Climate Insights for Ko Samui

Amphoe Ko Samui, Changwat Surat Thani, Thailand

Based on 10 years of historical weather data

Current Season

What season is it in Ko Samui?

Astronomical Season

winter

Based on Earth's position relative to the sun

Meteorological Season

winter

Based on temperature cycles and weather patterns

spring begins on March 20, 2026 (67 days from now)

Season Timeline for 2026

spring
Mar 20
Next
summer
Jun 21
Future
fall
Sep 23
Future
winter
Dec 21
Current

Hottest Month

May
Peak: 30°C
Average: 29°C

Coldest Month

January
Low: 26°C
Average: 27°C

Wettest Month

November
322 mm rain

Best Time to Visit

Climate varies throughout the year
Monthly Climate Data
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan Current
26 °C
27 °C
22 km/h
101 mm
0 cm
Feb
26 °C
28 °C
23 km/h
41 mm
0 cm
Mar
27 °C
28 °C
21 km/h
31 mm
0 cm
Apr
28 °C
29 °C
19 km/h
110 mm
0 cm
May
28 °C
30 °C
19 km/h
118 mm
0 cm
Jun
28 °C
30 °C
22 km/h
77 mm
0 cm
Jul
27 °C
29 °C
23 km/h
94 mm
0 cm
Aug
27 °C
29 °C
24 km/h
77 mm
0 cm
Sep
27 °C
29 °C
23 km/h
155 mm
0 cm
Oct
26 °C
28 °C
20 km/h
251 mm
0 cm
Nov
26 °C
28 °C
21 km/h
322 mm
0 cm
Dec
26 °C
27 °C
23 km/h
225 mm
0 cm
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Metric (°C, km/h)
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