Isle Royale Climate (Weather Averages)

The Climate Guide for Isle Royale, Michigan is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

Isle Royale Weather Michigan Summary Isle Royale Climate Isle Royale Today Isle Royale Forecast Isle Royale When Best
Isle Royale Weather Michigan Summary Isle Royale Climate Isle Royale Today Isle Royale Forecast Isle Royale When Best
J F M A M J J A S O N D
Max Daytime Temperature (°C) -8°C (18°F) Max Daytime Temperature in January in Isle Royale -5°C (23°F) Max Daytime Temperature in February in Isle Royale 0°C (32°F) Max Daytime Temperature in March in Isle Royale 8°C (46°F) Max Daytime Temperature in April in Isle Royale 15°C (59°F) Max Daytime Temperature in May in Isle Royale 20°C (68°F) Max Daytime Temperature in June in Isle Royale 24°C (75°F) Max Daytime Temperature in July in Isle Royale 23°C (73°F) Max Daytime Temperature in August in Isle Royale 17°C (63°F) Max Daytime Temperature in September in Isle Royale 11°C (52°F) Max Daytime Temperature in October in Isle Royale 2°C (36°F) Max Daytime Temperature in November in Isle Royale -5°C (23°F) Max Daytime Temperature in December in Isle Royale
Min Night-time Temperature (°C) -19°C (-2°F) Min Night-time Temperature in January in Isle Royale -17°C (1°F) Min Night-time Temperature in February in Isle Royale -11°C (12°F) Min Night-time Temperature in March in Isle Royale -3°C (27°F) Min Night-time Temperature in April in Isle Royale 3°C (37°F) Min Night-time Temperature in May in Isle Royale 8°C (46°F) Min Night-time Temperature in June in Isle Royale 11°C (52°F) Min Night-time Temperature in July in Isle Royale 11°C (52°F) Min Night-time Temperature in August in Isle Royale 6°C (43°F) Min Night-time Temperature in September in Isle Royale 1°C (34°F) Min Night-time Temperature in October in Isle Royale -6°C (21°F) Min Night-time Temperature in November in Isle Royale -14°C (7°F) Min Night-time Temperature in December in Isle Royale
Hours of Sunshine (Daily) 4 Hours of Bright Sunshine per day (41% of Daylight Hours) in January in Isle Royale 5 Hours of Bright Sunshine per day (46% of Daylight Hours) in February in Isle Royale 5 Hours of Bright Sunshine per day (45% of Daylight Hours) in March in Isle Royale 7 Hours of Bright Sunshine per day (54% of Daylight Hours) in April in Isle Royale 8 Hours of Bright Sunshine per day (55% of Daylight Hours) in May in Isle Royale 9 Hours of Bright Sunshine per day (55% of Daylight Hours) in June in Isle Royale 10 Hours of Bright Sunshine per day (62% of Daylight Hours) in July in Isle Royale 8 Hours of Bright Sunshine per day (58% of Daylight Hours) in August in Isle Royale 6 Hours of Bright Sunshine per day (44% of Daylight Hours) in September in Isle Royale 4 Hours of Bright Sunshine per day (36% of Daylight Hours) in October in Isle Royale 3 Hours of Bright Sunshine per day (30% of Daylight Hours) in November in Isle Royale 3 Hours of Bright Sunshine per day (33% of Daylight Hours) in December in Isle Royale
Hours of Daylight (Daily) 9 Hours of Daylight in January in Isle Royale 10 Hours of Daylight in February in Isle Royale 12 Hours of Daylight in March in Isle Royale 14 Hours of Daylight in April in Isle Royale 15 Hours of Daylight in May in Isle Royale 16 Hours of Daylight in June in Isle Royale 16 Hours of Daylight in July in Isle Royale 14 Hours of Daylight in August in Isle Royale 13 Hours of Daylight in September in Isle Royale 11 Hours of Daylight in October in Isle Royale 9 Hours of Daylight in November in Isle Royale 8 Hours of Daylight in December in Isle Royale
Heat and Humidity Discomfort No Heat & Humidity in January in Isle Royale No Heat & Humidity in February in Isle Royale No Heat & Humidity in March in Isle Royale No Heat & Humidity in April in Isle Royale No Heat & Humidity in May in Isle Royale No Heat & Humidity in June in Isle Royale No Heat & Humidity in July in Isle Royale No Heat & Humidity in August in Isle Royale No Heat & Humidity in September in Isle Royale No Heat & Humidity in October in Isle Royale No Heat & Humidity in November in Isle Royale No Heat & Humidity in December in Isle Royale
Days with some Rainfall 10 Days with some Rainfall in January in Isle Royale 8 Days with some Rainfall in February in Isle Royale 9 Days with some Rainfall in March in Isle Royale 8 Days with some Rainfall in April in Isle Royale 10 Days with some Rainfall in May in Isle Royale 13 Days with some Rainfall in June in Isle Royale 11 Days with some Rainfall in July in Isle Royale 12 Days with some Rainfall in August in Isle Royale 13 Days with some Rainfall in September in Isle Royale 11 Days with some Rainfall in October in Isle Royale 9 Days with some Rainfall in November in Isle Royale 11 Days with some Rainfall in December in Isle Royale
Monthly Rainfall (mm) 57 mm (2.2 inches) Monthly Rainfall in January in Isle Royale 36 mm (1.4 inches) Monthly Rainfall in February in Isle Royale 47 mm (1.9 inches) Monthly Rainfall in March in Isle Royale 44 mm (1.7 inches) Monthly Rainfall in April in Isle Royale 68 mm (2.7 inches) Monthly Rainfall in May in Isle Royale 81 mm (3.2 inches) Monthly Rainfall in June in Isle Royale 75 mm (3.0 inches) Monthly Rainfall in July in Isle Royale 84 mm (3.3 inches) Monthly Rainfall in August in Isle Royale 86 mm (3.4 inches) Monthly Rainfall in September in Isle Royale 70 mm (2.8 inches) Monthly Rainfall in October in Isle Royale 61 mm (2.4 inches) Monthly Rainfall in November in Isle Royale 54 mm (2.1 inches) Monthly Rainfall in December in Isle Royale
UV Index (Maximum) UV (Maximum) Index 1 (Low) in January in Isle Royale UV (Maximum) Index 1 (Low) in February in Isle Royale UV (Maximum) Index 3 (Moderate) in March in Isle Royale UV (Maximum) Index 4 (Moderate) in April in Isle Royale UV (Maximum) Index 6 (High) in May in Isle Royale UV (Maximum) Index 7 (High) in June in Isle Royale UV (Maximum) Index 7 (High) in July in Isle Royale UV (Maximum) Index 6 (High) in August in Isle Royale UV (Maximum) Index 5 (Moderate) in September in Isle Royale UV (Maximum) Index 2 (Low) in October in Isle Royale UV (Maximum) Index 1 (Low) in November in Isle Royale UV (Maximum) Index 1 (Low) in December in Isle Royale
Sea Temperature (°C) 2°C (36°F) Sea Temperature in January in Isle Royale 2°C (36°F) Sea Temperature in February in Isle Royale 2°C (36°F) Sea Temperature in March in Isle Royale 2°C (36°F) Sea Temperature in April in Isle Royale 3°C (37°F) Sea Temperature in May in Isle Royale 3°C (37°F) Sea Temperature in June in Isle Royale 6°C (43°F) Sea Temperature in July in Isle Royale 13°C (55°F) Sea Temperature in August in Isle Royale 12°C (54°F) Sea Temperature in September in Isle Royale 8°C (46°F) Sea Temperature in October in Isle Royale 5°C (41°F) Sea Temperature in November in Isle Royale 4°C (39°F) Sea Temperature in December in Isle Royale
J F M A M J J A S O N D
 		    
 

Isle Royale Climate Zone

Isle Royale has a cold climate with warm summers and some rainfall in all months.
Isle Royale Holidays Isle Royale Flights Isle Royale Hotels Isle Royale Hire Cars Isle Royale Villas Isle Royale Transfers
Isle Royale Holidays Isle Royale Flights Isle Royale Hotels Isle Royale Hire Cars Isle Royale Villas Isle Royale Transfers

  Alpena   Detroit   Escanaba   Grand Marais   Holland   Iron Mountain   Lansing   Ludington   Mackinac Island   Muskegon   Saginaw   Sault Ste. Marie   Traverse City  

Isle Royale Weather by Month
Check the weather for a particular month in Isle Royale by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Isle Royale. If you are not sure where to go, why not try our Holiday Planner.
  · January
  · February
  · March
   · April
  · May
  · June
   · July
  · August
  · September
   · October
  · November
  · December
Popular Climate Guide Regions

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Cyprus

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Tenerife, Canary Islands, Spain

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Tunisia

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Sharm el-Sheikh, Egypt

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Mauritius

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Crete, Greece

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Dalaman and Marmaris Coast, Turkey

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Cape Verde

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Rhodes, Greece

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Antalya Coast, Turkey
Popular Climate Guide Destinations

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Santa Cruz de Tenerife, Tenerife, Canary Islands, Spain

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Nicosia, Cyprus

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Sharm el Sheikh Airport, Sharm el-Sheikh, Egypt

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Tunis, Tunisia

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Port Louis, Mauritius

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Khania, Crete, Greece

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Dalaman, Dalaman and Marmaris Coast, Turkey

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Praia, Santiago, Cape Verde

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Rhodes Town, Rhodes, Greece

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Antalya, Antalya Coast, Turkey
 		    
 
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