May weather forecast
Sayo, Japan

May

Weather in May

May, the last month of the spring in Sayo, is a pleasant month, with an average temperature varying between 20.9°C (69.6°F) and 13.8°C (56.8°F).

Temperature

May showcases a minor temperature ascent, adjusting from April's comfortable 16.2°C (61.2°F) to a pleasant 20.9°C (69.6°F). Sayo encounters a steady low-temperature average of 13.8°C (56.8°F) throughout the month of May.

Humidity

The average relative humidity in May is 75%.

Rainfall

In Sayo, during May, the rain falls for 9.1 days and regularly aggregates up to 27mm (1.06") of precipitation. In Sayo, Japan, during the entire year, the rain falls for 138.1 days and collects up to 420mm (16.54") of precipitation.

Snowfall

In Sayo, snow does not fall in March through November.

Daylight

The average length of the day in May in Sayo is 14h and 0min.
On the first day of the month, sunrise is at 05:11 and sunset at 18:47. On the last day of May, in Sayo, sunrise is at 04:49 and sunset at 19:10 JST.

Sunshine

The average sunshine in May is 9.8h.

UV index

In Sayo, Japan, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 5 in May interprets into the following advice:
Guard yourself - Avoiding sunburn is suggested. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

What is the temperature in May in Sayo?
The high-temperature in Sayo during May is 20.9°C (69.6°F) and the low-temperature is 13.8°C (56.8°F).
What is the average humidity in May in Sayo?
The average relative humidity in May in Sayo is 75%.
How many days does it rain in May in Sayo?
In May, in Sayo, Japan, the rain falls for 9.1 days. Throughout May, 27mm (1.06") of precipitation is accumulated.
When it does not snow in Sayo?
In Sayo, Japan, snow does not fall in March through November.
What is the average length of the day in May in Sayo?
In May, the average day length is 14h and 0min.
When is the sunrise / sunset in May in Sayo?
On the first day of May, sunrise is at 05:11 and sunset at 18:47. On the last day of the month, sunrise is at 04:49 and sunset at 19:10 JST.
How long on average sun shines in May in Sayo?
The average sunshine duration in May is 9.8h.
How high is the UV index in May in Sayo?
In May, the average daily maximum UV index in Sayo is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Sayo, Japan
  • Average high temperature in May: 20.9°C

The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (6.9°C).

  • Average low temperature in May: 13.8°C

The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).

Average pressure in May
Sayo, Japan
  • Average pressure in May: 1012.1mbar

The month with the highest atmospheric pressure is February (1020.3mbar).
The month with the lowest atmospheric pressure is June (1008.6mbar).

Average wind speed in May
Sayo, Japan
  • Average wind speed in May: 9.9km/h

The windiest month (with the highest average wind speed) is January (15.3km/h).
The calmest month (with the lowest average wind speed) is June (8.7km/h).

Average humidity in May
Sayo, Japan
  • Average humidity in May: 75%

The month with the highest relative humidity is July (84%).
The months with the lowest relative humidity are March and April (73%).

Average rainfall in May
Sayo, Japan
  • Average rainfall in May: 27mm

The wettest month (with the highest rainfall) is July (78mm).
The driest month (with the least rainfall) is November (11mm).

Average rainfall days in May
Sayo, Japan
  • Average rainfall days in May: 9.1 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (7.8 days).

Average snowfall in May
Sayo, Japan
  • Average snowfall in May: 0mm

The month with the highest snowfall is February (11mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in May
Sayo, Japan
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in May /
Average sunshine in May
Sayo, 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 54min).

  • Average sunshine in May: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in May
Sayo, Japan
  • Average sunshine days in May: 19.2 days

The month with the most sunshine days is March (20.1 days).
The month with the least sunshine days is July (8.6 days).

Average UV index in May
Sayo, Japan
  • Average UV index in May: 5

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in May
Sayo, Japan
  • Average cloud cover in May: 32

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in May
Sayo, Japan
  • Average visibility in May: 9km

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

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