Aurora Borealis in Mikkeli

Finland · 61.69°, 27.27° · geomagnetic 58.8° · needs Kp 5

Tonight's aurora forecast for Mikkeli

40%

Peak chance of a visible display tonight, from the same model the Revon app runs. Mikkeli needs Kp 5 to see anything at all, and tonight the forecast peaks at Kp 4.7. Short of the threshold, which is what most nights look like here.

Tonight Tue 08 Sep
40%
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Get the full 30-night forecast in Revon

Updated 2026-09-08 10:35 UTC

Local aurora guide for Mikkeli

Mikkeli is located at 58.8° geomagnetic latitude. Auroras visible here typically require a Kp 5 or higher.

On average, there are about 19.9 nights per year with conditions suitable for aurora viewing. The historical record spans from April 2, 2016, to March 30, 2026.

The best months for aurora viewing in Mikkeli are September, March, and October. During these months, the nights are long enough for potential aurora displays.

From May through August, Mikkeli experiences periods without full darkness, which can make aurora viewing difficult or impossible.

Mikkeli has a Bortle 4 rating for light pollution. Areas rated Bortle 4 are considered dark skies.

Specific dark sky locations near Mikkeli include Tattarniemi, a headland 3.1 km east; Närvälänvuori, a hill 3.1 km north; and Kinnarinlampi, a lake 3.2 km east-northeast.

Tattarniemi is a headland located 3.1 km east of Mikkeli. It offers a potential viewing location.

Närvälänvuori, a hill situated 3.1 km north of Mikkeli, is another area with open terrain.

Kinnarinlampi, a lake 3.2 km east-northeast of Mikkeli, and Mustalampi, a lake 3.3 km north of Mikkeli, are also noted geographic features.

There have been 163 verified aurora reports within 300 km of Mikkeli between January 1, 2015, and December 31, 2016.

The data indicates approximately 19.9 viable aurora nights per year. The record period for this data is from April 2, 2016, to March 30, 2026.

Sources: Revon location dataset · 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

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Nearby towns

Forecasts for places within reach of Mikkeli.