June weather forecast
Otaru, Japan

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Weather in June

June in Otaru, Japan, is a pleasant month steeped in characteristic early summer conditions. Relative humidity rises to 86%, up from 80% in May, reflecting the beginning of a humid season. An increase in rainfall confirms the shift towards summer, serving as a contrast to the growing daylight hours. Wind strength decreases, adding calmness to the warming weather. Despite the humidity, undeterred visitors will find an increased level of sunshine and warmer sea temperatures.

Temperature

The shift into June in Otaru is marked by a modest rise in the average high-temperature, moving from May's 13.8°C to a still refreshing 17.8°C. June brings an average low-temperature of 10.7°C to Otaru.

Humidity

In Otaru, the average relative humidity in June is 86%.

Rainfall

In Otaru, in June, during 16.4 rainfall days, 70mm of precipitation is typically accumulated. Throughout the year, in Otaru, there are 151.8 rainfall days, and 851mm of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Sea temperature

In June, the average sea temperature in Otaru is 15°C.
Note: When the surface water temperature is 15°C, most do not enjoy swimming. Breathing control becomes more complex as temperatures drop below 21°C.

Daylight

With an average of 15h and 18min of daylight, June has the longest days of the year in Otaru.
On the first day of the month, sunrise is at 03:59 and sunset at 19:08. On the last day of June, sunrise is at 03:59 and sunset at 19:19 JST.

Sunshine

In Otaru, Japan, the average sunshine in June is 7.5h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 5 in June transforms into this advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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FAQ

What is the usual temperature for Otaru in June?

June temperatures in Otaru, Japan, vary between a high-temperature of 17.8°C and a low-temperature of 10.7°C.

What is the average humidity in June in Otaru?

The average relative humidity in June is 86%.

How many days does it rain in June in Otaru?

In June, the rain falls for 16.4 days. Throughout June, 70mm of precipitation is accumulated.

When it does not snow in Otaru?

In Otaru, snow does not fall in June through September.

Does it snow in Otaru in June?

In June, in Otaru, Japan, it doesn't snow. May is the latest month when it typically snows.

What is the sea water temperature in June in Otaru?

In Otaru, the average seawater temperature in June is 15°C. Swimming in 15°C is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C.

When are the longest days in Otaru?

With an average of 15h and 18min of daylight, June has the longest days of the year.

What is the average length of the day in June in Otaru?

In June, the average day length in Otaru, Japan, is 15h and 20min.

When are sunrise and sunset in June in Otaru?

In June, on the first day of the month, sunrise is at 03:59 and sunset at 19:08. On the last day of the month, in Otaru, Japan, sunrise is at 03:59 and sunset at 19:19 JST.

How long on average sun shines in June in Otaru?

The average sunshine duration in June in Otaru is 7.5h.

What are the months with the highest UV index in Otaru?

June through August, with an average maximum UV index of 5, are months with the highest UV index in Otaru, Japan.

How high is the UV index in June in Otaru?

In Otaru, Japan, the average daily maximum UV index in June is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJuneJASOND
May
June
Jul
Average high temperature
13.8°C
17.8°C
22°C
Average low temperature
6.4°C
10.7°C
15.5°C
Average pressure
1010.2mbar
1008.8mbar
1008.5mbar
Average wind speed
12.8km/h
10.4km/h
9.2km/h
Average max. wind speed
13.7km/h
11.2km/h
9.8km/h
Average wind speed gusts
19.7km/h
15.9km/h
14.1km/h
Average humidity
80%
86%
88%
Average rainfall
54mm
70mm
94mm
Average rainfall days
14.4
16.4
20.2
Average snowfall
1mm
0mm
0mm
Average snowfall days
0.3
0
0
Average sea temperature
10.1°C
15°C
18.7°C
Average daylight
14h 4min
15h 2min
15h 0min
Average sunshine
8h 2min
7h 3min
7h 3min
Average sunshine days
14.8
10.8
9.5
Average UV index
4
5
5
Average cloud cover
46%
54%
54%
Average visibility
9km
8km
8km

Average temperature in June
Otaru, Japan

Average temperature in June - Otaru, Japan
  • Average high temperature in June: 17.8°C

The warmest month (with the highest average high temperature) is August (23°C).
The month with the lowest average high temperature is January (-3.3°C).

  • Average low temperature in June: 10.7°C

The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is February (-8.2°C).

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Average pressure in June
Otaru, Japan

Average pressure in June - Otaru, Japan
  • Average pressure in June: 1008.8mbar

The month with the highest atmospheric pressure is November (1016.1mbar).
The month with the lowest atmospheric pressure is July (1008.5mbar).

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Average wind speed in June
Otaru, Japan

Average wind speed in June - Otaru, Japan
  • Average wind speed in June: 10.4km/h

The windiest month (with the highest average wind speed) is December (19km/h).
The calmest month (with the lowest average wind speed) is July (9.2km/h).

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Average humidity in June
Otaru, Japan

Average humidity in June - Otaru, Japan
  • Average humidity in June: 86%

The month with the highest relative humidity is July (88%).
The months with the lowest relative humidity are April and October (79%).

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Average rainfall in June
Otaru, Japan

Average rainfall in June - Otaru, Japan
  • Average rainfall in June: 70mm

The wettest month (with the highest rainfall) is August (119mm).
The driest month (with the least rainfall) is April (43mm).

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Average rainfall days in June
Otaru, Japan

Average rainfall days in June - Otaru, Japan
  • Average rainfall days in June: 16.4 days

The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is February (2.5 days).

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Average snowfall in June
Otaru, Japan

Average snowfall in June - Otaru, Japan
  • Average snowfall in June: 0mm

The month with the highest snowfall is January (369mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in June
Otaru, Japan

Average snowfall days in June - Otaru, Japan
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (26 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in June
Otaru, Japan

Average sea temperature in June - Otaru, Japan
  • Average sea temperature in June: 15°C

The best month for swimming (with the highest average sea temperature) is August (21.6°C).
The coldest months (with the lowest average sea temperature) are February and March (5.3°C).

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Average daylight in June /
Average sunshine in June
Otaru, Japan

Average daylight in June / Average sunshine in June - Otaru, Japan
  • Average daylight in June: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in June: 7h and 3min

The months with the most sunshine are May and August (Average sunshine: 8h and 24min).
The month with the least sunshine is January (Average sunshine: 1h and 12min).

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Average sunshine days in June
Otaru, Japan

Average sunshine days in June - Otaru, Japan
  • Average sunshine days in June: 10.8 days

The month with the most sunshine days is May (14.8 days).
The month with the least sunshine days is January (3.1 days).

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Average UV index in June
Otaru, Japan

Average UV index in June - Otaru, Japan
  • Average UV index in June: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in June
Otaru, Japan

Average cloud cover in June - Otaru, Japan
  • Average cloud cover in June: 54

The month with the most cloud cover is January (Cloud cover 89).
The month with the least cloud cover is September (Cloud cover 42).

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Average visibility in June
Otaru, Japan

Average visibility in June - Otaru, Japan
  • Average visibility in June: 8km

The month with the highest visibility is October (10km).
The month with the lowest visibility is January (7km).

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Otaru, Japan

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