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Weather in Otaru for May 2026

Your guide to Otaru weather in May - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Otaru during May is quite rare, with fewer than 2 snowy days on average.

    • Temperatures

  • In general, the average temperature in Otaru at the beginning of May is 13 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 15 °C by the end of May.

    • Rain 🌧️

  • Otaru in May brings notable rainfall, with an average of 17 rainy days and a total precipitation of 84.2 mm.

    • More

  • Is May a good time to visit Otaru? check out the best time to travel to Otaru page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
13
Dry days
Average rainy days
17
Rainy days
Average snowy days
1
Snow days
Average temperatures
15°/6°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Otaru Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
13°
2
Sunny
14°
3
Partly cloudy
13°
4
Partly cloudy
11°
5
Overcast
15°
6
Light rain
13°
7
Light rain
12°
8
Light snow showers
10°
9
Partly cloudy
14°
10
Overcast
13°
11
Cloudy
15°
12
Cloudy
17°
13
Light rain
14°
14
Sunny
18°
15
Sunny
20°
16
Overcast
19°
17
Light rain shower
16°
18
Sunny
18°
19
Partly cloudy
15°
20
Light rain
16°
21
Light rain
14°
22
Partly cloudy
16°
23
Patchy rain possible
15°
24
Light drizzle
13°
25
Patchy rain possible
10°
26
Partly cloudy
14°
27
Moderate rain
16°
28
Overcast
16°
29
Patchy rain possible
15°
30
Light rain shower
17°
31
Patchy rain possible
17°

Temperatures trend during May in Otaru

See the weather trend as well as the moving average line

May weather in Otaru day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
1 May Patchy rain possible
Patchy rain possible
 13° /0° 0.2 mm 0 cm
2 May Sunny
Sunny
 14° /4° 2.1 mm 0 cm
3 May Partly cloudy
Partly cloudy
 13° /6° 9.6 mm 0 cm
4 May Partly cloudy
Partly cloudy
 11° /4° 5.8 mm 0 cm
5 May Overcast
Overcast
 15° /4° 0.3 mm 0 cm
6 May Light rain
Light rain
 13° /5° 5.9 mm 0 cm
7 May Light rain
Light rain
 12° /1° 4.6 mm 0 cm
8 May Light snow showers
Light snow showers
 10° /1° 0.9 mm 0.1 cm
9 May Partly cloudy
Partly cloudy
 14° /2° 0.1 mm 0 cm
10 May Overcast
Overcast
 13° /5° 0.9 mm 0 cm
11 May Cloudy
Cloudy
 15° /5° 0.8 mm 0 cm
12 May Cloudy
Cloudy
 17° /7° 0 mm 0 cm
13 May Light rain
Light rain
 14° /6° 10.4 mm 0 cm
14 May Sunny
Sunny
 18° /6° 0 mm 0 cm
15 May Sunny
Sunny
 20° /9° 0 mm 0 cm
16 May Overcast
Overcast
 19° /8° 0 mm 0 cm
17 May Light rain shower
Light rain shower
 16° /7° 3.8 mm 0 cm
18 May Sunny
Sunny
 18° /6° 0.4 mm 0 cm
19 May Partly cloudy
Partly cloudy
 15° /6° 0.2 mm 0 cm
20 May Light rain
Light rain
 16° /7° 2.5 mm 0 cm
21 May Light rain
Light rain
 14° /6° 6.9 mm 0 cm
22 May Partly cloudy
Partly cloudy
 16° /5° 1.1 mm 0 cm
23 May Patchy rain possible
Patchy rain possible
 15° /6° 2.6 mm 0 cm
24 May Light drizzle
Light drizzle
 13° /4° 5.7 mm 0 cm
25 May Patchy rain possible
Patchy rain possible
 10° /4° 9 mm 0 cm
26 May Partly cloudy
Partly cloudy
 14° /4° 1.2 mm 0 cm
27 May Moderate rain
Moderate rain
 16° /5° 6.7 mm 0 cm
28 May Overcast
Overcast
 16° /7° 0.1 mm 0 cm
29 May Patchy rain possible
Patchy rain possible
 15° /7° 0.4 mm 0 cm
30 May Light rain shower
Light rain shower
 17° /8° 1.9 mm 0 cm
31 May Patchy rain possible
Patchy rain possible
 17° /7° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Otaru in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Otaru forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Otaru weather in May vs April vs June

Compare May weather in Otaru with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AprilMayJune
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures10°/2°15°/6°20°/11°
Rainfall89 mm84 mm58 mm
Snowfall2 cm0 cm0 cm
Wind18 km/h17 km/h13 km/h
Humidity77%74%80%
Rainy days15 days17 days14 days
Snow days5 days1 days0 days
Dry days10 days13 days16 days

Planning a trip to Otaru? Discover the best time to visit

Otaru in May - FAQ

What are the expected maximum and minimum temperatures in Otaru during May?
During May, expect a variety of temperatures with highs around 15° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Otaru during May?
Moderate rainfall is anticipated in Otaru during May, with a total of 84.2 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
Will it snow in Otaru in May 2026?
Otaru typically sees 0.13 cm of snowfall during May.
What are the typical wind conditions in Otaru during May?
The average wind speed in Otaru during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Otaru in May?

As you prepare for your trip to Otaru in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Otaru, during May, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

Otaru snow forecast May 2026

Track daily snowfall levels and discover Otaru’s snowy potential this May ❄️

May rainfall patterns in Otaru

Explore the daily rainfall trends and prepare for Otarus May weather 💧

Quick links

More Otaru weather pages
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Location coordinates Where is Otaru?

Get accurate weather forecasts for Otaru, located at latitude 43.189 and longitude 141.002. Stay updated with localized weather information tailored for Otaru.

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