June weather forecast and climate
Tokyo, Japan

A stunning view of the cityscape of Tokyo, Japan, taken at dusk
A stunning view of the cityscape of Tokyo, Japan, taken at dusk
June, the first month of the summer, in Tokyo, is a moderately hot month, with average temperature fluctuating between 19.3°C (66.7°F) and 25.1°C (77.2°F).

Temperature

In Tokyo, the average high-temperature is practically the same as in May - a moderately hot 25.1°C (77.2°F). In June, the average low-temperature is 19.3°C (66.7°F).

Humidity

The average relative humidity in June is 76%.

Rainfall

In June, the rain falls for 13.3 days. Throughout June, 49mm (1.93") of precipitation is accumulated. Throughout the year, there are 134.5 rainfall days, and 425mm (16.73") of precipitation is accumulated.

Snowfall

In Tokyo snow does not fall in April through December.

Sea temperature

In Tokyo, Japan, the average seawater temperature is 20.8°C (69.4°F).
Note: For swimming, a surface water temperature of 20.8°C (69.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

The month with the longest days is June, with an average of 14.5h of daylight.

Sunshine

The average sunshine in Tokyo is 8.8h.

UV index

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays for average individuals.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in June in Tokyo?

In Tokyo, in June, the average high-temperature is 25.1°C (77.2°F), and the average low-temperature is 19.3°C (66.7°F).

What is the average humidity in June in Tokyo?

In June, the average relative humidity in Tokyo is 76%.

How much does it rain in Tokyo in June?

In Tokyo, Japan, in June, during 13.3 rainfall days, 49mm (1.93") of precipitation is typically accumulated.

When it does not snow in Tokyo?

April through December are months without snowfall in Tokyo, Japan.

What is the sea water temperature in June in Tokyo?

In Tokyo, Japan, the average seawater temperature in June is 20.8°C (69.4°F). Swimming in 20.8°C (69.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

When are the longest days in Tokyo?

With an average of 14.5h of daylight, June has the longest days of the year in Tokyo.

How many hours of daylight does Tokyo have in June?

The average length of the day in June in Tokyo is 14.5h.

How many hours of sunshine does Tokyo have in June?

In Tokyo, the average sunshine in June is 8.8h.

How high is the UV index in June in Tokyo?

In Tokyo, the average daily maximum UV index in June is 6. A UV Index estimate of 6 to 7 represents a high health threat from the exposure to the Sun's UV rays.
Average temperature in June - Tokyo, Japan
  • Average high temperature in June: 25.1°C

The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (8.9°C).

  • Average low temperature in June: 19.3°C

The month with the highest average low temperature is August (25.1°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).

Average pressure in June - Tokyo, Japan
  • Average pressure in June: 1009.2mbar

The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).

Average wind speed in June - Tokyo, Japan
  • Average wind speed in June: 12.2km/h

The windiest month (with the highest average wind speed) is April (15.3km/h).
The calmest month (with the lowest average wind speed) is November (12.1km/h).

Average humidity in June - Tokyo, Japan
  • Average humidity in June: 76%

The month with the highest relative humidity is July (77%).
The month with the lowest relative humidity is January (59%).

Average rainfall in June - Tokyo, Japan
  • Average rainfall in June: 49mm

The wettest month (with the highest rainfall) is October (51mm).
The driest month (with the least rainfall) is December (21mm).

Average rainfall days in June - Tokyo, Japan
  • Average rainfall days in June: 13.3 days

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is January (7.3 days).

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

The month with the highest snowfall is February (21mm).
Months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

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

The month with the highest number of snowfall days is February (2.3 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in June - Tokyo, Japan
  • Average sea temperature in June: 20.8°C

The best month for swimming (with the highest average sea temperature) is August (25.7°C).
The coldest month (with the lowest average sea temperature) is February (14°C).

Average daylight in June / Average sunshine in June - Tokyo, Japan
  • Average daylight in June: 14.5h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in June: 8.8h

The month with the most sunshine is August (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 5.8h).

Average sunshine days in June - Tokyo, Japan
  • Average sunshine days in June: 14.4 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is June (14.4 days).

Average UV index in June - Tokyo, Japan
  • Average UV index in June: 6

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in June - Tokyo, Japan
  • Average cloud cover in June: 43

Months with the most cloud cover are June and October (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 28).

Average visibility in June - Tokyo, Japan
  • Average visibility in June: 10km

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