World Resorts Thailand Samui Weather

Samui weather in May

Weather in Samui: May

Average day temperature: 88.8°F
Average night temperature: 85.1°F
Sea water temperature: 87.3°F
Number of sunny days: 16 days
Day length: 12.5 - 12.6 hours
Number of rainy days: 7 days
Precipitation totals: 3.3 in.

Air temperature in May, °F

Show year:
2023
2022
2021

The highest day temperature during May of 2023 was 89°F. At the same time the lowest night temperature was 82°F. Day and night temperature averages during May were 87.1°F and 84.8°F.

Sea water temperature in Samui in May, °F

Show year:
2023
2022
2021

The average sea water temperature in May of 2023 was 87.3°F. The highest and lowest sea temperatures during the month were 88.2°F and 86.5°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in May, in.

Precipitation total value in Samui in May is 3.8 in. It makes may one of the most dry months of the year.

Wind speed in May, mph

The average wind speed value in May is 9.1 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
May 16 days
March 15 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
+84°F
N 12 mph
Feels like: +91°F
Precip.: 0%
Places in Thailand:
Name
°F
+86°F
+81°F
+81°F
+81°F
+81°F
+84°F
+84°F
+79°F
+84°F
+81°F
+84°F
+84°F
+81°F
+84°F
+81°F
24 Hours Forecast
Samui
Local time: 03:32
April 15, monday
0600
82°F
N
8 mph
0900
82°F
N
7 mph
1200
84°F
NW
9 mph
1500
84°F
W
9 mph
1800
86°F
W
14 mph
2100
86°F
NW
16 mph
April 16, tuesday
0000
86°F
N
12 mph
0300
84°F
N
11 mph
Units of measurement: °C / °F