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
May
Weather in May
Temperature
In Koyasu, the onset of May comes with a modest high-temperature shift, transitioning from April's enjoyable 17°C (62.6°F) to an agreeable 21.2°C (70.2°F). The month of May is marked by an average minimum temperature of 17°C (62.6°F), slightly cooler than its daytime counterpart.Humidity
In Koyasu, the average relative humidity in May is 74%.Rainfall
In Koyasu, during May, the rain falls for 11.6 days and regularly aggregates up to 64mm (2.52") of precipitation. In Koyasu, Japan, during the entire year, the rain falls for 151.7 days and collects up to 886mm (34.88") of precipitation.Snowfall
April through December are months without snowfall in Koyasu.Daylight
In Koyasu, the average length of the day in May is 14h and 2min.On the first day of the month, sunrise is at 04:51 and sunset at 18:28. On the last day of May, in Koyasu, sunrise is at 04:29 and sunset at 18:52 JST.
Sunshine
In May, the average sunshine is 9.5h.UV index
In May, the average daily maximum UV index in Koyasu is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Prioritize safety - Recommendations to avert sunburn are shared. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Koyasu in May?
What is the average humidity in May in Koyasu?
How much does it rain in Koyasu in May?
When it does not snow in Koyasu?
How many hours of daylight does Koyasu have in May?
When is the sunrise / sunset in May in Koyasu?
How many hours of sunshine does Koyasu have in May?
How high is the UV index in May in Koyasu?
Average temperature in May
Koyasu, Japan
- Average high temperature in May: 21.2°C
The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (9.8°C).
- Average low temperature in May: 17°C
The month with the highest average low temperature is August (25.3°C).
The coldest month (with the lowest average low temperature) is January (5.3°C).
Average pressure in May
Koyasu, Japan
- Average pressure in May: 1012mbar
The month with the highest atmospheric pressure is November (1017.9mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in May
Koyasu, Japan
- Average wind speed in May: 17.7km/h
The windiest month (with the highest average wind speed) is March (20.8km/h).
The calmest month (with the lowest average wind speed) is June (15.9km/h).
Average humidity in May
Koyasu, Japan
- Average humidity in May: 74%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is January (61%).
Average rainfall in May
Koyasu, Japan
- Average rainfall in May: 64mm
The wettest month (with the highest rainfall) is September (125mm).
The driest months (with the least rainfall) are February and December (39mm).
Average rainfall days in May
Koyasu, Japan
- Average rainfall days in May: 11.6 days
The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in May
Koyasu, Japan
- Average snowfall in May: 0mm
The month with the highest snowfall is February (10mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in May
Koyasu, Japan
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
Koyasu, Japan
- Average daylight in May: 14h and 0min
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 May: 9h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in May
Koyasu, Japan
- Average sunshine days in May: 17.3 days
The month with the most sunshine days is January (23.2 days).
The month with the least sunshine days is September (11.2 days).
Average UV index in May
Koyasu, 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 3).
Average cloud cover in May
Koyasu, Japan
- Average cloud cover in May: 35
The months with the most cloud cover are March, June and October (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Koyasu, Japan
- Average visibility in May: 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).
