World Resorts Thailand Samui Weather

Samui weather in May

Weather in Samui: May

Average day temperature: 88.6°F
Average night temperature: 85.1°F
Sea water temperature: 87.5°F
Number of sunny days: 15 days
Day length: 12.5 - 12.6 hours
Number of rainy days: 7 days
Precipitation totals: 3.2 in.

Air temperature in May, °F

Show year:
2024
2023
2022

The highest day temperature during May of 2024 was 87°F. At the same time the lowest night temperature was 84°F. Day and night temperature averages during May were 86.3°F and 85.6°F.

Sea water temperature in Samui in May, °F

Show year:
2024
2023
2022

The average sea water temperature in May of 2024 was 89.0°F. The highest and lowest sea temperatures during the month were 90.1°F and 88.0°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Samui in May is 3.6 in.

Wind speed in May, mph

The average wind speed value in May is 8.9 mph It makes May one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 6.3.

Best time for vacation in Samui

Sunniest months:
April 18 days
March 15 days
May 15 days
Warmest months:
May 88.6 °F
June 88.0 °F
August 87.5 °F
Warmest sea temp:
May 87.5 °F
April 86.6 °F
June 86.5 °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
+84°F
SE 9 mph
Feels like: +91°F
Precip.: 100%
Places in Thailand:
Name
°F
+82°F
+81°F
+82°F
+82°F
+81°F
+81°F
+82°F
+84°F
+82°F
+82°F
+86°F
+82°F
+84°F
+79°F
24 Hours Forecast
Samui
Local time: 17:12
July 27, saturday
1800
84°F
SE
9 mph
2100
84°F
SE
9 mph
July 28, sunday
0000
81°F
SE
11 mph
0300
81°F
E
12 mph
0600
82°F
E
13 mph
0900
82°F
E
14 mph
1200
82°F
E
13 mph
1500
82°F
E
9 mph
Units of measurement: °C / °F