Weather Forecast for Otaru

Hokkaido, Japan

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Patchy rain nearby

Current Weather - Otaru: 25°C

Hokkaido, Japan

Patchy rain nearby

Feels like 27°C

Wind

12 km/h NNE

Humidity

78%

Pressure

1012 mb

UV Index

7

Visibility

10 km

Sunny

Sunny

Thursday, August 20, 2026

High

25°C

Low

20°C

Rain Chance

61%

Hourly Forecast

Light rain shower 22°C
06:00
Light rain shower 24°C
07:00
Light rain shower 24°C
08:00
Patchy rain nearby 24°C
09:00
Sunny 24°C
10:00
Patchy rain nearby 25°C
11:00
Sunny 25°C
12:00
Patchy rain nearby 25°C
13:00
Cloudy 25°C
14:00
Partly Cloudy 25°C
15:00
Sunny 24°C
16:00
Sunny 24°C
17:00
Sunny 23°C
18:00
Clear 22°C
19:00
Clear 20°C
20:00
Clear 20°C
21:00
Clear 20°C
22:00
Clear 20°C
23:00
Aug 21

Day Statistics

Maximum Wind

12 km/h

Humidity

85%

Precipitation

1 mm

UV Index

8

Visibility

10 km

Rain Chance

61%

Snow Chance

0%

Sun & Moon

Sunrise

04:47 AM

Sunset

06:31 PM

Moonrise

01:21 PM

Moonset

09:59 PM

Moon Phase

First Quarter

Moon Illumination

58%

Air Quality

PM2.5

6.8

μg/m³

PM10

9

μg/m³

NO₂

3.8

μg/m³

O₃

80.9

μg/m³

SO₂

2.3

μg/m³

CO

147.2

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

776.38

Diffuse Radiation

167.3

DNI

650.16

GTI

391.83

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