Aurora Borealis in Saint-Jérôme
Canada · 45.78°, -74.00° · geomagnetic 55.1° · needs Kp 7
Tonight's aurora forecast for Saint-Jérôme
6%
Peak chance of a visible display tonight, from the same model the Revon app runs. Saint-Jérôme needs Kp 7 to see anything at all, and tonight the forecast peaks at Kp 5.0. Short of the threshold, which is what most nights look like here.
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Updated 2026-09-08 10:35 UTC
Local aurora guide for Saint-Jérôme
Saint-Jérôme is located at 55.1° geomagnetic latitude. Auroras are typically visible at this latitude during intense geomagnetic storms, rated Kp 7 or higher.
On average, there are about 3.2 nights per year with conditions suitable for aurora viewing in this region. The period between 2016 and 2026 has recorded these potential viewing opportunities.
The months of May, August, and September are historically the most favorable for aurora viewing in Quebec. These months offer a good overlap between darker skies and the potential for aurora activity.
Saint-Jérôme experiences a Bortle 7 sky, indicating significant light pollution. However, areas with darker skies, such as near Sainte-Adèle (Bortle 5) and Notre-Dame-de-la-Merci (Bortle 4), are located within 24 km and 52 km respectively.
The immediate vicinity of Saint-Jérôme features several bodies of water and elevated terrain. Lac Jérôme is 3.0 km to the north-east, Parc de la Citation is 3.1 km to the north-west, and Parc de la Source is 3.5 km to the west-north-west. Colline Lafontaine, a hill, is 3.6 km to the north, and Lac Claude is 4.4 km to the north-west.
Near Saint-Jérôme, notable geographic features include Lac Jérôme, located 3.0 km to the north-east, and Parc de la Citation, situated 3.1 km to the north-west. Further afield, Parc de la Source is 3.5 km to the west-north-west.
The area also includes Colline Lafontaine, a hill 3.6 km to the north, and Lac Claude, a lake 4.4 km to the north-west of Saint-Jérôme.
Between January 1, 2015, and December 31, 2016, there were 31 verified aurora reports within 300 km of Saint-Jérôme. The period from 2016 to 2026 has recorded several nights with significant geomagnetic activity.
Notable qualifying nights include March 20, 2026 (Kp 7.0), January 20, 2026 (Kp 7.67), and January 19, 2026 (Kp 8.67). Additional strong events occurred on November 12, 2025 (Kp 7.33) and November 11, 2025 (Kp 8.67).
Sources: Revon location dataset · Revon analysis of NOAA planetary Kp · 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 Saint-Jérôme.