Auroras (northern lights) in Denver — Oct 31, 2025
Probability of northern lights in Denver
Information as of 2025-10-31 23:58 (end of day) local time in Denver
0 %
Denver
Aurora intensity index
Auroral intensity index and the theoretically possible latitude of observations for nighttime in the Western Hemisphere as of 2025-10-31 23:58 (end of day) local time
Northern lights (auroras) over North America
Changes from 2025-10-31 to 2025-11-01 UTC
Northern lights (auroras) in the northern hemisphere
Changes from 2025-10-31 to 2025-11-01 UTC
Probability of northern lights (auroras) in cities of United States
Information as of 2025-10-31 23:58 (end of day) local time in Denver
0 %
Washington
0 %
New York
0 %
Chicago
0 %
Philadelphia
1 %
Seattle
0 %
Detroit
0 %
Portland
0 %
Boston
0 %
Madison
4 %
Bismarck
1 %
Olympia
2 %
Helena
2 %
Saint Paul
31 %
Fairbanks
14 %
Anchorage
16 %
Juneau
6 %
Hooper Bay
15 %
Nome
24 %
Kotzebue
27 %
Utqiagvik
7 %
Bethel
18 %
Cordova
Polar auroras over the past 2 days
Changes in the auroral intensity index from 2025-10-30 to 2025-10-31 local time
