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 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
April
Weather in April
Temperature
A rise in the average high-temperature is observed during April, moving from a fresh 12.2°C (54°F) in March to a comfortable 17.2°C (63°F). Oyama experiences a nighttime temperature average of 8.1°C (46.6°F) during April.Humidity
The average relative humidity in April is 67%.Rainfall
In Oyama, Japan, in April, during 8.3 rainfall days, 15mm (0.59") of precipitation is typically accumulated. Throughout the year, there are 99.4 rainfall days, and 187mm (7.36") of precipitation is accumulated.Snowfall
In Oyama, snow does not fall in April through December.Daylight
In Oyama, the average length of the day in April is 13h and 7min.On the first day of the month, sunrise is at 05:26 and sunset at 18:02. On the last day of April, sunrise is at 04:48 and sunset at 18:27 JST.
Sunshine
The average sunshine in April is 9.4h.UV index
In Oyama, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 4 in April interprets into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Oyama?
What is the average humidity in April in Oyama?
How many days does it rain in April in Oyama?
When it does not snow in Oyama?
Does it snow in Oyama in April?
What is the average length of the day in April in Oyama?
What time are sunrise and sunset in April in Oyama?
How long on average sun shines in April in Oyama?
How high is the UV index in April in Oyama?
Average temperature in April
Oyama, Japan
- Average high temperature in April: 17.2°C
The warmest month (with the highest average high temperature) is August (31.2°C).
The month with the lowest average high temperature is January (7.1°C).
- Average low temperature in April: 8.1°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 (0.2°C).
Average pressure in April
Oyama, Japan
- Average pressure in April: 1014.4mbar
The month with the highest atmospheric pressure is November (1018.5mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).
Average wind speed in April
Oyama, Japan
- Average wind speed in April: 9.5km/h
The windiest month (with the highest average wind speed) is April (9.5km/h).
The calmest month (with the lowest average wind speed) is November (7km/h).
Average humidity in April
Oyama, Japan
- Average humidity in April: 67%
The month with the highest relative humidity is July (78%).
The month with the lowest relative humidity is January (61%).
Average rainfall in April
Oyama, Japan
- Average rainfall in April: 15mm
The wettest month (with the highest rainfall) is July (35mm).
The driest month (with the least rainfall) is December (3mm).
Average rainfall days in April
Oyama, Japan
- Average rainfall days in April: 8.3 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is December (3.3 days).
Average snowfall in April
Oyama, Japan
- Average snowfall in April: 0mm
The month with the highest snowfall is February (4mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in April
Oyama, Japan
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (1.9 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
Oyama, Japan
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 9h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).
Average sunshine days in April
Oyama, Japan
- Average sunshine days in April: 19.6 days
The month with the most sunshine days is December (27.5 days).
The month with the least sunshine days is July (7.5 days).
Average UV index in April
Oyama, Japan
- Average UV index in April: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in April
Oyama, Japan
- Average cloud cover in April: 37
The month with the most cloud cover is June (Cloud cover 46).
The month with the least cloud cover is January (Cloud cover 25).
Average visibility in April
Oyama, Japan
- Average visibility in April: 9km
The months with the highest visibility are January, February, March, November and December (10km).
The months with the lowest visibility are April, May, June, July, August, September and October (9km).
