April weather forecast
Oishida, Japan

April

Weather in April

April is a fresh spring month in Oishida, Japan, with an average temperature ranging between max 11°C (51.8°F) and min 2.4°C (36.3°F).

Temperature

In Oishida, stepping into April brings a temperature increase, moving up from March's icy 4.5°C (40.1°F) to a fresh 11°C (51.8°F). Oishida experiences an average low-temperature reading of 2.4°C (36.3°F) throughout April.

Humidity

In April, the average relative humidity is 81%.

Rainfall

In Oishida, during April, the rain falls for 16.8 days and regularly aggregates up to 99mm (3.9") of precipitation. Throughout the year, there are 198.4 rainfall days, and 1328mm (52.28") of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 4.3 snowfall days, in April, Oishida aggregates 99mm (3.9") of snow. Throughout the year, there are 97 snowfall days, and 2658mm (104.65") of snow is accumulated.

Daylight

In Oishida, the average length of the day in April is 13h and 13min.
On the first day of April in Oishida, sunrise is at 05:22 and sunset at 18:01. On the last day of the month, sunrise is at 04:42 and sunset at 18:29 JST.

Sunshine

In Oishida, the average sunshine in April is 7.6h.

UV index

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In April, the maximum UV index of 4 suggests this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

What is the average April temperature?
In April, the average high-temperature and low-temperature are 11°C (51.8°F) and 2.4°C (36.3°F) respectively.
What is the average humidity in April?
In April, the average relative humidity is 81%.
How much does it rain in April?
In Oishida, Japan, in April, it is raining for 16.8 days, with typically 99mm (3.9") of accumulated precipitation.
What is the last month it snows?
April is the last month it regularly snows. During 4.3 snowfall days, in April, Oishida aggregates 99mm (3.9") of snow.
How many hours of daylight does Oishida have in April?
The average day length in April is 13h and 13min.
What time are sunrise and sunset in April?
On the first day of April, sunrise is at 05:22 and sunset at 18:01. On the last day of the month, sunrise is at 04:42 and sunset at 18:29 JST.
How many hours of sunshine does Oishida have in April?
The average sunshine duration in April is 7.6h.
What is the UV index reading in April?
The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April
Oishida, Japan
  • Average high temperature in April: 11°C

The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (-0.6°C).

  • Average low temperature in April: 2.4°C

The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).

Average pressure in April
Oishida, Japan
  • Average pressure in April: 1014.7mbar

The month with the highest atmospheric pressure is November (1018.8mbar).
The months with the lowest atmospheric pressure are June and July (1009.2mbar).

Average wind speed in April
Oishida, Japan
  • Average wind speed in April: 10.4km/h

The windiest month (with the highest average wind speed) is January (12km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).

Average humidity in April
Oishida, Japan
  • Average humidity in April: 81%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is May (77%).

Average rainfall in April
Oishida, Japan
  • Average rainfall in April: 99mm

The wettest month (with the highest rainfall) is July (179mm).
The driest month (with the least rainfall) is November (76mm).

Average rainfall days in April
Oishida, Japan
  • Average rainfall days in April: 16.8 days

The month with the highest number of rainy days is July (24.8 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in April
Oishida, Japan
  • Average snowfall in April: 99mm

The month with the highest snowfall is January (928mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in April
Oishida, Japan
  • Average snowfall days in April: 4.3 days

The month with the highest number of snowfall days is January (27.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
Oishida, Japan
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is May (Average sunshine: 8h and 24min).
The month with the least sunshine is January (Average sunshine: 1h and 42min).

Average sunshine days in April
Oishida, Japan
  • Average sunshine days in April: 9.4 days

The month with the most sunshine days is May (12.8 days).
The month with the least sunshine days is January (0.9 days).

Average UV index in April
Oishida, Japan
  • Average UV index in April: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in April
Oishida, Japan
  • Average cloud cover in April: 52

The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is May (Cloud cover 47).

Average visibility in April
Oishida, Japan
  • Average visibility in April: 8km

The months with the highest visibility are April, May and November (8km).
The month with the lowest visibility is January (5km).

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