April weather forecastUsuki, Japan
April
Weather in April
April is a refreshing spring month in Usuki, Japan, with an average temperature ranging between min 11.3°C (52.3°F) and max 17.4°C (63.3°F).Temperature
April's arrival signals a subtle increase in average high-temperatures, moving from March's 13.3°C (55.9°F) to a still refreshing 17.4°C (63.3°F). Throughout April, the temperature in Usuki, Japan, falls to an average low of 11.3°C (52.3°F).Humidity
The average relative humidity in April is 72%.Rainfall
In Usuki, in April, during 11.3 rainfall days, 33mm (1.3") of precipitation is typically accumulated. In Usuki, during the entire year, the rain falls for 156.2 days and collects up to 681mm (26.81") of precipitation.Snowfall
March through November are months without snowfall.Daylight
In April, the average length of the day is 13h and 1min.On the first day of April, sunrise is at 06:00 and sunset at 18:32. On the last day of the month, sunrise is at 05:25 and sunset at 18:54 JST.
Sunshine
In April, the average sunshine in Usuki is 9.3h.UV index
The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In April, an average UV index of 5 transforms into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Usuki, Japan
- Average high temperature in April: 17.4°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 (9.3°C).
- Average low temperature in April: 11.3°C
The month with the highest average low temperature is August (24.3°C).
The coldest month (with the lowest average low temperature) is January (4.6°C).
Average pressure in April
Usuki, Japan
- Average pressure in April: 1015.2mbar
The month with the highest atmospheric pressure is January (1021.4mbar).
The month with the lowest atmospheric pressure is June (1008.4mbar).
Average wind speed in April
Usuki, Japan
- Average wind speed in April: 13.2km/h
The windiest month (with the highest average wind speed) is January (16km/h).
The calmest month (with the lowest average wind speed) is June (9km/h).
Average humidity in April
Usuki, Japan
- Average humidity in April: 72%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is March (71%).
Average rainfall in April
Usuki, Japan
- Average rainfall in April: 33mm
The wettest month (with the highest rainfall) is July (113mm).
The driest month (with the least rainfall) is January (24mm).
Average rainfall days in April
Usuki, Japan
- Average rainfall days in April: 11.3 days
The month with the highest number of rainy days is July (21.3 days).
The months with the least rainy days are October and November (9.8 days).
Average snowfall in April
Usuki, Japan
- Average snowfall in April: 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 April
Usuki, Japan
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Usuki, Japan
- Average daylight in April: 13h and 0min
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 April: 9h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in April
Usuki, Japan
- Average sunshine days in April: 16.3 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in April
Usuki, Japan
- Average UV index in April: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in April
Usuki, Japan
- Average cloud cover in April: 35
The month with the most cloud cover is June (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Usuki, Japan
- Average visibility in April: 10km
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).





