Weather Forecast for Otaru

Hokkaido, Japan

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Patchy rain nearby

Current Weather - Otaru: 18°C

Hokkaido, Japan

Patchy rain nearby

Feels like 13°C

Wind

27 km/h NW

Humidity

60%

Pressure

1011 mb

UV Index

1

Visibility

10 km

Patchy rain nearby

Patchy rain nearby

Wednesday, September 09, 2026

High

18°C

Low

15°C

Rain Chance

61%

Hourly Forecast

Light rain shower 18°C
08:00
Patchy rain nearby 17°C
09:00
Patchy rain nearby 18°C
10:00
Patchy rain nearby 18°C
11:00
Patchy rain nearby 18°C
12:00
Patchy rain nearby 18°C
13:00
Patchy rain nearby 18°C
14:00
Patchy rain nearby 18°C
15:00
Patchy rain nearby 17°C
16:00
Patchy rain nearby 17°C
17:00
Patchy rain nearby 16°C
18:00
Clear 16°C
19:00
Patchy rain nearby 16°C
20:00
Patchy rain nearby 16°C
21:00
Clear 16°C
22:00
Clear 15°C
23:00
Sep 10

Day Statistics

Maximum Wind

27 km/h

Humidity

68%

Precipitation

2 mm

UV Index

4

Visibility

10 km

Rain Chance

61%

Snow Chance

0%

Sun & Moon

Sunrise

05:09 AM

Sunset

05:57 PM

Moonrise

01:59 AM

Moonset

04:51 PM

Moon Phase

New Moon

Moon Illumination

2%

Air Quality

PM2.5

10.1

μg/m³

PM10

13.2

μg/m³

NO₂

2.5

μg/m³

O₃

74.3

μg/m³

SO₂

1.1

μg/m³

CO

374

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

610.69

Diffuse Radiation

193.24

DNI

0

GTI

0

When to visit Otaru?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: July August September

January

☀️
-2°C
💧
16 Days of rain
❄️
Very heavy snowfall
🥶 Coldest month

February

☀️
-1°C
💧
14 Days of rain
❄️
Very heavy snowfall

March

☀️
3°C
💧
12 Days of rain
❄️
Very heavy snowfall

April

☀️
8°C
💧
10 Days of rain
❄️
Very heavy snowfall
🌵 Driest month

May

☀️
13°C
💧
13 Days of rain
❄️
Moderate snowfall

June

☀️
17°C
💧
12 Days of rain
❄️
No snowfall

July

☀️
22°C
💧
19 Days of rain
❄️
No snowfall
Best time to visit

August

☀️
24°C
💧
24 Days of rain
❄️
No snowfall
Best time to visit
🔥 Hottest month
🌧 Wettest month,

September

☀️
21°C
💧
22 Days of rain
❄️
No snowfall
Best time to visit

October

☀️
14°C
💧
18 Days of rain
❄️
Moderate snowfall

November

☀️
7°C
💧
20 Days of rain
❄️
Very heavy snowfall

December

☀️
0°C
💧
20 Days of rain
❄️
Very heavy snowfall