April weather forecast
Nantong, China

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Weather in April

In April, Nantong experiences a definitive shift into spring, with warmth permeating the air. Clear, sunny days become the norm, and residents can comfortably venture outdoors without heavy jackets. Cloud cover decreases, while pressure conditions remain relatively stable. The scenic beauty of Nantong enhances with the blossoming of flowers, painting a colourful backdrop. Distinct from March’s weather, April marks a period characterized by nil snowfall, officially ushering in the spring season.

Temperature

In Nantong, the onset of April comes with an increased average high-temperature, moving from March's moderate 14.4°C (57.9°F) to a pleasant 20°C (68°F). Nantong's temperature drops to an average low of 10.1°C (50.2°F) during the nights of April.

Humidity

In Nantong, China, the average relative humidity in April is 71%.

Rainfall

In Nantong, in April, it is raining for 10.3 days, with typically 20mm (0.79") of accumulated precipitation. In Nantong, during the entire year, the rain falls for 134.2 days and collects up to 416mm (16.38") of precipitation.

Snowfall

April through November are months without snowfall in Nantong.

Sea temperature

In Nantong, the average seawater temperature in April is 12.8°C (55°F).
Note: Swimming in 12.8°C (55°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In April, the average length of the day is 12h and 58min.
On the first day of April in Nantong, sunrise is at 05:44 and sunset at 18:16. On the last day of the month, sunrise is at 05:11 and sunset at 18:36 CST.

Sunshine

In April, the average sunshine in Nantong, China, is 9.1h.

UV index

The average daily maximum UV index in April in Nantong is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 5 during April, leads to the following recommendations:
Be vigilant - Preventing sunburn is recommended. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What is the usual temperature for Nantong in April?

In Nantong, in April, the average high-temperature is 20°C (68°F), and the average low-temperature is 10.1°C (50.2°F).

What is the average humidity in April in Nantong?

In Nantong, China, the average relative humidity in April is 71%.

How much does it rain in Nantong in April?

In Nantong, China, in April, during 10.3 rainfall days, 20mm (0.79") of precipitation is typically accumulated.

When it does not snow in Nantong?

April through November are months without snowfall in Nantong.

Does it snow in Nantong in April?

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

What is the water temperature in April in Nantong?

In Nantong, the average seawater temperature in April is 12.8°C (55°F). Swimming in 12.8°C (55°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

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

In Nantong, China, the average day length in April is 12h and 58min.

When are sunrise and sunset in April in Nantong?

On the first day of April in Nantong, China, sunrise is at 05:44 and sunset at 18:16. On the last day of the month, sunrise is at 05:11 and sunset at 18:36 CST.

How many hours of sunshine does Nantong have in April?

In Nantong, the average sunshine duration in April is 9.1h.

How high is the UV index in April in Nantong?

The average daily maximum UV index in April in Nantong is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
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
Nantong, China

Average temperature in April - Nantong, China
  • Average high temperature in April: 20°C

The warmest month (with the highest average high temperature) is August (31.2°C).
The month with the lowest average high temperature is January (7.5°C).

  • Average low temperature in April: 10.1°C

The month with the highest average low temperature is August (24.5°C).
The coldest month (with the lowest average low temperature) is January (2°C).

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Average pressure in April
Nantong, China

Average pressure in April - Nantong, China
  • Average pressure in April: 1015.8mbar

The month with the highest atmospheric pressure is January (1027.5mbar).
The month with the lowest atmospheric pressure is July (1004.8mbar).

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Average wind speed in April
Nantong, China

Average wind speed in April - Nantong, China
  • Average wind speed in April: 12.8km/h

The windiest month (with the highest average wind speed) is February (13.4km/h).
The calmest month (with the lowest average wind speed) is September (11.1km/h).

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Average humidity in April
Nantong, China

Average humidity in April - Nantong, China
  • Average humidity in April: 71%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is December (64%).

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Average rainfall in April
Nantong, China

Average rainfall in April - Nantong, China
  • Average rainfall in April: 20mm

The wettest month (with the highest rainfall) is July (84mm).
The driest month (with the least rainfall) is January (14mm).

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Average rainfall days in April
Nantong, China

Average rainfall days in April - Nantong, China
  • Average rainfall days in April: 10.3 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in April
Nantong, China

Average snowfall in April - Nantong, China
  • Average snowfall in April: 0mm

The month with the highest snowfall is February (11mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in April
Nantong, China

Average snowfall days in April - Nantong, China
  • Average snowfall days in April: 0 days

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

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Average sea temperature in April
Nantong, China

Average sea temperature in April - Nantong, China
  • Average sea temperature in April: 12.8°C

The best month for swimming (with the highest average sea temperature) is August (26.8°C).
The coldest month (with the lowest average sea temperature) is February (5.4°C).

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Average daylight in April /
Average sunshine in April
Nantong, China

Average daylight in April / Average sunshine in April - Nantong, China
  • Average daylight in April: 13h and 0min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in April: 9h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in April
Nantong, China

Average sunshine days in April - Nantong, China
  • Average sunshine days in April: 18 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (9.7 days).

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Average UV index in April
Nantong, China

Average UV index in April - Nantong, China
  • Average UV index in April: 5

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in April
Nantong, China

Average cloud cover in April - Nantong, China
  • Average cloud cover in April: 39

The months with the most cloud cover are February and June (Cloud cover 47).
The month with the least cloud cover is December (Cloud cover 35).

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Average visibility in April
Nantong, China

Average visibility in April - Nantong, China
  • Average visibility in April: 9km

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

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Nantong, China

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