April weather forecastBiei, Japan

April

Weather in April

April is a frosty spring month in Biei, Japan, with an average temperature fluctuating between 6.8°C (44.2°F) and -1.7°C (28.9°F).

Temperature

The rise of average high-temperatures is seen in April, with an increase from a subzero cold -0.3°C (31.5°F) in March to a frosty 6.8°C (44.2°F). During April, Biei's temperature averages to a subzero cold -1.7°C (28.9°F) at night.

Humidity

In April, the average relative humidity in Biei, Japan, is 80%.

Rainfall

April is the month with the least rainfall in Biei. Rain falls for 13.1 days and accumulates 41mm (1.61") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In April, in Biei, it is snowing for 9 days. Throughout April, 117mm (4.61") of snow is accumulated. In Biei, during the entire year, snow falls for 121.5 days and aggregates up to 2077mm (81.77") of snow.

Daylight

In April, the average length of the day is 13h and 26min.
On the first day of the month, sunrise is at 05:11 and sunset at 17:56. On the last day of April, in Biei, Japan, sunrise is at 04:23 and sunset at 18:31 JST.

Sunshine

In Biei, the average sunshine in April is 8h.

UV index

In April, the average daily maximum UV index in Biei is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 3 in April translates into these instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Stay sun-safe with clothing that is both closely woven and worn loosely. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.

Frequently asked questions

During April, Biei experiences an average high-temperature of 6.8°C (44.2°F) and a low-temperature of -1.7°C (28.9°F).

In Biei, the average relative humidity in April is 80%.

The month with the least rainfall in Biei is April, when the rain falls for 13.1 days and typically collects 41mm (1.61") of precipitation.

In Biei, during April, the rain falls for 13.1 days and regularly aggregates up to 41mm (1.61") of precipitation.

In Biei, in April, snow falls for 9 days, with typically accumulated 117mm (4.61") of snow.

In April, the average day length is 13h and 26min.

In April, on the first day of the month, sunrise is at 05:11 and sunset at 17:56. On the last day of the month, in Biei, sunrise is at 04:23 and sunset at 18:31 JST.

The average sunshine duration in April in Biei is 8h.

The average daily maximum UV index in April in Biei is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Biei, Japan

  • Average high temperature in April: 6.8°C

The warmest months (with the highest average high temperature) are July and August (24.3°C).
The month with the lowest average high temperature is January (-5.5°C).

  • Average low temperature in April: -1.7°C

The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (-13.4°C).

Average pressure in April
Biei, Japan

  • Average pressure in April: 1011.9mbar

The months with the highest atmospheric pressure are October and November (1015.5mbar).
The month with the lowest atmospheric pressure is July (1008.7mbar).

Average wind speed in April
Biei, Japan

  • Average wind speed in April: 10.5km/h

The windiest month (with the highest average wind speed) is April (10.5km/h).
The calmest months (with the lowest average wind speed) are July and August (7.1km/h).

Average humidity in April
Biei, Japan

  • Average humidity in April: 80%

The months with the highest relative humidity are January, February and December (93%).
The month with the lowest relative humidity is May (74%).

Average rainfall in April
Biei, Japan

  • Average rainfall in April: 41mm

The wettest month (with the highest rainfall) is August (96mm).
The driest month (with the least rainfall) is April (41mm).

Average rainfall days in April
Biei, Japan

  • Average rainfall days in April: 13.1 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is January (5 days).

Average snowfall in April
Biei, Japan

  • Average snowfall in April: 117mm

The month with the highest snowfall is December (559mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April
Biei, Japan

  • Average snowfall days in April: 9 days

The month with the highest number of snowfall days is January (26.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Biei, Japan

  • Average daylight in April: 13h and 24min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in April: 8h and 0min

The month with the most sunshine is August (Average sunshine: 8h and 54min).
The months with the least sunshine are January and December (Average sunshine: 2h and 12min).

Average sunshine days in April
Biei, Japan

  • Average sunshine days in April: 11.8 days

The month with the most sunshine days is May (14.8 days).
The month with the least sunshine days is December (3.2 days).

Average UV index in April
Biei, Japan

  • Average UV index in April: 3

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

Average cloud cover in April
Biei, Japan

  • Average cloud cover in April: 47

The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is September (Cloud cover 43).

Average visibility in April
Biei, Japan

  • Average visibility in April: 8km

The month with the highest visibility is May (9km).
The month with the lowest visibility is January (5km).