April weather forecast
Karuizawa, Japan

April denotes the full arrival of spring in Karuizawa. The month witnesses a marked weather transition, with no more snowfall recorded and temperatures rising to 13.2°C (55.8°F) in the daytime. April sees the city transform into a floral paradise as cherry blossoms burst into bloom. The crisp air resonates with the chirping of birds, marking the return of wildlife to the area. The weather encourages exploration of the city's natural wonders, offering glorious views of lush landscapes basking in the soft spring sunlight.

Temperature

Karuizawa in April shows a temperature shift, moving from an average high of a frosty 6.1°C (43°F) in March to a moderate 13.2°C (55.8°F). Karuizawa's average low-temperature of -0.1°C (31.8°F) in April reflects a significant disparity from the daytime highs.

Humidity

April is the least humid month, with an average relative humidity of 72%.

Rainfall

During April, Karuizawa regularly aggregates up to 84mm (3.31") of precipitation. Throughout the year, in Karuizawa, Japan, 1211mm (47.68") of rain is accumulated.

Snowfall

Months with snowfall are January through April, October through December. April is the last month it regularly snows in Karuizawa. Throughout April, Karuizawa aggregates 80mm (3.15") of snow. Throughout the year, in Karuizawa, Japan, 1370mm (53.94") of snow is accumulated.

Daylight

The average length of the day in April in Karuizawa is 13h and 7min.
On the first day of the month, sunrise is at 05:31 and sunset at 18:07. On the last day of April, sunrise is at 04:53 and sunset at 18:32 JST.

Sunshine

In Karuizawa, the average sunshine in April is 5.8h.