Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average sea temperature in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The shift into April brings a slight increase in the average high-temperature, moving from a fresh 12°C (53.6°F) in March to a refreshing 15.8°C (60.4°F). Atami observes an average nighttime temperature of 9.9°C (49.8°F) during April.Humidity
The average relative humidity in April in Atami is 74%.Rainfall
In Atami, Japan, in April, it is raining for 16.3 days, with typically 124mm (4.88") of accumulated precipitation. Throughout the year, in Atami, there are 174.9 rainfall days, and 1233mm (48.54") of precipitation is accumulated.Snowfall
March through December are months without snowfall in Atami.Sea temperature
In Atami, in April, the average water temperature is 17.1°C (62.8°F).Note: The majority of individuals do not enjoy swimming in water that is 17.1°C (62.8°F). Breathing control becomes more challenging as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in April in Atami is 13h and 5min.On the first day of April, sunrise is at 05:30 and sunset at 18:04. On the last day of the month, sunrise is at 04:53 and sunset at 18:28 JST.
Sunshine
In April, the average sunshine in Atami is 8.3h.UV index
In Atami, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: A maximum high UV index of 4 in April translates into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What is the average April temperature in Atami?
What is the average humidity in April in Atami?
How many days does it rain in April in Atami?
When it does not snow in Atami?
How cold is the water in April in Atami?
How many hours of daylight does Atami have in April?
When is the sunrise / sunset in April in Atami?
How long on average sun shines in April in Atami?
What is the UV index reading in April in Atami?
Average temperature in April
Atami, Japan
- Average high temperature in April: 15.8°C
The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in April: 9.9°C
The month with the highest average low temperature is August (23.3°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).
Average pressure in April
Atami, Japan
- Average pressure in April: 1014.2mbar
The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in April
Atami, Japan
- Average wind speed in April: 14.8km/h
The windiest month (with the highest average wind speed) is March (15.2km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in April
Atami, Japan
- Average humidity in April: 74%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (67%).
Average rainfall in April
Atami, Japan
- Average rainfall in April: 124mm
The wettest month (with the highest rainfall) is July (165mm).
The driest month (with the least rainfall) is January (52mm).
Average rainfall days in April
Atami, Japan
- Average rainfall days in April: 16.3 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in April
Atami, Japan
- Average snowfall in April: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in April
Atami, Japan
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in April
Atami, Japan
- Average sea temperature in April: 17.1°C
The best month for swimming (with the highest average sea temperature) is August (26.2°C).
The coldest month (with the lowest average sea temperature) is February (15.3°C).
Average daylight in April /
Average sunshine in April
Atami, Japan
- Average daylight in April: 13h and 1min
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 April: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in April
Atami, Japan
- Average sunshine days in April: 11.2 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is July (8.5 days).
Average UV index in April
Atami, Japan
- Average UV index in April: 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 February (UV index 2).
Average cloud cover in April
Atami, Japan
- Average cloud cover in April: 44
The month with the most cloud cover is June (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 29).
Average visibility in April
Atami, Japan
- Average visibility in April: 9km
The months with the highest visibility are January, February, March, August, October, November and December (10km).
The months with the lowest visibility are April, May, June, July and September (9km).
Atami, Japan
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