June weather forecastIju, Japan

June

Weather in June

June, the first month of the summer in Iju, is still a warm month, with temperature in the range of an average high of 27.3°C (81.1°F) and an average low of 26°C (78.8°F).

Temperature

June's onset records an average high-temperature of a still moderately hot 27.3°C (81.1°F), a near match to May's 24.8°C (76.6°F). The low temperature average in Iju, Japan, during June reflects a slight decrease to a still moderately hot 26°C (78.8°F) from the day's peak.

Heat index

The heat index value for June is appraised at a tropical 31°C (87.8°F). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

June is the most humid month in Iju, with an average relative humidity of 87%.

Rainfall

June is the month with the most rainfall in Iju, Japan. Rain falls for 21.5 days and accumulates 207mm (8.15") of precipitation.

Daylight

June has the longest days of the year, with an average of 13h and 48min of daylight.
On the first day of the month, sunrise is at 05:36 and sunset at 19:17. On the last day of June, sunrise is at 05:39 and sunset at 19:25 JST.

Sunshine

In June, the average sunshine in Iju, Japan, is 8.9h.

UV index

June through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In June, a daily maximum UV index of 7 leads to the following instructions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

The high-temperature, in June, in Iju, is 27.3°C (81.1°F), while the low-temperature averages to 26°C (78.8°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in June is appraised at 31°C (87.8°F).

With an average relative humidity of 87%, June is the most humid month.

In June, the average relative humidity in Iju is 87%.

The month with the most rainfall in Iju, Japan, is June, when the rain falls for 21.5 days and typically aggregates up to 207mm (8.15") of precipitation.

In Iju, Japan, in June, it is raining for 21.5 days, with typically 207mm (8.15") of accumulated precipitation.

With an average of 13h and 48min of daylight, June has the longest days of the year in Iju.

The average day length in June is 13h and 46min.

In June, on the first day of the month, sunrise is at 05:36 and sunset at 19:17. On the last day of the month, in Iju, sunrise is at 05:39 and sunset at 19:25 JST.

The average sunshine duration in June in Iju is 8.9h.

June through September, with an average maximum UV index of 7, are months with the highest UV index.

The average daily maximum UV index in June in Iju, Japan, is 7. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Iju, Japan

  • Average high temperature in June: 27.3°C

The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (19°C).

  • Average low temperature in June: 26°C

The month with the highest average low temperature is August (28.3°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).

Average pressure in June
Iju, Japan

  • Average pressure in June: 1008.2mbar

The month with the highest atmospheric pressure is January (1020.8mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).

Average wind speed in June
Iju, Japan

  • Average wind speed in June: 21.3km/h

The windiest month (with the highest average wind speed) is December (27.9km/h).
The calmest month (with the lowest average wind speed) is May (19.8km/h).

Average humidity in June
Iju, Japan

  • Average humidity in June: 87%

The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is January (72%).

Average rainfall in June
Iju, Japan

  • Average rainfall in June: 207mm

The wettest month (with the highest rainfall) is June (207mm).
The driest month (with the least rainfall) is February (58mm).

Average rainfall days in June
Iju, Japan

  • Average rainfall days in June: 21.5 days

The months with the highest number of rainy days are January and June (21.5 days).
The month with the least rainy days is April (16.4 days).

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

  • Average daylight in June: 13h and 48min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in June: 8h and 54min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in June
Iju, Japan

  • Average sunshine days in June: 7 days

The month with the most sunshine days is April (11.3 days).
The month with the least sunshine days is January (6 days).

Average UV index in June
Iju, Japan

  • Average UV index in June: 7

The months with the highest UV index are June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).

Average cloud cover in June
Iju, Japan

  • Average cloud cover in June: 46

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in June
Iju, Japan

  • Average visibility in June: 10km

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