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Muroran

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Muroran Weather and climate

Data source:Meteostat
Update date:2025-09

Muroran year round climate
  • Spring (March–May): Average 36–53°F, cold climate with occasional snowfall, gradually becoming milder. March and April remain relatively cold, warming up in May. Common activities: Flower viewing (mainly not cherry blossoms), outdoor excursions (be mindful of weather changes). Recommended clothing: Warm coat, sweater, scarf, hat.
  • Summer (June–August): Average 60–73°F, warm and humid climate with more rainfall, especially in August. Common activities: Beach activities, mountain hiking (be mindful of weather changes and sun protection). Recommended clothing: Light and breathable clothing, rain gear.
  • Autumn (September–November): Average 44–68°F, pleasant climate, but with large temperature differences between day and night, and more rainfall. Common activities: Maple leaf viewing, outdoor leisure activities. Recommended clothing: Light jacket, long-sleeved clothing.
  • Winter (December–February): Average -1.7–-32.4°F, cold climate with light snowfall but low temperatures, requiring attention to cold protection. Common activities: Skiing (depending on snow conditions), indoor activities. Recommended clothing: Thick warm coat, warm hat, gloves, scarf, waterproof and windproof clothing.
Muroran climatological average

Annual average temperature: approx. 49.5°F / Annual rainfall: approx. 1146 mm / Summer humidity: 70%–80% / Rainiest month: August

Muroran monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
28.9°F
62.5
February
29.8°F
29.6
March
36.7°F
53.2
April
46.6°F
53.1
May
53.4°F
66.8
June
60.8°F
149.2
July
70.5°F
116.1
August
73°F
218.8
September
68°F
166.8
October
56.8°F
118.4
November
45°F
73.2
December
31.6°F
38.6
Muroran weather for the next seven days
10/13
Monday
Partly Cloudy
59.7°F/50.1°F
10/14
Tuesday
Partly Cloudy
57.6°F/48.4°F
10/15
Wednesday
Partly Cloudy
61.5°F/52.6°F
10/16
Thursday
Patchy rain nearby
54.2°F/51.4°F
10/17
Friday
Patchy rain nearby
57°F/49.7°F
10/18
Saturday
Patchy rain nearby
57.4°F/54.2°F
10/19
Sunday
Patchy rain nearby
47.5°F/44°F