April weather forecast
Nagoya, Japan

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Weather in April

April in Nagoya signifies the arrival of spring in full bloom. Rainfall slightly increases from March, totaling 125mm (4.92"). Temperatures continue to rise, bringing a comfortable warmth during the day. April showers are common, contributing to the growth of lush cherry blossoms. As the end of the month approaches, evenings become warmer, hinting at the upcoming summer months.

Temperature

The arrival of April in Nagoya brings an increase in high-temperatures, moving from 13.9°C (57°F) in March to a still refreshing 19.9°C (67.8°F). During April, Nagoya consistently records a temperature low averaging a chilly 9.6°C (49.3°F).

Humidity

In April, the average relative humidity in Nagoya is 60%.

Rainfall

In Nagoya, during April, the rain falls for 10.4 days and regularly aggregates up to 125mm (4.92") of precipitation. In Nagoya, during the entire year, the rain falls for 116.3 days and collects up to 1535mm (60.43") of precipitation.

Snowfall

In Nagoya, snow does not fall in March through November.

Sea temperature

In Nagoya, Japan, the average seawater temperature in April is 18°C (64.4°F).
Note: Swimming in 18°C (64.4°F) is not pleasurable for most people. Breathing control grows increasingly challenging as the water temperature falls under 21°C (69.8°F).

Daylight

In Nagoya, the average length of the day in April is 13h and 5min.
On the first day of the month, sunrise is at 05:38 and sunset at 18:13. On the last day of April, sunrise is at 05:01 and sunset at 18:37 JST.

Sunshine

The month with the most sunshine is April, with an average of 6.6h of sunshine.

UV index

In Nagoya, Japan, the average daily maximum UV index in April is 7. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 7 during April leads to these advisories:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Jan 31, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the average April temperature in Nagoya?

During April, Nagoya experiences an average high-temperature of 19.9°C (67.8°F) and a low-temperature of 9.6°C (49.3°F).

What is the average humidity in April in Nagoya?

The average relative humidity in April is 60%.

How much does it rain in Nagoya in April?

In April, in Nagoya, the rain falls for 10.4 days. Throughout April, 125mm (4.92") of precipitation is accumulated.

When it does not snow in Nagoya?

March through November are months without snowfall.

How cold is the water in April in Nagoya?

In April, the average sea temperature is 18°C (64.4°F). For swimming, a surface water temperature of 18°C (64.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Nagoya have in April?

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

What time are sunrise and sunset in April in Nagoya?

On the first day of April in Nagoya, sunrise is at 05:38 and sunset at 18:13. On the last day of the month, sunrise is at 05:01 and sunset at 18:37 JST.

What month has the most sunshine in Nagoya?

With an average of 6.6h of sunshine, April has the most sunshine of the year.

How long on average sun shines in April in Nagoya?

In April, the average sunshine duration in Nagoya, Japan, is 6.6h.

How high is the UV index in April in Nagoya?

The average daily maximum UV index in April in Nagoya, Japan, is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in April
Nagoya, Japan

Average temperature in April - Nagoya, Japan
  • Average high temperature in April: 19.9°C

The warmest month (with the highest average high temperature) is August (32.8°C).
The month with the lowest average high temperature is January (9°C).

  • Average low temperature in April: 9.6°C

The month with the highest average low temperature is August (24.3°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).

Average humidity in April
Nagoya, Japan

Average humidity in April - Nagoya, Japan
  • Average humidity in April: 60%

The month with the highest relative humidity is July (74%).
The month with the lowest relative humidity is March (59%).

Average rainfall in April
Nagoya, Japan

Average rainfall in April - Nagoya, Japan
  • Average rainfall in April: 124.8mm

The wettest month (with the highest rainfall) is September (234.4mm).
The driest month (with the least rainfall) is December (45mm).

Average rainfall days in April
Nagoya, Japan

Average rainfall days in April - Nagoya, Japan
  • Average rainfall days in April: 10.4 days

The month with the highest number of rainy days is July (13 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in April
Nagoya, Japan

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

The month with the highest snowfall is February (80mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in April
Nagoya, Japan

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

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in April
Nagoya, Japan

Average sea temperature in April - Nagoya, Japan
  • Average sea temperature in April: 18°C

The best month for swimming (with the highest average sea temperature) is August (28°C).
The coldest month (with the lowest average sea temperature) is February (16°C).

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

Average daylight in April / Average sunshine in April - Nagoya, 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: 6h and 4min

The month with the most sunshine is April (Average sunshine: 6h and 36min).
The months with the least sunshine are June and September (Average sunshine: 5h and 0min).

Average UV index in April
Nagoya, Japan

Average UV index in April - Nagoya, Japan
  • Average UV index in April: 7

The months with the highest UV index are June, July and August (UV index 10).
The months with the lowest UV index are January and December (UV index 2).

Nagoya, Japan

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