April weather forecastKawatana, Japan
April
Weather in April
April is a comfortable spring month in Kawatana, Japan, with temperature in the range of an average low of 11.9°C (53.4°F) and an average high of 17.3°C (63.1°F).Temperature
April's arrival brings a slight change in high-temperatures, adjusting from a mild 13.5°C (56.3°F) in March to an enjoyable 17.3°C (63.1°F). An average low-temperature of 11.9°C (53.4°F) is recorded during the nights in April.Humidity
In Kawatana, the average relative humidity in April is 74%.Rainfall
In April, the rain falls for 12.2 days. Throughout April, 59mm (2.32") of precipitation is accumulated. Throughout the year, in Kawatana, there are 169.5 rainfall days, and 913mm (35.94") of precipitation is accumulated.Snowfall
March through November are months without snowfall in Kawatana.Daylight
In April, the average length of the day is 13h and 0min.On the first day of the month, sunrise is at 06:08 and sunset at 18:40. On the last day of April, in Kawatana, sunrise is at 05:33 and sunset at 19:01 JST.
Sunshine
The average sunshine in April is 8.4h.UV index
The average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 4 in April translates into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Kawatana, Japan
- Average high temperature in April: 17.3°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 April: 11.9°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 April
Kawatana, Japan
- Average pressure in April: 1015.3mbar
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 April
Kawatana, Japan
- Average wind speed in April: 14.4km/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 April
Kawatana, Japan
- Average humidity in April: 74%
The month with the highest relative humidity is July (87%).
The month with the lowest relative humidity is March (71%).
Average rainfall in April
Kawatana, Japan
- Average rainfall in April: 59mm
The wettest month (with the highest rainfall) is July (192mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days in April
Kawatana, Japan
- Average rainfall days in April: 12.2 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 April
Kawatana, 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
Kawatana, Japan
- Average snowfall days in April: 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 daylight in April /
Average sunshine in April
Kawatana, 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: 8h and 24min
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 April
Kawatana, Japan
- Average sunshine days in April: 16 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 April
Kawatana, Japan
- Average UV index in April: 4
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 April
Kawatana, Japan
- Average cloud cover in April: 39
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 April
Kawatana, Japan
- Average visibility in April: 10km
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).





