September weather forecast
Sukhothai, Thailand

As Sukhothai transitions into autumn, September carries in a change in weather. The rainfall remains significant, yet a declining trend commences as the monsoon season gradually withdraws. Despite the heavy rains, ample hours of daylight offer tourists time to absorb the city's traditional charm. Sunnier periods increase, promising better periods for outdoor activities. September signifies the highest rainfall in the year of Sukhothai with 243mm (9.57") precipitation over eighteen days.

Temperature

The advent of September brings an average high-temperature of a still tropical 33°C (91.4°F), exhibiting minor difference from the previous month. Throughout September, Sukhothai witnesses a consistent average low-temperature of 24°C (75.2°F).

Rainfall

September is the month with the most rainfall. Rain falls for 18 days and accumulates 243mm (9.57") of precipitation.

Daylight

In September, the average length of the day is 12h and 14min.
On the first day of September, sunrise is at 06:07 and sunset at 18:34. On the last day of the month, sunrise is at 06:10 and sunset at 18:10 +07.

Sunshine

In September, the average sunshine in Sukhothai is 6h.

UV index

March 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 extreme health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the UV index of 12 transforms into the following advice:
Utilize every vital safety procedure. Individuals with light skin may endure burns in less than 5 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Even on a cloudy day, sunscreen with a minimum SPF of 30 should be used liberally and reapplied often, especially after a swim or outdoor activity.