March weather forecast
Shanghai, China

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The mother River Huangpu dividing the city into two in Shanghai, China
The mother River Huangpu dividing the city into two in Shanghai, China

Weather in March

As winter fades and spring truly sets in during March, the weather becomes significantly warmer in Shanghai. However, the month is characterized by the highest rainfall of the year, with a significant 94mm (3.7") of precipitation. Despite the increase in average temperature, the relatively high humidity of 73% may still necessitate outerwear. Increased daylight hours usher in the cherry blossom season, which contributes to the beauty of the city. Additionally, frequent spring showers followed by more hours of sunshine paints an appealing palette of colors across Shanghai.

Temperature

March's arrival brings a slight change in high-temperatures, adjusting from a cool 10.1°C (50.2°F) in February to a refreshing 13.8°C (56.8°F). Nighttime temperature dips to a mean of 6.9°C (44.4°F) during March.

Humidity

The average relative humidity in March is 73%.

Rainfall

In Shanghai, in March, it is raining for 12.4 days, with typically 94mm (3.7") of accumulated precipitation. In Shanghai, during the entire year, the rain falls for 120.8 days and collects up to 1166mm (45.91") of precipitation.

Sea temperature

February and March, with an average sea temperature of 8°C (46.4°F), are months with the coldest seawater.
Note: Navigating the 8°C (46.4°F) at 13°C (55.4°F) is no joy, and temperatures less than 10°C (50°F) can threaten breathing and cause a chilling shock, gauging personal stamina.

Daylight

In Shanghai, the average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 06:20 and sunset at 17:52. On the last day of March, sunrise is at 05:43 and sunset at 18:12 CST.

Sunshine

In Shanghai, the average sunshine in March is 4.1h.

UV index

In Shanghai, the average daily maximum UV index in March is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 7 in March translates into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What is the usual temperature for Shanghai in March?

In Shanghai, in March, the average high-temperature is 13.8°C (56.8°F), and the average low-temperature is 6.9°C (44.4°F).

What is the average humidity in March?

In March, the average relative humidity is 73%.

How many days does it rain in March?

In Shanghai, in March, it is raining for 12.4 days, with typically 94mm (3.7") of accumulated precipitation.

When is the sea coldest?

February and March, with an average sea temperature of 8°C (46.4°F), are months with the coldest seawater in Shanghai.

How cold is the water in March?

In Shanghai, the average seawater temperature in March is 8°C (46.4°F). Swimming in 8°C (46.4°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 March?

The average day length in March is 11h and 59min.

What time are sunrise and sunset in March?

On the first day of March, sunrise is at 06:20 and sunset at 17:52. On the last day of the month, sunrise is at 05:43 and sunset at 18:12 CST.

How long on average sun shines in March?

The average sunshine duration in March is 4.1h.

How high is the UV index in March?

In Shanghai, the average daily maximum UV index in March is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in March
Shanghai, China

Average temperature in March - Shanghai, China
  • Average high temperature in March: 13.8°C

The warmest month (with the highest average high temperature) is July (32.2°C).
The month with the lowest average high temperature is January (8.1°C).

  • Average low temperature in March: 6.9°C

The months with the highest average low temperature are July and August (25.8°C).
The coldest month (with the lowest average low temperature) is January (2.1°C).

Average humidity in March
Shanghai, China

Average humidity in March - Shanghai, China
  • Average humidity in March: 73%

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is December (71%).

Average rainfall in March
Shanghai, China

Average rainfall in March - Shanghai, China
  • Average rainfall in March: 93.8mm

The wettest month (with the highest rainfall) is August (213.7mm).
The driest month (with the least rainfall) is December (43.9mm).

Average rainfall days in March
Shanghai, China

Average rainfall days in March - Shanghai, China
  • Average rainfall days in March: 12.4 days

The month with the highest number of rainy days is June (12.7 days).
The month with the least rainy days is October (6.9 days).

Average sea temperature in March
Shanghai, China

Average sea temperature in March - Shanghai, China
  • Average sea temperature in March: 8°C

The best month for swimming (with the highest average sea temperature) is August (27°C).
The coldest months (with the lowest average sea temperature) are February and March (8°C).

Average daylight in March /
Average sunshine in March
Shanghai, China

Average daylight in March / Average sunshine in March - Shanghai, China
  • Average daylight in March: 12h and 0min

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

  • Average sunshine in March: 4h and 1min

The month with the most sunshine is July (Average sunshine: 6h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average UV index in March
Shanghai, China

Average UV index in March - Shanghai, China
  • Average UV index in March: 7

The months with the highest UV index are June, July and August (UV index 11).
The month with the lowest UV index is December (UV index 3).

Shanghai, China

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