When visiting the Otaru Aquarium, you absolutely must see the penguins walk. Buying your tickets in advance means you don't need to queue; just scan your QR code for entry – it's very convenient!
Anonymous User
Family
Japan Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Japan year round climate
Spring (March–May): 6.7–15.9°C on average, the climate gradually changes from cold to warm. Cherry blossoms bloom in March and April, but cold air occasionally moves southward. Common activities: Cherry blossom viewing, outings, visiting museums. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): 20.4–25.2°C on average, the climate is warm and humid with abundant rainfall. Common activities: Swimming at the beach, mountain climbing, enjoying firework displays. Recommended clothing: Light and breathable clothing, rain gear.
Autumn (September–November): 9.6–22.2°C on average, the climate is comfortable and pleasant, cool and dry, with red maple leaves. Common activities: Maple leaf viewing, hot spring bathing, tasting autumnal delicacies. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Winter (December–February): 0.9–3.5°C on average, the climate is cold and dry, with occasional snowfall. Common activities: Skiing, hot spring trips, visiting indoor attractions. Recommended clothing: Warm coat, scarf, hat, gloves.
Japan climatological average
Annual average temperature: approx. 12.9°C / Annual rainfall: approx. 1306 mm / Summer humidity: 70%–80% / Rainiest month: June
Japan monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
0.9°C
23.6
February
2.1°C
45.3
March
6.7°C
93.5
April
12.5°C
112.1
May
15.9°C
163.8
June
20.4°C
182.5
July
25.2°C
174.2
August
25°C
174.9
September
22.2°C
169.6
October
15°C
78
November
9.6°C
57.6
December
3.5°C
31.3
Japan weather for the next seven days
1/17
Saturday
Sunny
13.2°C/3.8°C
1/18
Sunday
Sunny
9.3°C/1.8°C
1/19
Monday
Sunny
8.5°C/1.8°C
1/20
Tuesday
Partly Cloudy
10.2°C/2°C
1/21
Wednesday
Sunny
3.2°C/-0.7°C
1/22
Thursday
Partly Cloudy
2°C/-2°C
1/23
Friday
Partly Cloudy
3°C/-2.5°C
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