Aurora Borealis in Vejle

Denmark · 55.71°, 9.54° · geomagnetic 55.9° · needs Kp 7

Tonight's aurora forecast for Vejle

9%

Peak chance of a visible display tonight, from the same model the Revon app runs. Vejle needs Kp 7 to see anything at all, and tonight the forecast peaks at Kp 4.8. Short of the threshold, which is what most nights look like here.

Tonight Tue 08 Sep
9%
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Get the full 30-night forecast in Revon

Updated 2026-09-08 10:35 UTC

Local aurora guide for Vejle

Vejle is located at 55.9° geomagnetic latitude. Auroras are typically visible at this latitude during intense geomagnetic storms, often requiring a Kp index of 7 or higher.

On average, there are about 2.5 nights per year with conditions suitable for aurora viewing in this region. This suggests that patience and persistence are key for observers.

The darkest months in Vejle are generally from September through April. During May, June, and July, there is not enough darkness for aurora viewing due to twilight.

The best months for aurora viewing align with the darkest periods, with September, November, and August being particularly favorable.

Vejle experiences a Bortle 5 sky, indicating moderate light pollution. Areas with Bortle 4 conditions, offering darker skies, are located approximately 18 km west-north-west near Vejle Municipality and 5 km north-north-west near Vejle.

Several natural features offer varied horizons. To the north-north-east is Bavnbjerg, a hill 7.2 km away. To the north-west is Thyras Høj, another hill 7.8 km away. Fårup Sø, a lake, is 8.8 km west-north-west.

Geographic features near Vejle offer varied horizons for observation. Bavnbjerg, a hill, is situated 7.2 km north-north-east.

Thyras Høj, another hill, is located 7.8 km north-west of Vejle. The lake Fårup Sø is 8.8 km west-north-west.

Further afield, Rørbæk Sø, a lake, lies 27.1 km north-north-west, and Nørrestrand, a bay, is 29.0 km north-east.

Between 2015 and 2016, there were 7 verified aurora reports within 300 km of Vejle. The historical record spans from April 2, 2016, to March 30, 2026.

Notable qualifying nights with high Kp values include November 11, 2025 (Kp 8.67), November 12, 2025 (Kp 7.33), January 19, 2026 (Kp 8.67), and January 20, 2026 (Kp 7.67).

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 Vejle forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.

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Nearby towns

Forecasts for places within reach of Vejle.