World Resorts Thailand Nai Harn Beach Weather

Nai Harn Beach sea water temperature

Current sea water temperature:
+83.5°F
Minimum sea water temperature in December: 86.4°F
Maximum sea water temperature in December: 81.5°F
Average sea water temperature in December: 84.2°F

Sea water temperature for the last 10 days:

December 4 83.5°F November 29 83.1°F
December 3 83.3°F November 28 83.8°F
December 2 83.3°F November 27 83.7°F
December 1 83.1°F November 26 83.5°F
November 30 83.1°F November 25 83.5°F

When is the warmest sea in Nai Harn Beach?

Based on the data about daily sea water temperature for the last three years the warmest sea in Nai Harn Beach was noticed in May, April and June.

Monthly Sea Temperatures in Nai Harn Beach, °F

Sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 86.7°F. The highest and lowest sea temperatures during the month were 87.4°F and 85.5°F.

Sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 86.1°F. The highest and lowest sea temperatures during the month were 87.1°F and 85.3°F.

Sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 85.4°F. The highest and lowest sea temperatures during the month were 86.5°F and 84.6°F.

Best time for vacation in Nai Harn Beach

Sunniest months:
March 21 days
February 19 days
April 18 days
Warmest months:
April 88.1 °F
May 88.0 °F
March 87.9 °F
Warmest sea temp:
May 86.6 °F
April 86.2 °F
June 85.8 °F
Coldest months:
September 85.4 °F
December 85.6 °F
November 85.7 °F
Rainiest months:
July 15 days
September 15 days
October 15 days
Windiest months:
July 11.0 mph
September 10.8 mph
August 10.7 mph

Nai Harn Beach on a weather map

Nai Harn Beach
+81°F
SW 5 mph
Feels like: +86°F
Precip.: 0%
Places in Thailand:
Name
°F
+75°F
+81°F
+81°F
+81°F
+81°F
+81°F
+79°F
+79°F
+81°F
+79°F
+79°F
+81°F
+81°F
+81°F
24 Hours Forecast
Nai Harn Beach
Local time: 10:10
December 05, friday
1200
84°F
W
2 mph
1500
82°F
N
1 mph
1800
81°F
SW
2 mph
2100
81°F
W
7 mph
December 06, saturday
0000
79°F
W
11 mph
0300
79°F
W
11 mph
0600
77°F
W
11 mph
0900
81°F
W
12 mph
Units of measurement: °C / °F