Weather in April
Temperature
April's arrival brings a change in high-temperatures, moving from a fresh 12°C (53.6°F) in March to a comfortable 18°C (64.4°F). During April, the nighttime temperature averages to a frosty 8°C (46.4°F).Rainfall
In Izumo, in April, during 15 rainfall days, 124mm (4.88") of precipitation is typically accumulated. Throughout the year, in Izumo, there are 224 rainfall days, and 1774mm (69.84") of precipitation is accumulated.Sea temperature
In Izumo, in April, the average water temperature is 15°C (59°F).Note: Most individuals do not find swimming at 15°C (59°F) to be enjoyable. As the water temperature declines below 21°C (69.8°F), maintaining control over one's breathing becomes harder.
Daylight
The average length of the day in April in Izumo is 13h and 5min.On the first day of the month, sunrise is at 05:55 and sunset at 18:30. On the last day of April, in Izumo, sunrise is at 05:18 and sunset at 18:54 JST.
Sunshine
In Izumo, Japan, the average sunshine in April is 6h.UV index
In Izumo, the average daily maximum UV index in April is 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.Note: In April, the UV index of 7 transforms into the following advice:
Fend off overexposure. Sun protection is vital. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What is the usual temperature for Izumo in April?
How much does it rain in Izumo in April?
What is the sea water temperature in April in Izumo?
How many hours of daylight does Izumo have in April?
What time are sunrise and sunset in April in Izumo?
How many hours of sunshine does Izumo have in April?
What is the UV index reading in April in Izumo?
Average temperature in April
Izumo, Japan
- Average high temperature in April: 18°C
The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in April: 8°C
The month with the highest average low temperature is August (23°C).
The coldest month (with the lowest average low temperature) is January (0°C).
Average rainfall in April
Izumo, Japan
- Average rainfall in April: 124mm
The wettest month (with the highest rainfall) is July (254mm).
The driest month (with the least rainfall) is February (115mm).
Average rainfall days in April
Izumo, Japan
- Average rainfall days in April: 15 days
The month with the highest number of rainy days is January (26 days).
The month with the least rainy days is May (14 days).
Average sea temperature in April
Izumo, Japan
- Average sea temperature in April: 15°C
The best month for swimming (with the highest average sea temperature) is August (26°C).
The coldest months (with the lowest average sea temperature) are February and March (13°C).
Average daylight in April /
Average sunshine in April
Izumo, 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: 6h
The months with the most sunshine are May and August (Average sunshine: 7h).
The months with the least sunshine are January, February and December (Average sunshine: 3h).
Average UV index in April
Izumo, Japan
- Average UV index in April: 7
The month with the highest UV index is July (UV index 11).
The month with the lowest UV index is December (UV index 2).
Izumo, Japan
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