June weather forecastShowajima, Japan
June
Weather in June
June, the first month of the summer in Showajima, is a moderately hot month, with an average temperature fluctuating between 24.3°C (75.7°F) and 19.2°C (66.6°F).Temperature
A minimal variation is noted in Showajima's average high-temperature at the onset of June, reaching a warm 24.3°C (75.7°F) from May's 21.9°C (71.4°F). Showajima records a consistent low-temperature of 19.2°C (66.6°F) during June nights.Humidity
In June, the average relative humidity is 79%.Rainfall
In Showajima, during June, the rain falls for 16 days and regularly aggregates up to 82mm (3.23") of precipitation. Throughout the year, there are 154.1 rainfall days, and 754mm (29.69") of precipitation is accumulated.Snowfall
April through December are months without snowfall.Daylight
With an average of 14h and 30min of daylight, June has the longest days of the year.On the first day of June in Showajima, sunrise is at 04:26 and sunset at 18:51. On the last day of the month, sunrise is at 04:28 and sunset at 19:00 JST.
Sunshine
The average sunshine in June is 8.6h.UV index
The average daily maximum UV index in June in Showajima is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 6 in June transforms into this advice:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Showajima, Japan
- Average high temperature in June: 24.3°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (8.9°C).
- Average low temperature in June: 19.2°C
The month with the highest average low temperature is August (24.9°C).
The coldest month (with the lowest average low temperature) is January (3.4°C).
Average pressure in June
Showajima, Japan
- Average pressure in June: 1009.2mbar
The month with the highest atmospheric pressure is November (1018mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in June
Showajima, Japan
- Average wind speed in June: 13.6km/h
The windiest month (with the highest average wind speed) is April (17.3km/h).
The calmest month (with the lowest average wind speed) is June (13.6km/h).
Average humidity in June
Showajima, Japan
- Average humidity in June: 79%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is January (61%).
Average rainfall in June
Showajima, Japan
- Average rainfall in June: 82mm
The wettest month (with the highest rainfall) is October (100mm).
The driest month (with the least rainfall) is December (36mm).
Average rainfall days in June
Showajima, Japan
- Average rainfall days in June: 16 days
The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in June
Showajima, Japan
- Average snowfall in June: 0mm
The month with the highest snowfall is February (37mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in June
Showajima, Japan
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in June /
Average sunshine in June
Showajima, Japan
- Average daylight in June: 14h and 30min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in June: 8h and 36min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in June
Showajima, Japan
- Average sunshine days in June: 12.3 days
The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in June
Showajima, Japan
- Average UV index in June: 6
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in June
Showajima, Japan
- Average cloud cover in June: 45
The months with the most cloud cover are June and October (Cloud cover 45).
The month with the least cloud cover is January (Cloud cover 31).
Average visibility in June
Showajima, 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).





