April weather forecast
Kawasaki, Japan

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Weather in April

April showcases further warming up of Kawasaki, having left behind the last vestiges of winter. The weather becomes even more pleasant, facilitating outdoor activities. The maximum rainfall recorded in April tends to be around 55mm (2.17"), heralding the commencement of the rainy season. Contrarily, the higher sea temperature begins to impact the local weather as humidity levels start to rise. The latter part of the month witnesses an upswing in daylight, indicating the steady approach of summer.

Temperature

The arrival of April in Kawasaki brings a soft temperature shift, with the average high-temperature nudging from a mild 13.1°C (55.6°F) in March to an enjoyable 18°C (64.4°F). April nights observe an average temperature dip to a frosty 9.3°C (48.7°F).

Humidity

The average relative humidity in April in Kawasaki is 65%.

Rainfall

In Kawasaki, in April, during 13.2 rainfall days, 55mm (2.17") of precipitation is typically accumulated. Throughout the year, in Kawasaki, there are 146.2 rainfall days, and 669mm (26.34") of precipitation is accumulated.

Snowfall

April through October and December are months without snowfall in Kawasaki.

Sea temperature

In April, the average sea temperature is 15.8°C (60.4°F).
Note: In water of 15.8°C (60.4°F), the majority of people do not enjoy swimming. Breathing becomes increasingly hard to manage as the temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in April is 13h and 5min.
On the first day of the month, sunrise is at 05:27 and sunset at 18:02. On the last day of April, sunrise is at 04:50 and sunset at 18:26 JST.

Sunshine

In Kawasaki, the average sunshine in April is 9.2h.

UV index

The average daily maximum UV index in April in Kawasaki is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 5 during April translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Jan 31, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the temperature in April in Kawasaki?

In April, the average high-temperature and low-temperature in Kawasaki, Japan, are 18°C (64.4°F) and 9.3°C (48.7°F) respectively.

What is the average humidity in April in Kawasaki?

The average relative humidity in April in Kawasaki is 65%.

How much does it rain in Kawasaki in April?

In Kawasaki, Japan, during April, the rain falls for 13.2 days and regularly aggregates up to 55mm (2.17") of precipitation.

When it does not snow in Kawasaki?

In Kawasaki, Japan, snow does not fall in April through October and December.

Does it snow in Kawasaki in April?

In April, it doesn't snow. March is the latest month when it typically snows.

What is the sea temperature in April in Kawasaki?

In April, the average sea temperature is 15.8°C (60.4°F). Swimming in 15.8°C (60.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

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

In April, the average day length is 13h and 5min.

When are sunrise and sunset in April in Kawasaki?

On the first day of April in Kawasaki, Japan, sunrise is at 05:27 and sunset at 18:02. On the last day of the month, sunrise is at 04:50 and sunset at 18:26 JST.

How long on average sun shines in April in Kawasaki?

In Kawasaki, the average sunshine duration in April is 9.2h.

What is the UV index reading in April in Kawasaki?

The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in April
Kawasaki, Japan

Average temperature in April - Kawasaki, Japan
  • Average high temperature in April: 18°C

The warmest month (with the highest average high temperature) is August (32°C).
The month with the lowest average high temperature is January (8.4°C).

  • Average low temperature in April: 9.3°C

The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).

Average pressure in April
Kawasaki, Japan

Average pressure in April - Kawasaki, Japan
  • Average pressure in April: 1014.3mbar

The month with the highest atmospheric pressure is November (1018.4mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).

Average wind speed in April
Kawasaki, Japan

Average wind speed in April - Kawasaki, Japan
  • Average wind speed in April: 11.5km/h

The windiest month (with the highest average wind speed) is April (11.5km/h).
The calmest month (with the lowest average wind speed) is July (8.7km/h).

Average humidity in April
Kawasaki, Japan

Average humidity in April - Kawasaki, Japan
  • Average humidity in April: 65%

The months with the highest relative humidity are June and July (73%).
The month with the lowest relative humidity is January (58%).

Average rainfall in April
Kawasaki, Japan

Average rainfall in April - Kawasaki, Japan
  • Average rainfall in April: 55mm

The wettest month (with the highest rainfall) is October (102mm).
The driest month (with the least rainfall) is December (21mm).

Average rainfall days in April
Kawasaki, Japan

Average rainfall days in April - Kawasaki, Japan
  • Average rainfall days in April: 13.2 days

The month with the highest number of rainy days is June (18.5 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in April
Kawasaki, Japan

Average snowfall in April - Kawasaki, Japan
  • Average snowfall in April: 0mm

The month with the highest snowfall is February (39mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).

Average snowfall days in April
Kawasaki, Japan

Average snowfall days in April - Kawasaki, Japan
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).

Average sea temperature in April
Kawasaki, Japan

Average sea temperature in April - Kawasaki, Japan
  • Average sea temperature in April: 15.8°C

The best month for swimming (with the highest average sea temperature) is August (25.7°C).
The coldest month (with the lowest average sea temperature) is February (14°C).

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

Average daylight in April / Average sunshine in April - Kawasaki, 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: 9h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The months with the least sunshine are February and November (Average sunshine: 6h and 12min).

Average sunshine days in April
Kawasaki, Japan

Average sunshine days in April - Kawasaki, Japan
  • Average sunshine days in April: 15.1 days

The month with the most sunshine days is January (25.3 days).
The month with the least sunshine days is June (9.1 days).

Average UV index in April
Kawasaki, Japan

Average UV index in April - Kawasaki, Japan
  • Average UV index in April: 5

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in April
Kawasaki, Japan

Average cloud cover in April - Kawasaki, Japan
  • Average cloud cover in April: 38

The month with the most cloud cover is June (Cloud cover 45).
The month with the least cloud cover is January (Cloud cover 26).

Average visibility in April
Kawasaki, Japan

Average visibility in April - Kawasaki, Japan
  • Average visibility in April: 10km

The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are June, July, August, September and October (9km).

Kawasaki, Japan

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