Aurora Forecast Tonight in Chicago
Aurora season in Chicago runs from September to April.
Best Months to See the Northern Lights in Chicago
Best: September to April Peak: January and December
October November December January February March
The aurora season in Chicago usually runs from September to April.
Chicago sits at 51.4° magnetic latitude, which means aurora typically becomes visible when the Kp index reaches 5.5+. Sightings are rare but possible during strong geomagnetic storms. The best viewing season runs from September through April, requiring very dark skies.
Other aurora viewing spots near Chicago
Frequently Asked Questions
What Kp index is needed to see the Northern Lights in Chicago?
In Chicago, a Kp index around 5.5+ usually gives a realistic chance of visible aurora, depending on darkness, clouds, and light pollution.
What are the best months to see the Northern Lights in Chicago?
The best months to see the Northern Lights in Chicago are typically September to April, when nights are darker and aurora viewing conditions are better.
Where is the best place to see the Northern Lights in Chicago?
The best places to see the Northern Lights in Chicago are dark areas away from city lights, with a clear view toward the northern horizon.