October weather forecast
Shanghai, China

October ushers in the beautiful fall season in Shanghai with cooler temperatures and the city adorned in autumn leaves. With the lowest rainfall level of the year at 56mm (2.2"), the city enjoys mostly dry and sunny days. The decrease in humidity levels makes it comfortable to walk and explore the city. As daylight hours decrease, the city transforms into an enchanting landscape under the glow of the setting sun. During this month, the autumn colors paint the city into a picturesque sight, making it a favorite among photographers.

Temperature

A subtle decrease in the average high-temperature marks October in Shanghai, falling from September's moderately hot 27.9°C (82.2°F) to a pleasant 22.9°C (73.2°F). Shanghai witnesses a consistent average low-temperature of 16.8°C (62.2°F) throughout October.

Humidity

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

Rainfall

In Shanghai, China, in October, it is raining for 6.9 days, with typically 56mm (2.2") of accumulated precipitation. Throughout the year, in Shanghai, there are 120.8 rainfall days, and 1166mm (45.91") of precipitation is accumulated.

Sea temperature

In Shanghai, the average seawater temperature in October is 22°C (71.6°F).
Note: Factor in your tolerance to cold, the sunshine, the wind, and the air's warmth, and a swim in 22°C (71.6°F) might be tempting. It is interesting to note that Olympians compete in 25°C (77°F) to 28°C (82.4°F) water temperatures.

Daylight

The average length of the day in October in Shanghai, China, is 11h and 25min.
On the first day of the month, sunrise is at 05:47 and sunset at 17:39. On the last day of October, in Shanghai, sunrise is at 06:08 and sunset at 17:06 CST.

Sunshine

The average sunshine in October is 5.2h.

UV index

The average daily maximum UV index in October 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 ordinary individuals.
Note: In October, the maximum UV index of 7 transforms into these recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. 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. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Heed this! UV intensity is much stronger when reflected off sand and water.