Thailand in March

March is Thailand's 4th-best month (rank 4 of 12): its 19 destinations average 78/100, led by Ko Tao at 91 — 32°C and 7 rainy days — while Ayutthaya is warmer at 41°C and scores 59.

#4 of 12 months for Thailand · 19 destinations · updated September 2026 · climate normals from ERA5 reanalysis

🇹🇭 Thailand, month by month

78/100 in March

Where in Thailand in March

#	Place	Type	Feels-like high	Rain	Comfort	At its best
1	Ko Tao	Island	32°C	34 mm · 7 days	91 tier S	Yes
2	Ko Pha Ngan	Island	35°C	35 mm · 7 days	90 tier S	Yes
3	Ko Phi Phi	Island	35°C	30 mm · 7 days	90 tier S	Yes
4	Ko Samui	Island	36°C	35 mm · 7 days	90 tier S	Yes
5	Ko Lanta	Island	39°C	48 mm · 9 days	89 tier A	Yes
6	Hua Hin	Beach	37°C	44 mm · 7 days	88 tier A	—
7	Ko Lipe	Island	36°C	55 mm · 12 days	88 tier A	Yes
8	Phuket	Beach	40°C	38 mm · 8 days	88 tier A	Yes
9	Krabi	Beach	40°C	65 mm · 11 days	87 tier A	Yes
10	Khao Lak	Beach	39°C	75 mm · 12 days	86 tier A	Yes
11	Pattaya	Beach	38°C	56 mm · 12 days	86 tier A	—
12	Ko Chang	Island	37°C	104 mm · 20 days	83 tier A	—
13	Chiang Rai	City	36°C	20 mm · 3 days	74 tier B	—
14	Chiang Mai	City	39°C	6 mm · 1 day	65 tier C	—
15	Bangkok	City	40°C	37 mm · 6 days	60 tier C	—
16	Ayutthaya	City	41°C	44 mm · 7 days	59 tier D	—
17	Pai	Trekking hub	35°C	10 mm · 2 days	59 tier D	—
18	Kanchanaburi	City	41°C	34 mm · 5 days	53 tier D	—
19	Khao Sok	National park	39°C	72 mm · 11 days	53 tier D	—

Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means March is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.

What's on in Thailand in March

Whale shark season · Ko Tao · 15 Mar – 31 May (usually)
Full Moon Party · Ko Pha Ngan · 1 Jan – 31 Dec
Manta and whale shark season · Khao Lak · 1 Feb – 5 May (usually)
Rafflesia in bloom · Khao Sok · 1 Jan – 15 Mar (usually)
Hin Daeng and Hin Muang season · Ko Lanta · 1 Nov – 30 Apr (usually)
Wreck and reef diving season · Ko Chang · 1 Nov – 30 Apr (usually)

Seasons in force

Dry season · 13 places Smoke season · 6 places

Peak crowds at 5 of Thailand's 12 well-known places this month.

Better months for Thailand

January · 84/100 February · 84/100 December · 81/100 Weakest: September · 57/100

← Thailand in February Thailand in April →Best time to visit Thailand, month by month Compare: Ko Tao vs Ko Pha Ngan in March