Aurora in Denver on January 20, 2026

January 20, 2026

Denver change region

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Probability of aurora in Denver

Probability of aurora as of end of day, January 20, 2026, Denver time

1 % Denver

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of January 20, 2026, Denver time

Aurora over North America

Changes in the auroral oval on January 20, 2026 in United States from the beginning to the end of the day, Coordinated Universal Time (UTC)

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Aurora in the northern hemisphere

Changes in the auroral oval on January 20, 2026 in the northern hemisphere from the beginning to the end of the day, Coordinated Universal Time (UTC)

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Probability of aurora in cities of United States

Estimated probabilities of aurora observations at zenith for cities in United States as of end of day January 20, 2026.

0 % Washington

0 % New York

4 % Chicago

0 % Philadelphia

8 % Seattle

3 % Detroit

2 % Portland

0 % Boston

5 % Madison

15 % Bismarck

4 % Olympia

9 % Helena

9 % Saint Paul

100 % Fairbanks

73 % Anchorage

81 % Juneau

46 % Hooper Bay

81 % Nome

100 % Kotzebue

100 % Utqiagvik

44 % Bethel

86 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from January 19 to 20, 2026 in the northern hemisphere, Denver time

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