SeasonMapThailand in March
March is Thailand's 4th-best month (rank 4 of 12): its 19 destinations average 79/100, led by Ko Pha Ngan at 91 — 28°C and 6 rainy days — while Bangkok is warmer at 39°C and scores 67.
#4 of 12 months for Thailand · 19 destinations · updated September 2026 · climate normals from ERA5 reanalysis
Where in Thailand in March
| # | Place | Type | Feels-like high | Rain | Comfort | At its best |
|---|---|---|---|---|---|---|
| 1 | Ko Pha Ngan | Island | 28°C | 28 mm · 6 days | 91 tier S | Yes |
| 2 | Ko Samui | Island | 35°C | 27 mm · 6 days | 91 tier S | Yes |
| 3 | Ko Tao | Island | 27°C | 31 mm · 6 days | 91 tier S | Yes |
| 4 | Ko Phi Phi | Island | 29°C | 36 mm · 8 days | 90 tier S | Yes |
| 5 | Ko Lanta | Island | 31°C | 54 mm · 10 days | 89 tier A | Yes |
| 6 | Hua Hin | Beach | 33°C | 35 mm · 6 days | 88 tier A | — |
| 7 | Phuket | Beach | 36°C | 45 mm · 9 days | 88 tier A | Yes |
| 8 | Ko Lipe | Island | 30°C | 59 mm · 13 days | 87 tier A | Yes |
| 9 | Krabi | Beach | 38°C | 66 mm · 11 days | 87 tier A | Yes |
| 10 | Pattaya | Beach | 38°C | 48 mm · 11 days | 87 tier A | — |
| 11 | Khao Lak | Beach | 32°C | 73 mm · 12 days | 86 tier A | Yes |
| 12 | Ko Chang | Island | 30°C | 96 mm · 20 days | 84 tier A | — |
| 13 | Chiang Rai | City | 34°C | 24 mm · 3 days | 74 tier B | — |
| 14 | Chiang Mai | City | 37°C | 8 mm · 1 day | 71 tier B | — |
| 15 | Bangkok | City | 39°C | 36 mm · 5 days | 67 tier C | — |
| 16 | Kanchanaburi | City | 36°C | 36 mm · 4 days | 63 tier C | — |
| 17 | Ayutthaya | City | 35°C | 44 mm · 6 days | 62 tier C | — |
| 18 | Pai | Trekking hub | 36°C | 13 mm · 3 days | 54 tier D | — |
| 19 | Khao Sok | National park | 34°C | 61 mm · 10 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
- Full Moon Party · Ko Pha Ngan · 1 Jan – 31 Dec
- Whale shark season · Ko Tao · 15 Mar – 31 May (usually)
- 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
Peak crowds at 2 of Thailand's 12 well-known places this month.