Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
An increase in the average high-temperature marks May, moving from April's refreshing 16.4°C (61.5°F) to an agreeable 21.7°C (71.1°F). During the month of May, Koya's nighttime temperature lowers to an average of 12.3°C (54.1°F).Humidity
With an average relative humidity of 74%, May is the least humid month.Rainfall
In Koya, in May, during 14.4 rainfall days, 123mm (4.84") of precipitation is typically accumulated. In Koya, during the entire year, the rain falls for 199.5 days and collects up to 1277mm (50.28") of precipitation.Snowfall
In Koya, snow does not fall in May through November.Daylight
In May, the average length of the day is 13h and 56min.On the first day of the month, sunrise is at 05:07 and sunset at 18:41. On the last day of May, sunrise is at 04:47 and sunset at 19:03 JST.
Sunshine
In May, the average sunshine in Koya is 9.5h.UV index
The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What is the usual temperature for Koya in May?
What is the least humid month in Koya?
What is the average humidity in May in Koya?
How much does it rain in Koya in May?
When it does not snow in Koya?
Does it snow in Koya in May?
How many hours of daylight does Koya have in May?
When is the sunrise / sunset in May in Koya?
How many hours of sunshine does Koya have in May?
What is the UV index reading in May in Koya?
Average temperature in May
Koya, Japan
- Average high temperature in May: 21.7°C
The warmest month (with the highest average high temperature) is August (29.9°C).
The month with the lowest average high temperature is January (6.7°C).
- Average low temperature in May: 12.3°C
The month with the highest average low temperature is August (22.3°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).
Average pressure in May
Koya, Japan
- Average pressure in May: 1012.3mbar
The month with the highest atmospheric pressure is February (1019.5mbar).
The month with the lowest atmospheric pressure is June (1008.8mbar).
Average wind speed in May
Koya, Japan
- Average wind speed in May: 6.8km/h
The windiest month (with the highest average wind speed) is January (9.5km/h).
The calmest months (with the lowest average wind speed) are June and August (6.2km/h).
Average humidity in May
Koya, Japan
- Average humidity in May: 74%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is May (74%).
Average rainfall in May
Koya, Japan
- Average rainfall in May: 123mm
The wettest month (with the highest rainfall) is July (179mm).
The driest month (with the least rainfall) is January (56mm).
Average rainfall days in May
Koya, Japan
- Average rainfall days in May: 14.4 days
The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is February (13.8 days).
Average snowfall in May
Koya, Japan
- Average snowfall in May: 0mm
The month with the highest snowfall is January (90mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in May
Koya, Japan
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Koya, Japan
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 9h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).
Average sunshine days in May
Koya, Japan
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is July (7.9 days).
Average UV index in May
Koya, Japan
- Average UV index in May: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in May
Koya, Japan
- Average cloud cover in May: 36
The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
Koya, Japan
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, August, September, October, November and December (9km).
The months with the lowest visibility are June and July (8km).
Koya, Japan
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