twilight is too bright for aurora viewing even during significant storms. The season is short, but the equinox months on either side of winter can extend it slightly when storm timing aligns.
Other Ireland aurora forecasts
How often does the aurora appear in Wicklow?
Average nights per month the Kp reached Wicklow's threshold of 5+, from 15 years of geomagnetic data (2010–2024).
Counts the Kp 5+ threshold only - cloud cover and local darkness are not included.
Kp data: GFZ German Research Centre for Geosciences, CC BY 4.0
Plan your trip to Wicklow
Best window
The August to October window averages 4 aurora nights - the strongest consecutive stretch of the year.
How long to stay
Aurora at this latitude requires patience - allow as many nights as possible during March.
Related pages
Northern Lights Ireland
Ireland aurora hub - all counties with current Kp status.
Read →Northern Lights Dublin Tonight
Dublin - the light dome Wicklow is trying to escape.
Read →Northern Lights Donegal Tonight
Donegal - a higher latitude option at 55°N magnetic.
Read →Northern Lights Kerry Tonight
Kerry - Atlantic coast alternative at 52°N magnetic.
Read →What Is the Kp Index?
What Kp 5 means for viewing at 53°N magnetic latitude.
Read →Planning your aurora trip
In-depth guides to help you plan a trip to see the northern lights.
Travel Guide Ireland Northern Lights Ireland - Complete Viewing Guide
Malin Head, Donegal, Mayo, and Kerry - the best locations for northern lights in Ireland, Kp thresholds, and why cloud cover is the real challenge.
Planning Ireland Best Time to See the Northern Lights in the UK
When aurora is most likely from Scotland, northern England, and Ireland throughout the year.
Travel Guide All destinations How to Plan a Northern Lights Trip
Destination, timing, accommodation, app setup, and how to read a space weather forecast.
