June weather forecast
Sasebo, Japan

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Weather in June

June presents a drastic shift in Sasebo’s weather patterns as the city enters the summer season. Temperatures continue to rise, however, the drastic change comes in terms of rainfalls. The drastic increase in rainfall heralds the start of the rainy season. These weather conditions, in combination with increased humidity, are characteristics of a typical Japanese summer. Despite the challenges, the lengthened daylight hours present a silver lining.

Temperature

The weather during June records an average high-temperature of a warm 24.1°C (75.4°F), closely mirroring the preceding month. Sasebo registers a subtle dip to an average of 19.7°C (67.5°F) during the nights of June.

Humidity

In Sasebo, the average relative humidity in June is 85%.

Rainfall

In Sasebo, in June, during 16 rainfall days, 114mm (4.49") of precipitation is typically accumulated. In Sasebo, during the entire year, the rain falls for 169 days and collects up to 900mm (35.43") of precipitation.

Snowfall

In Sasebo, snow does not fall in March through November.

Sea temperature

In Sasebo, Japan, in June, the average water temperature is 22.2°C (72°F).
Note: Factoring in a person's dislike for cold, combined with conditions like sunshine, wind, and temperature, a dip in 22.2°C (72°F) waters might be satisfying. (It is worth noting that the Olympic swimming waters are maintained between 25°C (77°F) and 28°C (82.4°F).)

Daylight

With an average of 14h and 18min of daylight, June has the longest days of the year in Sasebo.
On the first day of the month, sunrise is at 05:12 and sunset at 19:25. On the last day of June, in Sasebo, Japan, sunrise is at 05:15 and sunset at 19:34 JST.

Sunshine

In Sasebo, the average sunshine in June is 8h.

UV index

In June, the average daily maximum UV index in Sasebo is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily high UV index of 5 in June leads to these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in June in Sasebo?

In June, in Sasebo, the average high-temperature is 24.1°C (75.4°F), and the average low-temperature is 19.7°C (67.5°F).

What is the average humidity in June in Sasebo?

The average relative humidity in June in Sasebo is 85%.

How many days does it rain in June in Sasebo?

In June, in Sasebo, the rain falls for 16 days. Throughout June, 114mm (4.49") of precipitation is accumulated.

When it does not snow in Sasebo?

March through November are months without snowfall in Sasebo.

What is the water temperature in June in Sasebo?

In June, the average sea temperature is 22.2°C (72°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22.2°C (72°F) water.

When are the longest days in Sasebo?

The month with the longest days in Sasebo, Japan, is June, with an average of 14h and 18min of daylight.

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

In Sasebo, the average day length in June is 14h and 19min.

When is the sunrise / sunset in June in Sasebo?

In June, on the first day of the month, sunrise is at 05:12 and sunset at 19:25. On the last day of the month, in Sasebo, Japan, sunrise is at 05:15 and sunset at 19:34 JST.

How long on average sun shines in June in Sasebo?

In June, the average sunshine duration is 8h.

What is the UV index intensity in June in Sasebo?

In Sasebo, the average daily maximum UV index in June is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Sasebo, Japan

Average temperature in June - Sasebo, Japan
  • Average high temperature in June: 24.1°C

The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (9.3°C).

  • Average low temperature in June: 19.7°C

The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (5.4°C).

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Average pressure in June
Sasebo, Japan

Average pressure in June - Sasebo, Japan
  • Average pressure in June: 1008mbar

The month with the highest atmospheric pressure is January (1022.2mbar).
The month with the lowest atmospheric pressure is June (1008mbar).

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Average wind speed in June
Sasebo, Japan

Average wind speed in June - Sasebo, Japan
  • Average wind speed in June: 10.6km/h

The windiest months (with the highest average wind speed) are January and December (16.7km/h).
The calmest month (with the lowest average wind speed) is June (10.6km/h).

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Average humidity in June
Sasebo, Japan

Average humidity in June - Sasebo, Japan
  • Average humidity in June: 85%

The month with the highest relative humidity is July (87%).
The month with the lowest relative humidity is March (71%).

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Average rainfall in June
Sasebo, Japan

Average rainfall in June - Sasebo, Japan
  • Average rainfall in June: 114mm

The wettest month (with the highest rainfall) is July (192mm).
The driest month (with the least rainfall) is January (38mm).

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Average rainfall days in June
Sasebo, Japan

Average rainfall days in June - Sasebo, Japan
  • Average rainfall days in June: 16 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is May (9.5 days).

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Average snowfall in June
Sasebo, Japan

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

The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in June
Sasebo, Japan

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

The month with the highest number of snowfall days is January (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in June
Sasebo, Japan

Average sea temperature in June - Sasebo, Japan
  • Average sea temperature in June: 22.2°C

The best month for swimming (with the highest average sea temperature) is August (27.7°C).
The coldest month (with the lowest average sea temperature) is March (14.7°C).

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

Average daylight in June / Average sunshine in June - Sasebo, Japan
  • Average daylight in June: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in June: 8h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 4h and 30min).

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Average sunshine days in June
Sasebo, Japan

Average sunshine days in June - Sasebo, Japan
  • Average sunshine days in June: 12.1 days

The month with the most sunshine days is May (20.2 days).
The months with the least sunshine days are July and December (9.5 days).

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Average UV index in June
Sasebo, Japan

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

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in June
Sasebo, Japan

Average cloud cover in June - Sasebo, Japan
  • Average cloud cover in June: 49

The months with the most cloud cover are January and December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 33).

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Average visibility in June
Sasebo, Japan

Average visibility in June - Sasebo, Japan
  • Average visibility in June: 9km

The months with the highest visibility are January, February, March, April, September, October, November and December (10km).
The months with the lowest visibility are May, June, July and August (9km).

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Sasebo, Japan

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