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
Weather in April
Temperature
Sanmu, Japan, in April observes a minor temperature shift, with average high-temperatures adjusting from a mild 13°C (55.4°F) in March to a still refreshing 16.9°C (62.4°F). Night temperatures during April experience a slight downturn, averaging a cool 11.9°C (53.4°F).Humidity
In Sanmu, the average relative humidity in April is 70%.Rainfall
In Sanmu, during April, the rain falls for 15.3 days and regularly aggregates up to 82mm (3.23") of precipitation. In Sanmu, during the entire year, the rain falls for 173.1 days and collects up to 1019mm (40.12") of precipitation.Snowfall
March through December are months without snowfall.Daylight
In April, the average length of the day is 13h and 5min.On the first day of April in Sanmu, sunrise is at 05:24 and sunset at 17:59. On the last day of the month, sunrise is at 04:47 and sunset at 18:23 JST.
Sunshine
In April, the average sunshine in Sanmu is 8.4h.UV index
In Sanmu, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 5 during April translates into the following directions:
Heed the precautions - Suggestions to avoid sunburn are made. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Sanmu in April?
What is the average humidity in April in Sanmu?
How many days does it rain in April in Sanmu?
When it does not snow in Sanmu?
How many hours of daylight does Sanmu have in April?
When is the sunrise / sunset in April in Sanmu?
How long on average sun shines in April in Sanmu?
What is the UV index intensity in April in Sanmu?
Average temperature in April
Sanmu, Japan
- Average high temperature in April: 16.9°C
The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (9.5°C).
- Average low temperature in April: 11.9°C
The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is January (5°C).
Average pressure in April
Sanmu, Japan
- Average pressure in April: 1014.2mbar
The month with the highest atmospheric pressure is November (1017.8mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in April
Sanmu, Japan
- Average wind speed in April: 18.9km/h
The windiest month (with the highest average wind speed) is March (19.4km/h).
The calmest month (with the lowest average wind speed) is June (14.5km/h).
Average humidity in April
Sanmu, Japan
- Average humidity in April: 70%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is January (61%).
Average rainfall in April
Sanmu, Japan
- Average rainfall in April: 82mm
The wettest month (with the highest rainfall) is October (132mm).
The driest month (with the least rainfall) is January (48mm).
Average rainfall days in April
Sanmu, Japan
- Average rainfall days in April: 15.3 days
The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in April
Sanmu, Japan
- Average snowfall in April: 0mm
The month with the highest snowfall is February (12mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in April
Sanmu, 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, November and December (0 days).
Average daylight in April /
Average sunshine in April
Sanmu, 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 18min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in April
Sanmu, Japan
- Average sunshine days in April: 13.2 days
The month with the most sunshine days is January (21.3 days).
The month with the least sunshine days is June (10 days).
Average UV index in April
Sanmu, Japan
- Average UV index in April: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March and December (UV index 3).
Average cloud cover in April
Sanmu, Japan
- Average cloud cover in April: 44
The months with the most cloud cover are March, June and October (Cloud cover 47).
The months with the least cloud cover are January and August (Cloud cover 33).
Average visibility in April
Sanmu, Japan
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
Sanmu, Japan
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