April weather forecast
Sapporo, Japan

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Weather in April

The Spring season fully blooms in April in Sapporo, Japan, with an evident leap in temperatures and longer daylight hours. A significant drop in snow is offset by an increase in rainfall as the city transitions further into the warmer months. An increased amount of sunshine, reaching 8.1 hours per day, brightens the city during this month. People fill the parks to enjoy cherry blossoms, adding a vibrant pink blanket to the city landscapes. Nature's beauty is on full display as flora blossoms in parks and gardens across the city.

Temperature

Sapporo sees an increase in the average high-temperature with the arrival of April, moving from March's cold 0.8°C (33.4°F) to a frosty 8.3°C (46.9°F). Sapporo, in April, witnesses an average low-temperature of 0.6°C (33.1°F).

Humidity

The months with the lowest humidity are April and May, with an average relative humidity of 77%.

Rainfall

The month with the least rainfall in Sapporo is April, when the rain falls for 15.4 days and typically collects 51mm (2.01") of precipitation.

Snowfall

January through April, October through December are months with snowfall in Sapporo. April is the last month it regularly snows in Sapporo, Japan. During 4.9 snowfall days, in April, Sapporo aggregates 68mm (2.68") of snow. In Sapporo, during the entire year, snow falls for 111.9 days and aggregates up to 1723mm (67.83") of snow.

Daylight

In Sapporo, the average length of the day in April is 13h and 24min.
On the first day of April in Sapporo, sunrise is at 05:16 and sunset at 18:00. On the last day of the month, sunrise is at 04:29 and sunset at 18:34 JST.

Sunshine

In Sapporo, Japan, the average sunshine in April is 8.1h.

UV index

In Sapporo, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 3 during April translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

What is the average April temperature in Sapporo?

The high-temperature in Sapporo, Japan, during April is 8.3°C (46.9°F) and the low-temperature is 0.6°C (33.1°F).

What are the least humid months in Sapporo?

April and May, with an average relative humidity of 77%, are the least humid months in Sapporo, Japan.

What is the average humidity in April in Sapporo?

In April, the average relative humidity in Sapporo, Japan, is 77%.

What is the driest month in Sapporo?

April is the month with the least rainfall in Sapporo. Rain falls for 15.4 days and accumulates 51mm (2.01") of precipitation.

How much does it rain in Sapporo in April?

In April, the rain falls for 15.4 days. Throughout April, 51mm (2.01") of precipitation is accumulated.

What is the last month it snows in Sapporo?

April is the last month it regularly snows in Sapporo, Japan. During 4.9 snowfall days, in April, Sapporo aggregates 68mm (2.68") of snow.

What is the average length of the day in April in Sapporo?

The average day length in April in Sapporo, Japan, is 13h and 24min.

When is the sunrise / sunset in April in Sapporo?

On the first day of April, sunrise is at 05:16 and sunset at 18:00. On the last day of the month, sunrise is at 04:29 and sunset at 18:34 JST.

How many hours of sunshine does Sapporo have in April?

In April, the average sunshine duration in Sapporo, Japan, is 8.1h.

How high is the UV index in April in Sapporo?

In April, the average daily maximum UV index in Sapporo, Japan, is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Sapporo, Japan

Average temperature in April - Sapporo, Japan
  • Average high temperature in April: 8.3°C

The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (-3.7°C).

  • Average low temperature in April: 0.6°C

The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is February (-10°C).

Average pressure in April
Sapporo, Japan

Average pressure in April - Sapporo, Japan
  • Average pressure in April: 1012.3mbar

The month with the highest atmospheric pressure is November (1016.2mbar).
The month with the lowest atmospheric pressure is July (1008.6mbar).

Average wind speed in April
Sapporo, Japan

Average wind speed in April - Sapporo, Japan
  • Average wind speed in April: 12.8km/h

The windiest months (with the highest average wind speed) are April and December (12.8km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).

Average humidity in April
Sapporo, Japan

Average humidity in April - Sapporo, Japan
  • Average humidity in April: 77%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (77%).

Average rainfall in April
Sapporo, Japan

Average rainfall in April - Sapporo, Japan
  • Average rainfall in April: 51mm

The wettest month (with the highest rainfall) is August (112mm).
The driest month (with the least rainfall) is April (51mm).

Average rainfall days in April
Sapporo, Japan

Average rainfall days in April - Sapporo, Japan
  • Average rainfall days in April: 15.4 days

The month with the highest number of rainy days is August (19.5 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in April
Sapporo, Japan

Average snowfall in April - Sapporo, Japan
  • Average snowfall in April: 68mm

The month with the highest snowfall is January (430mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in April
Sapporo, Japan

Average snowfall days in April - Sapporo, Japan
  • Average snowfall days in April: 4.9 days

The month with the highest number of snowfall days is January (28 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
Sapporo, Japan

Average daylight in April / Average sunshine in April - Sapporo, Japan
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is August (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).

Average sunshine days in April
Sapporo, Japan

Average sunshine days in April - Sapporo, Japan
  • Average sunshine days in April: 10.8 days

The month with the most sunshine days is May (13.4 days).
The month with the least sunshine days is December (2.7 days).

Average UV index in April
Sapporo, Japan

Average UV index in April - Sapporo, Japan
  • Average UV index in April: 3

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in April
Sapporo, Japan

Average cloud cover in April - Sapporo, Japan
  • Average cloud cover in April: 46

The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is September (Cloud cover 41).

Average visibility in April
Sapporo, Japan

Average visibility in April - Sapporo, Japan
  • Average visibility in April: 9km

The months with the highest visibility are April, May and October (9km).
The month with the lowest visibility is January (6km).

Sapporo, Japan

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