Aurora Borealis in Berkhamsted
United Kingdom · 51.76°, -0.57° · geomagnetic 53.7° · needs Kp 7
Tonight's aurora forecast for Berkhamsted
1%
Peak chance of a visible display tonight, from the same model the Revon app runs. Berkhamsted needs Kp 7 to see anything at all, and tonight the forecast peaks at Kp 4.9. Short of the threshold, which is what most nights look like here.
Get the full 30-night forecast in Revon
Updated 2026-09-08 10:36 UTC
Local aurora guide for Berkhamsted
Berkhamsted is located at 53.7° geomagnetic latitude. Auroras visible at this latitude typically require a Kp index of 7 or higher.
On average, there are about 2.7 nights per year in this region where conditions are suitable for aurora viewing.
The historical record spans from April 2, 2016, to March 30, 2026.
The best months for aurora viewing in Berkhamsted are September, August, and November.
During June and July, there is no full darkness, which can impact viewing conditions.
Berkhamsted experiences a Bortle 8 level of light pollution.
Areas with Bortle 4 conditions are located 112 km east-south-east, and Bortle 5 conditions are found 78 km east-north-east near Braintree.
Nearby elevated terrain includes Aldbury Nowers, Clipper Down, Dancersend Nature Reserve, Dunstable Downs, Chilterns Gateway Centre and Whipsnade Estate, and Sundon Hills Country Park.
Aldbury Nowers is a hill located 6.9 km north-north-west of Berkhamsted.
Clipper Down, a hill, is situated 7.7 km north-north-west of Berkhamsted.
Dancersend Nature Reserve is a reserve located 9.4 km west of Berkhamsted. Dunstable Downs, Chilterns Gateway Centre and Whipsnade Estate is a park 11.9 km north of Berkhamsted. Sundon Hills Country Park is a park located 21.5 km north-north-east of Berkhamsted.
There have been 61 verified aurora reports within 300 km of Berkhamsted between January 1, 2015, and December 31, 2016.
Notable qualifying nights with high Kp values include March 20, 2026 (Kp 7.0), January 20, 2026 (Kp 7.67), January 19, 2026 (Kp 8.67), November 12, 2025 (Kp 7.33), and November 11, 2025 (Kp 8.67).
Sources: Revon analysis of NOAA planetary Kp · Solar declination and hour-angle calculation · Falchi 2016 World Atlas of artificial night sky brightness · GeoNames (CC BY 4.0) · Aurorasaurus verified positive reports
Know when it is worth going outside
Revon watches the Berkhamsted forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.
Nearby towns
Forecasts for places within reach of Berkhamsted.