Monthly Climate
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Thailand

Across 10 destinations in Thailand, the warmest is Lampang at 36 °C in Apr, the coolest is Hat Yai at 32 °C, and annual rainfall ranges from 1,132 mm in Samut Prakan to 1,982 mm in Hat Yai. Figures are 1991–2020 climate normals.

10 destinations with full climate records · 391 awaiting data

The rangeHow much Thailand varies

Climate varies across Thailand. At the warmest month of the year, Lampang averages 36 °C by day while Hat Yai reaches 32 °C — a difference of 4.0 °C between two places in the same country.

DestinationsThe year in each of the largest

Bangkok
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D
Chon Buri
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D
Hat Yai
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D
Pak Kret
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D
Sai Mai
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D
Samut Prakan
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D

All of themEvery destination with a full record

Destination Warmest month Peak avg high Annual rainfall
Bangkok Apr 35 °C 1,176 mm
Samut Prakan Apr 33 °C 1,132 mm
Chon Buri Apr 34 °C 1,207 mm
Hat Yai Apr 32 °C 1,982 mm
Pak Kret Apr 35 °C 1,282 mm
Sai Mai Apr 35 °C 1,447 mm
Si Racha Apr 32 °C 1,214 mm
Khlong Sam Wa Apr 35 °C 1,308 mm
Lampang Apr 36 °C 1,358 mm
Nong Khaem Apr 35 °C 1,277 mm

Awaiting climate data

These destinations are in our database but do not yet have complete 30-year records, so they have no page yet.

… and 271 more.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: warmest month, annual rainfall total. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.