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
The average high-temperature increases in May, moving from a refreshing 13.8°C (56.8°F) in April to a pleasant 20.3°C (68.5°F). Johana observes an average nighttime low-temperature of 10.5°C (50.9°F) during the month of May.Humidity
May is the least humid month, with an average relative humidity of 71%.Rainfall
The month with the least rainfall is May, when the rain falls for 12.9 days and typically collects 77mm (3.03") of precipitation.Snowfall
In Johana, snow does not fall in May through October.Daylight
The average length of the day in May in Johana is 14h and 7min.On the first day of the month, sunrise is at 04:58 and sunset at 18:40. On the last day of May, in Johana, Japan, sunrise is at 04:35 and sunset at 19:04 JST.
Sunshine
In May, the average sunshine is 9.7h.UV index
The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 4 in May interprets into the following advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Johana?
What is the least humid month in Johana?
What is the average humidity in May in Johana?
What is the driest month in Johana?
How many days does it rain in May in Johana?
When it does not snow in Johana?
Does it snow in Johana in May?
How many hours of daylight does Johana have in May?
What time are sunrise and sunset in May in Johana?
How many hours of sunshine does Johana have in May?
What is the UV index reading in May in Johana?
Average temperature in May
Johana, Japan
- Average high temperature in May: 20.3°C
The warmest month (with the highest average high temperature) is August (29.3°C).
The month with the lowest average high temperature is January (3°C).
- Average low temperature in May: 10.5°C
The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (-2.5°C).
Average pressure in May
Johana, Japan
- Average pressure in May: 1012.2mbar
The month with the highest atmospheric pressure is February (1019.5mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in May
Johana, Japan
- Average wind speed in May: 8.3km/h
The windiest month (with the highest average wind speed) is December (10.7km/h).
The calmest months (with the lowest average wind speed) are June and August (6.9km/h).
Average humidity in May
Johana, Japan
- Average humidity in May: 71%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is May (71%).
Average rainfall in May
Johana, Japan
- Average rainfall in May: 77mm
The wettest month (with the highest rainfall) is July (177mm).
The driest month (with the least rainfall) is May (77mm).
Average rainfall days in May
Johana, Japan
- Average rainfall days in May: 12.9 days
The month with the highest number of rainy days is July (20.7 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in May
Johana, Japan
- Average snowfall in May: 0mm
The month with the highest snowfall is January (440mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Johana, Japan
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Johana, Japan
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in May
Johana, Japan
- Average sunshine days in May: 16.7 days
The month with the most sunshine days is May (16.7 days).
The month with the least sunshine days is January (7.1 days).
Average UV index in May
Johana, Japan
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Johana, Japan
- Average cloud cover in May: 34
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is May (Cloud cover 34).
Average visibility in May
Johana, Japan
- Average visibility in May: 9km
The months with the highest visibility are March, April, May, June, August, September, October, November and December (9km).
The months with the lowest visibility are January, February and July (8km).
