Climate guide for Bangkok, Thailand

Bangkok in September

Weather, crowds & best time to visit

How to read the score (0–10)
05810
UnfavorableGoodOptimal

September · Thailand

Best time to visit Bangkok in SeptemberWeather, crowds & prices

September score

3.1/10

Ranked #12 of 12 months

Full year for Bangkok
Avg temp
28°C
Rainfall
344 mm
Humidity
86%
Sunny days
18
Crowd Density
Quiet / Uncrowded
Average Expenses
$ · Budget Friendly ($)

September in Bangkok scores 3.1/10 for sightseeing and cultural travel - ranked #12 of 12. Expect around 28°C, 344 mm of rain, and roughly 18 sunny days this month.

From January to March, Bangkok’s cooler dry season reveals glittering temples, sizzling street food, and tranquil canal life at their best.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Bangkok in September?
In September, Bangkok averages 28°C, 344 mm of rain, and about 18 sunny days. Its climate-comfort score is 3.1/10.
Is September a good time to visit Bangkok?
September earns a 3.1/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Bangkok in September?
Expect about 344 mm of rain in September. Average humidity is 86% and there are about 18 sunny days.

Curated in Bangkok

Tickets & experiences

Things to do in Bangkok

Bangkok, Thailand. Live activities and tours from GetYourGuide, matched to this destination.