May weather forecastNirasaki, Japan
May
Weather in May
The last month of the spring, May, is an agreeable month in Nirasaki, Japan, with temperature in the range of an average low of 8°C (46.4°F) and an average high of 20.3°C (68.5°F).Temperature
May indicates a change in the average high-temperature, moving up from a moderate 14.3°C (57.7°F) in April to an agreeable 20.3°C (68.5°F). Against the backdrop of high daytime temperatures, an average low-temperature of 8°C (46.4°F) is noted during May nights.Humidity
The average relative humidity in May is 72%.Rainfall
In Nirasaki, Japan, during May, the rain falls for 17.8 days and regularly aggregates up to 98mm (3.86") of precipitation. In Nirasaki, during the entire year, the rain falls for 212.1 days and collects up to 1152mm (45.35") of precipitation.Snowfall
May through November are months without snowfall.Daylight
The average length of the day in May is 14h and 3min.On the first day of the month, sunrise is at 04:53 and sunset at 18:32. On the last day of May, sunrise is at 04:31 and sunset at 18:56 JST.
Sunshine
The month with the most sunshine is May, with an average of 9.9h of sunshine.UV index
In Nirasaki, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 4 during May, leads to the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. To protect against the Sun's most potent rays, avoid direct exposure around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Nirasaki, Japan
- Average high temperature in May: 20.3°C
The warmest month (with the highest average high temperature) is August (27.5°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in May: 8°C
The month with the highest average low temperature is August (17.3°C).
The coldest month (with the lowest average low temperature) is January (-6.1°C).
Average pressure in May
Nirasaki, Japan
- Average pressure in May: 1012.1mbar
The month with the highest atmospheric pressure is November (1018.6mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in May
Nirasaki, Japan
- Average wind speed in May: 7.3km/h
The windiest month (with the highest average wind speed) is January (8.1km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in May
Nirasaki, Japan
- Average humidity in May: 72%
The months with the highest relative humidity are July and September (83%).
The month with the lowest relative humidity is January (69%).
Average rainfall in May
Nirasaki, Japan
- Average rainfall in May: 98mm
The wettest month (with the highest rainfall) is October (170mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days in May
Nirasaki, Japan
- Average rainfall days in May: 17.8 days
The month with the highest number of rainy days is August (24.3 days).
The month with the least rainy days is January (11.3 days).
Average snowfall in May
Nirasaki, Japan
- Average snowfall in May: 0mm
The month with the highest snowfall is February (88mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in May
Nirasaki, Japan
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (8.2 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
Nirasaki, Japan
- Average daylight in May: 14h and 6min
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 54min
The month with the most sunshine is May (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).
Average sunshine days in May
Nirasaki, Japan
- Average sunshine days in May: 10.2 days
The month with the most sunshine days is December (15.4 days).
The month with the least sunshine days is June (4 days).
Average UV index in May
Nirasaki, Japan
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Nirasaki, Japan
- Average cloud cover in May: 36
The months with the most cloud cover are June and July (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 25).
Average visibility in May
Nirasaki, Japan
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, November and December (9km).
The month with the lowest visibility is September (7km).





