World Resorts Thailand Samui

Samui Monthly Weather Averages

Please click on any column to get detailed information about Samui weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in Samui is may. The average daily temp is 88.0°F. The average nightly temp is 85.0°F.

Sea water temperature, °F

The warmest sea temperature usually observed in May. Average daily sea water temperature during this month is 87.3°F.

Precipitation total, in.

March is the month with least precipitations during the year. The average precipitation totals for this month is 1.7 in. The month with most precipitation total is November.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in Samui

Sunniest months:
April 18 days
March 16 days
May 16 days
Warmest months:
May 88.8 °F
June 88.3 °F
July 87.6 °F
Warmest sea temp:
May 87.3 °F
June 86.5 °F
April 86.4 °F
Coldest months:
January 83.5 °F
February 83.7 °F
December 84.1 °F
Rainiest months:
November 16 days
October 11 days
December 10 days
Windiest months:
July 12.0 mph
December 11.9 mph
February 11.6 mph

Samui on a weather map

Samui
+82°F
NW 14 mph
Feels like: +91°F
Precip.: 0%
Places in Thailand:
Name
°F
+86°F
+82°F
+82°F
+82°F
+81°F
+82°F
+82°F
+82°F
+82°F
+82°F
+82°F
+84°F
+82°F
+82°F
+81°F
24 Hours Forecast
Samui
Local time: 20:07
March 02, saturday
2100
82°F
NW
14 mph
March 03, sunday
0000
82°F
NW
14 mph
0300
82°F
N
16 mph
0600
82°F
NW
16 mph
0900
82°F
NW
17 mph
1200
82°F
NW
17 mph
1500
82°F
NW
16 mph
1800
82°F
NW
17 mph
Units of measurement: °C / °F