Khao Yai National Park weather in September 2025

Q: How hot is it in Khao Yai National Park in September?

Daytime temperatures usually reach 29°C in Khao Yai National Park in September with moderate heat and humidity, falling to 20°C at night.

Q: How sunny is it in Khao Yai National Park in September?

There are normally 5 hours of bright sunshine each day in Khao Yai National Park in September - that's 42% of daylight hours.

Q: Does it rain in Khao Yai National Park in September?

There are usually 21 days with some rain in Khao Yai National Park in September and the average monthly rainfall is 294mm.

Q: What is the chance of a cyclone in Khao Yai National Park in September?

On average less than 1 day in September in Khao Yai National Park is likely to be affected by the passage of one or more tropical storms.

Expect 84°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Khao Yai National Park in September. Check more long-term weather averages for Khao Yai National Park in September before you book your next holiday to Thailand in 2025/2026.

84
84°F max day temperature
5
5 hours of sunshine per day
21
21 days with some rainfall
68
68°F min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
11.6
11.6 inches of monthly rainfall
11
11+ (Extreme) UV index

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The September weather guide for Thailand (Khao Yai National Park) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about Thailand

How hot is it in Khao Yai National Park in September?

Daytime temperatures usually reach 84°F in Khao Yai National Park in September with moderate heat and humidity, falling to 68°F at night.

How sunny is it in Khao Yai National Park in September?

There are normally 5 hours of bright sunshine each day in Khao Yai National Park in September - that's 42% of daylight hours.

Does it rain in Khao Yai National Park in September?

There are usually 21 days with some rain in Khao Yai National Park in September and the average monthly rainfall is 11.6 inches.

What is the chance of a typhoon in Khao Yai National Park in September?

On average less than 1 day in September in Khao Yai National Park is likely to be affected by the passage of one or more tropical storms.

Khao Yai National Park September sunrise & sunset times

Browse the sunrise and sunset times for Khao Yai National Park in September 2025. Select a month to view Khao Yai National Park sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Monday, 1st September 2025	06:03	18:26
Monday, 15th September 2025	06:03	18:16
Tuesday, 30th September 2025	06:04	18:05

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Thailand - quick facts
Flight time^✝	15 hours
Time difference	UK +7 hours
Language(s)	Thai, Isan
Currency	Thai Baht
Electricity	A + B + C + O plug (230V)
Driving side	Left
Why visit?	Beaches Culture Nature Nightlife
Tourist info	Tourism Authority of Thailand