May weather forecast
Koza, Japan

May

Weather in May

The last month of the spring, May, is an agreeable month in Koza, Japan, with an average temperature varying between 18.1°C (64.6°F) and 21.2°C (70.2°F).

Temperature

Observing a minor shift, the average high-temperature during May adjusts from April's refreshing 17.8°C (64°F) to a pleasant 21.2°C (70.2°F). In May, Koza experiences a marginal drop in temperature, with averages of 18.1°C (64.6°F) at night.

Humidity

In Koza, the average relative humidity in May is 75%.

Rainfall

In Koza, during May, the rain falls for 11.3 days and regularly aggregates up to 71mm (2.8") of precipitation. In Koza, during the entire year, the rain falls for 158.9 days and collects up to 1032mm (40.63") of precipitation.

Snowfall

In Koza, snow does not fall in March through December.

Daylight

The average length of the day in May is 13h and 53min.
On the first day of the month, sunrise is at 05:08 and sunset at 18:39. On the last day of May, in Koza, Japan, sunrise is at 04:47 and sunset at 19:00 JST.

Sunshine

In May, the average sunshine in Koza, Japan, is 9.2h.

UV index

The average daily maximum UV index in May in Koza is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 5 during May morphs into the following directions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What are May temperatures in Koza?
The average high-temperature, in May, in Koza, is 21.2°C (70.2°F), while the average low-temperature is 18.1°C (64.6°F).
What is the average humidity in May in Koza?
The average relative humidity in May is 75%.
How many days does it rain in May in Koza?
In Koza, during May, the rain falls for 11.3 days and regularly aggregates up to 71mm (2.8") of precipitation.
When it does not snow in Koza?
March through December are months without snowfall in Koza, Japan.
What is the average length of the day in May in Koza?
In Koza, the average day length in May is 13h and 53min.
When are sunrise and sunset in May in Koza?
In May, on the first day of the month, sunrise is at 05:08 and sunset at 18:39. On the last day of the month, in Koza, Japan, sunrise is at 04:47 and sunset at 19:00 JST.
How long on average sun shines in May in Koza?
In Koza, the average sunshine duration in May is 9.2h.
How high is the UV index in May in Koza?
In May, the average daily maximum UV index in Koza, Japan, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Koza, Japan
Average temperature in May
Koza, Japan
  • Average high temperature in May: 21.2°C

The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (11°C).

  • Average low temperature in May: 18.1°C

The month with the highest average low temperature is August (26.3°C).
The coldest month (with the lowest average low temperature) is January (7.3°C).

Average pressure in May - Koza, Japan
Average pressure in May
Koza, Japan
  • Average pressure in May: 1012.2mbar

The month with the highest atmospheric pressure is January (1019mbar).
The month with the lowest atmospheric pressure is June (1008.8mbar).

Average wind speed in May - Koza, Japan
Average wind speed in May
Koza, Japan
  • Average wind speed in May: 16.6km/h

The windiest month (with the highest average wind speed) is January (22.6km/h).
The calmest months (with the lowest average wind speed) are July and August (15.9km/h).

Average humidity in May - Koza, Japan
Average humidity in May
Koza, Japan
  • Average humidity in May: 75%

The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is January (66%).

Average rainfall in May - Koza, Japan
Average rainfall in May
Koza, Japan
  • Average rainfall in May: 71mm

The wettest month (with the highest rainfall) is September (144mm).
The driest month (with the least rainfall) is December (37mm).

Average rainfall days in May - Koza, Japan
Average rainfall days in May
Koza, Japan
  • Average rainfall days in May: 11.3 days

The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (8.4 days).

Average snowfall days in May - Koza, Japan
Average snowfall days in May
Koza, Japan
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in May / Average sunshine in May - Koza, Japan
Average daylight in May /
Average sunshine in May
Koza, Japan
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 9h and 1min

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 54min).

Average sunshine days in May - Koza, Japan
Average sunshine days in May
Koza, Japan
  • Average sunshine days in May: 17.8 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is September (9.9 days).

Average UV index in May - Koza, Japan
Average UV index in May
Koza, 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 3).

Average cloud cover in May - Koza, Japan
Average cloud cover in May
Koza, Japan
  • Average cloud cover in May: 37

The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is January (Cloud cover 27).

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

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

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