Aurora in Montreal on October 1, 2025

October 1, 2025

Montreal change region

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Probability of aurora in Montreal

Probability of aurora as of end of day, October 1, 2025, Montreal time

7 % Montreal

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of October 1, 2025, Montreal time

Aurora over North America

Changes in the auroral oval on October 1, 2025 in Canada 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 October 1, 2025 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 Canada

Estimated probabilities of aurora observations at zenith for cities in Canada as of end of day October 1, 2025.

5 % Ottawa

4 % Toronto

7 % Montreal

9 % Vancouver

33 % Calgary

61 % Edmonton

2 % Hamilton (Canada)

9 % Quebec

44 % Winnipeg

2 % Kitchener

53 % Saskatoon

42 % Red deer

77 % Salluit

100 % Arviat

100 % Yellowknife

65 % Whitehorse

100 % Thompson

36 % Prince george

84 % Rankin Inlet

56 % Iqaluit

81 % Inuvik

21 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from September 30 to October 1, 2025 in the northern hemisphere, Montreal time

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