May weather forecast
Shiraho, Japan

May

Weather in May

The last month of the spring, May, is also a moderately hot month in Shiraho, Japan, with an average temperature varying between 26.1°C (79°F) and 24.9°C (76.8°F).

Temperature

Shiraho records a slight change with May's average high-temperatures adjusting to a still moderately hot 26.1°C (79°F) from April's 23.7°C (74.7°F). Shiraho records a slight downturn in temperature to an average of 24.9°C (76.8°F) during May nights.

Humidity

In Shiraho, Japan, the average relative humidity in May is 83%.

Rainfall

In Shiraho, in May, during 18 rainfall days, 108mm (4.25") of precipitation is typically accumulated. In Shiraho, during the entire year, the rain falls for 228 days and collects up to 1184mm (46.61") of precipitation.

Daylight

The average length of the day in May in Shiraho is 13h and 19min.
On the first day of the month, sunrise is at 06:07 and sunset at 19:12. On the last day of May, sunrise is at 05:54 and sunset at 19:26 JST.

Sunshine

The average sunshine in May is 7.8h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Shiraho. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 7 in May translates into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.

Frequently asked questions

What is the average May temperature in Shiraho?
In May, the average high-temperature and low-temperature in Shiraho are 26.1°C (79°F) and 24.9°C (76.8°F) respectively.
What is the average humidity in May in Shiraho?
The average relative humidity in May is 83%.
How many days does it rain in May in Shiraho?
In Shiraho, during May, the rain falls for 18 days and regularly aggregates up to 108mm (4.25") of precipitation.
What is the average length of the day in May in Shiraho?
The average day length in May in Shiraho is 13h and 19min.
When are sunrise and sunset in May in Shiraho?
On the first day of May, sunrise is at 06:07 and sunset at 19:12. On the last day of the month, sunrise is at 05:54 and sunset at 19:26 JST.
How long on average sun shines in May in Shiraho?
The average sunshine duration in May in Shiraho is 7.8h.
When is the highest UV index in Shiraho?
May through September, with an average maximum UV index of 7, are months with the highest UV index in Shiraho.
What is the UV index reading in May in Shiraho?
In May, the average daily maximum UV index in Shiraho is 7. A UV Index reading of 6 to 7 represents a high health threat from unsafe 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Shiraho, Japan
Average temperature in May
Shiraho, Japan
  • Average high temperature in May: 26.1°C

The warmest months (with the highest average high temperature) are July and August (29.3°C).
The month with the lowest average high temperature is January (20.6°C).

  • Average low temperature in May: 24.9°C

The month with the highest average low temperature is July (28.4°C).
The coldest month (with the lowest average low temperature) is January (18.7°C).

Average pressure in May - Shiraho, Japan
Average pressure in May
Shiraho, Japan
  • Average pressure in May: 1010.4mbar

The month with the highest atmospheric pressure is January (1020.3mbar).
The month with the lowest atmospheric pressure is August (1005.6mbar).

Average wind speed in May - Shiraho, Japan
Average wind speed in May
Shiraho, Japan
  • Average wind speed in May: 20.4km/h

The windiest month (with the highest average wind speed) is December (32.9km/h).
The calmest month (with the lowest average wind speed) is May (20.4km/h).

Average humidity in May - Shiraho, Japan
Average humidity in May
Shiraho, Japan
  • Average humidity in May: 83%

The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are January and December (76%).

Average rainfall in May - Shiraho, Japan
Average rainfall in May
Shiraho, Japan
  • Average rainfall in May: 108mm

The wettest month (with the highest rainfall) is August (217mm).
The driest month (with the least rainfall) is March (50mm).

Average rainfall days in May - Shiraho, Japan
Average rainfall days in May
Shiraho, Japan
  • Average rainfall days in May: 18 days

The month with the highest number of rainy days is August (22.1 days).
The month with the least rainy days is April (16.7 days).

Average daylight in May / Average sunshine in May - Shiraho, Japan
Average daylight in May /
Average sunshine in May
Shiraho, Japan
  • Average daylight in May: 13h and 2min

The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).

  • Average sunshine in May: 7h and 5min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

Average sunshine days in May - Shiraho, Japan
Average sunshine days in May
Shiraho, Japan
  • Average sunshine days in May: 10.3 days

The month with the most sunshine days is June (11.8 days).
The month with the least sunshine days is November (6.2 days).

Average UV index in May - Shiraho, Japan
Average UV index in May
Shiraho, Japan
  • Average UV index in May: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March and December (UV index 5).

Average cloud cover in May - Shiraho, Japan
Average cloud cover in May
Shiraho, Japan
  • Average cloud cover in May: 48

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in May - Shiraho, Japan
Average visibility in May
Shiraho, Japan
  • Average visibility in May: 10km

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

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