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 sea temperature 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
Weather in May
Temperature
The transition from April to May brings a subtle temperature rise, with average high-temperatures increasing from an enjoyable 17.3°C (63.1°F) to a pleasant 21.6°C (70.9°F). During May, Sasebo observes a consistent average nighttime temperature of 16°C (60.8°F).Humidity
In May, the average relative humidity is 76%.Rainfall
In Sasebo, during May, the rain falls for 9.5 days and regularly aggregates up to 55mm (2.17") of precipitation. Throughout the year, in Sasebo, Japan, there are 169 rainfall days, and 900mm (35.43") of precipitation is accumulated.Snowfall
March through November are months without snowfall in Sasebo.Sea temperature
In Sasebo, Japan, the average seawater temperature in May is 18.8°C (65.8°F).Note: Swimming in water at 18.8°C (65.8°F) is not a pleasurable experience for most. The task of managing breathing becomes more challenging as the water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Sasebo, the average length of the day in May is 13h and 52min.On the first day of the month, sunrise is at 05:33 and sunset at 19:03. On the last day of May, in Sasebo, sunrise is at 05:13 and sunset at 19:24 JST.
Sunshine
In May, the average sunshine in Sasebo, Japan, is 9.1h.UV index
The average daily maximum UV index in May 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: The daily maximum UV index of 5 in May interprets into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What are May temperatures in Sasebo?
What is the average humidity in May in Sasebo?
How much does it rain in Sasebo in May?
When it does not snow in Sasebo?
How cold is the water in May in Sasebo?
What is the average length of the day in May in Sasebo?
When are sunrise and sunset in May in Sasebo?
How long on average sun shines in May in Sasebo?
What is the UV index reading in May in Sasebo?
Average temperature in May
Sasebo, Japan
- Average high temperature in May: 21.6°C
The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in May: 16°C
The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (5.4°C).
Average pressure in May
Sasebo, Japan
- Average pressure in May: 1011.9mbar
The month with the highest atmospheric pressure is January (1022.2mbar).
The month with the lowest atmospheric pressure is June (1008mbar).
Average wind speed in May
Sasebo, Japan
- Average wind speed in May: 11.9km/h
The windiest months (with the highest average wind speed) are January and December (16.7km/h).
The calmest month (with the lowest average wind speed) is June (10.6km/h).
Average humidity in May
Sasebo, Japan
- Average humidity in May: 76%
The month with the highest relative humidity is July (87%).
The month with the lowest relative humidity is March (71%).
Average rainfall in May
Sasebo, Japan
- Average rainfall in May: 55mm
The wettest month (with the highest rainfall) is July (192mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days in May
Sasebo, Japan
- Average rainfall days in May: 9.5 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is May (9.5 days).
Average snowfall in May
Sasebo, Japan
- Average snowfall in May: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in May
Sasebo, Japan
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in May
Sasebo, Japan
- Average sea temperature in May: 18.8°C
The best month for swimming (with the highest average sea temperature) is August (27.7°C).
The coldest month (with the lowest average sea temperature) is March (14.7°C).
Average daylight in May /
Average sunshine in May
Sasebo, 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 30min).
The months with the least sunshine are January and December (Average sunshine: 4h and 30min).
Average sunshine days in May
Sasebo, Japan
- Average sunshine days in May: 20.2 days
The month with the most sunshine days is May (20.2 days).
The months with the least sunshine days are July and December (9.5 days).
Average UV index in May
Sasebo, Japan
- Average UV index in May: 5
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Sasebo, Japan
- Average cloud cover in May: 37
The months with the most cloud cover are January and December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 33).
Average visibility in May
Sasebo, Japan
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, September, October, November and December (10km).
The months with the lowest visibility are May, June, July and August (9km).
Sasebo, Japan
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