April weather forecast
Shanghai, China

Shanghai embraces spring in earnest during April, with pleasant temperatures that are neither too cold nor too hot. Rainfall decreases compared to March, with 74mm (2.91") falling over 11 days. As average sea temperatures begin to rise, waterfront activities start gaining popularity amongst locals and tourists. The city experiences longer daylight hours, providing ample time for outdoor activities. Undoubtedly, April is a fantastic time to wander through the bustling streets of this mesmerizing city.

Temperature

The transition from March to April brings a temperature rise, with average high-temperatures increasing from a refreshing 13.8°C (56.8°F) to a comfortable 19.5°C (67.1°F). Shanghai's nighttime temperature in April drops to an average of 11.9°C (53.4°F).

Humidity

The average relative humidity in April in Shanghai is 72%.

Rainfall

In April, the rain falls for 11.2 days. Throughout April, 74mm (2.91") of precipitation is accumulated. Throughout the year, there are 120.8 rainfall days, and 1166mm (45.91") of precipitation is accumulated.

Sea temperature

In April, the average sea temperature is 11°C (51.8°F).
Note: Swimming in 11°C (51.8°F) feels unbearing at 13°C (55.4°F) and can be life-risking below 10°C (50°F), causing breathing issues and cold shock, depending on a person's capacity.

Daylight

In Shanghai, the average length of the day in April is 12h and 56min.
On the first day of the month, sunrise is at 05:42 and sunset at 18:13. On the last day of April, sunrise is at 05:09 and sunset at 18:32 CST.

Sunshine

The average sunshine in April is 5h.

UV index

In Shanghai, China, the average daily maximum UV index in April is 9. A UV Index of 8 to 10 symbolizes a very high health hazard from unsafe exposure to UV radiation for average individuals.
Note: A daily high UV index of 9 in April leads to these guidelines:
Be proactive in protecting yourself; skin and eyes can be harmed if left unprotected. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.