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
April brings a temperature increase, with average high-temperatures moving from March's icy 4.2°C (39.6°F) to a cool 10.7°C (51.3°F). Nighttime temperatures in April average to an icy 3.3°C (37.9°F) in Shichinohe.Humidity
April is the least humid month, with an average relative humidity of 74%.Rainfall
In Shichinohe, Japan, in April, during 12.8 rainfall days, 38mm (1.5") of precipitation is typically accumulated. In Shichinohe, during the entire year, the rain falls for 148.8 days and collects up to 623mm (24.53") of precipitation.Snowfall
Months with snowfall in Shichinohe are January through April, November and December. April is the last month it regularly snows. During 2.5 snowfall days, in April, Shichinohe aggregates 28mm (1.1") of snow. In Shichinohe, during the entire year, snow falls for 79.8 days and aggregates up to 933mm (36.73") of snow.Daylight
The average length of the day in April is 13h and 18min.On the first day of April, sunrise is at 05:18 and sunset at 17:59. On the last day of the month, sunrise is at 04:34 and sunset at 18:30 JST.
Sunshine
The average sunshine in April is 8.7h.UV index
The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the least humid month?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows?
How many hours of daylight does Shichinohe have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Shichinohe, Japan
- Average high temperature in April: 10.7°C
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in April: 3.3°C
The month with the highest average low temperature is August (19°C).
The coldest month (with the lowest average low temperature) is February (-5.1°C).
Average pressure in April
Shichinohe, Japan
- Average pressure in April: 1013.6mbar
The month with the highest atmospheric pressure is November (1017.4mbar).
The month with the lowest atmospheric pressure is July (1009.1mbar).
Average wind speed in April
Shichinohe, Japan
- Average wind speed in April: 14.7km/h
The windiest month (with the highest average wind speed) is December (17km/h).
The calmest month (with the lowest average wind speed) is July (8.6km/h).
Average humidity in April
Shichinohe, Japan
- Average humidity in April: 74%
The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is April (74%).
Average rainfall in April
Shichinohe, Japan
- Average rainfall in April: 38mm
The wettest month (with the highest rainfall) is July (94mm).
The driest month (with the least rainfall) is November (29mm).
Average rainfall days in April
Shichinohe, Japan
- Average rainfall days in April: 12.8 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in April
Shichinohe, Japan
- Average snowfall in April: 28mm
The month with the highest snowfall is January (237mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in April
Shichinohe, Japan
- Average snowfall days in April: 2.5 days
The month with the highest number of snowfall days is January (23 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Shichinohe, Japan
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is May (Average sunshine: 9h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 12min).
Average sunshine days in April
Shichinohe, Japan
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is May (18.1 days).
The month with the least sunshine days is January (6.4 days).
Average UV index in April
Shichinohe, Japan
- Average UV index in April: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
Shichinohe, Japan
- Average cloud cover in April: 42
The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are May and October (Cloud cover 38).
Average visibility in April
Shichinohe, Japan
- Average visibility in April: 9km
The month with the highest visibility is October (10km).
The months with the lowest visibility are January, July and August (8km).
