September weather forecast
Shangri-La, China

September signifies a transition in Shangri-La’s weather as rainfall quantities drop to 81mm (3.19"). The marked decrease intimates the gradual retreat of the monsoon season. However, verdant landscapes, cultivated by the prior rainfall, make for a captivating view. The beginning of autumn ushers in a cooler yet colorful season. The trend continues in October, but with more drastic changes, especially related to rainfall and temperature.

Temperature

Shangri-La's weather in September indicates an average high-temperature of a still comfortable 17.4°C (63.3°F), nearly consistent with the 18.9°C (66°F) of August. Shangri-La's temperature drops to an average low of 7.4°C (45.3°F) during the nights of September.

Rainfall

In September, the rain falls for 19.3 days. Throughout September, 81mm (3.19") of precipitation is accumulated. Throughout the year, in Shangri-La, there are 142.4 rainfall days, and 647mm (25.47") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 20min.
On the first day of the month, sunrise is at 07:00 and sunset at 19:42. On the last day of September, sunrise is at 07:13 and sunset at 19:08 CST.

Sunshine

June through October, with an average of 5h of sunshine, are months with the least sunshine.

UV index

April through September, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an excessive health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the maximum UV index of 12 transforms into these recommendations:
Enforce all necessary safety measures, unprotected skin may suffer burns swiftly. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.