Climate pair · calibrated grid · 1991–2020

Bangkok vs Chiang Mai: Climate Compared Month by Month

Bangkok gets 2,791 calibrated sunshine hours a year — 12% more than Chiang Mai's 2,487. Temperature and rainfall below, month by month.

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Bangkok — sunshine

2,791 hr

per year, calibrated

Chiang Mai — sunshine

2,487 hr

per year, calibrated

Annual rainfall

1,480 vs 1,017

mm/yr — Bangkok vs Chiang Mai

Month by month

Bangkok vs Chiang Mai: temperature and rainfall

Month	Bangkok °C	Chiang Mai °C	Bangkok mm	Chiang Mai mm
January	26.4	22.0	14	3
February	28.1	24.7	18	6
March	29.5	28.2	41	14
April	30.8	30.9	82	41
May	30.1	29.8	210	139
June	29.7	29.2	156	111
July	29.3	28.7	159	128
August	29.0	28.1	184	191
September	28.5	27.6	305	209
October	28.0	26.6	252	113
November	27.3	24.1	52	49
December	25.9	21.4	7	13

Bangkok peaks in April at 30.8°C against Chiang Mai's April peak of 30.9°C; in January the gap is 26.4°C vs 22.0°C. On water, Bangkok takes 1,480 mm a year against 1,017 mm — the table above shows where in the calendar that rain actually lands, which matters more than the annual total for day-to-day life.

FAQ

Frequently asked questions

Is Bangkok sunnier than Chiang Mai?

Bangkok is sunnier: 2,791 calibrated sunshine hours a year vs 2,487 in Chiang Mai — 12% more.

Which is warmer, Bangkok or Chiang Mai?

In January, Bangkok averages 26.4°C vs 22.0°C in Chiang Mai. In July, 29.3°C vs 28.7°C. Warmest months: April (30.8°C) and April (30.9°C).

Which is wetter?

Bangkok gets more rain: 1,480 mm/yr vs 1,017 mm/yr (0.05° calibrated grid).

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About the data: GeoRank is built by a small team that thinks moving abroad shouldn't be guesswork. Every figure on this page is computed from the same public dataset that powers the interactive tools (cities-tools.json, CC-BY-4.0), with accuracy bands stated instead of false precision. See the methodology for source-by-source detail.

Sources: ERA5 (Copernicus Climate Data Store) · 56 WMO/KNMI reference stations · CHELSA/ERA5 0.05° climate grid 1991–2020 · GeoRank cities-tools dataset (CC-BY-4.0). Methodology and accuracy bounds at methodology.