Thailand in January

January is Thailand's best month (rank 1 of 12): its 19 destinations average 84/100, led by Hua Hin at 90 — 33°C and 4 rainy days — while Pai is cooler at 28°C and scores 86.

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

🇹🇭 Thailand, month by month

84/100 in January

Where in Thailand in January

#	Place	Type	Feels-like high	Rain	Comfort	At its best
1	Hua Hin	Beach	33°C	39 mm · 4 days	90 tier S	Yes
2	Ko Chang	Island	35°C	47 mm · 8 days	90 tier S	Yes
3	Pattaya	Beach	34°C	31 mm · 6 days	90 tier S	Yes
4	Chiang Rai	City	30°C	33 mm · 4 days	89 tier A	Yes
5	Khao Lak	Beach	37°C	76 mm · 12 days	88 tier A	Yes
6	Chiang Mai	City	33°C	8 mm · 2 days	87 tier A	Yes
7	Ko Lanta	Island	36°C	75 mm · 8 days	87 tier A	Yes
8	Ko Lipe	Island	33°C	64 mm · 10 days	87 tier A	Yes
9	Krabi	Beach	37°C	87 mm · 9 days	86 tier A	Yes
10	Pai	Trekking hub	28°C	22 mm · 4 days	86 tier A	Yes
11	Ko Phi Phi	Island	32°C	85 mm · 8 days	85 tier A	Yes
12	Phuket	Beach	37°C	75 mm · 8 days	85 tier A	Yes
13	Ko Pha Ngan	Island	32°C	100 mm · 9 days	84 tier A	Yes
14	Ko Samui	Island	33°C	100 mm · 10 days	84 tier A	Yes
15	Ko Tao	Island	29°C	101 mm · 9 days	83 tier A	—
16	Kanchanaburi	City	35°C	11 mm · 2 days	79 tier B	Yes
17	Ayutthaya	City	35°C	13 mm · 3 days	78 tier B	Yes
18	Bangkok	City	36°C	21 mm · 4 days	73 tier B	Yes
19	Khao Sok	National park	35°C	78 mm · 10 days	69 tier C	Yes

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 January 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 January

Christmas and New Year peak · Pattaya and 15 more places · 18 Dec – 5 Jan
Bo Sang Umbrella Festival · Chiang Mai · 15–25 Jan (usually)
Wild Himalayan cherry on the hills · Chiang Mai · 20 Dec – 31 Jan (usually)
Chinese New Year · Ko Lipe · 20 Jan – 25 Feb (usually)
Full Moon Party · Ko Pha Ngan · 1 Jan – 31 Dec
Rafflesia in bloom · Khao Sok · 1 Jan – 15 Mar (usually)
Morning mist on Cheow Lan · Khao Sok · 1 Nov – 15 Feb (usually)
Wreck and reef diving season · Ko Chang · 1 Nov – 30 Apr (usually)

Seasons in force

Dry season · 16 places Fog season · 3 places Smoke season · 2 places

Peak crowds at 11 of Thailand's 12 well-known places this month.

Other good months for Thailand

February · 84/100 December · 81/100 March · 78/100 Weakest: September · 57/100

← Thailand in December Thailand in February →Best time to visit Thailand, month by month Compare: Hua Hin vs Ko Chang in January