March weather forecast
Shanghai, China

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

A minor escalation in the average high-temperature is seen with the onset of March, moving from a cool 10.1°C (50.2°F) in February to a refreshing 13.8°C (56.8°F). During March nights, Shanghai witnesses a consistent average temperature of 6.9°C (44.4°F).

Humidity

In Shanghai, the average relative humidity in March is 73%.

Rainfall

In Shanghai, in March, during 12.4 rainfall days, 94mm (3.7") of precipitation is typically accumulated. 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: Dipping into 8°C (46.4°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 13°C (55.4°F) feels cold to the bone.

Daylight

The average length of the day in March is 11h and 59min.
On the first day of March in Shanghai, China, 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.

Sunshine

The average sunshine in March is 4.1h.

UV index

In Shanghai, China, the average daily maximum UV index in March is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In March, the average maximum UV index of 7 translates into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.