Current Sea Water Temperature:
+87.0°F
| Maximum Sea Water Temperature in September: | 93.2°F |
| Minimum Sea Water Temperature in September: | 83.2°F |
| Average water temperature in September: | 89.5°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| September 13 | 87.0°F | September 08 | 86.4°F |
| September 12 | 87.2°F | September 07 | 85.6°F |
| September 11 | 88.4°F | September 06 | 86.0°F |
| September 10 | 87.0°F | September 05 | 87.4°F |
| September 09 | 87.8°F | September 04 | 88.2°F |
When is the Warmest Sea for Beihai?
According to our data for the last three years for Beihai the highest average sea water temperature was in July, June and August.
Average Water Temperature by Month, °F
Sea Water Temperature in July
The average sea surface temperature in July 2026 for Beihai was 89.8°F. The maximum and minimum values were 88.4°F and 91.2°F respectively.
Sea Water Temperature in June
The average sea surface temperature in June 2026 for Beihai was 92.1°F. The maximum and minimum values were 89.6°F and 94.8°F respectively.
Sea Water Temperature in August
The average sea surface temperature in August 2026 for Beihai was 91.3°F. The maximum and minimum values were 89.2°F and 94.4°F respectively.
China Resorts:
NAME
F°
| Beidaihe | ![]() |
+80 |
| Beijing | ![]() |
+84 |
| Dadunhai | ![]() |
+78 |
| Dalian | ![]() |
+76 |
| Guangzhou | ![]() |
+96 |
| Hainan | ![]() |
+72 |
| Hong Kong | ![]() |
+88 |
| Macau | ![]() |
+88 |
| Quingdao | ![]() |
+76 |
| Sanya | ![]() |
+78 |
| Shanghai | ![]() |
+86 |
| Shenzhen | ![]() |
+88 |
| Weihai | ![]() |
+74 |
| Yalong Bay | ![]() |
+78 |
| Yantai | ![]() |
+74 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Beihai
Local time: 14:55
14 sep, monday
| 1500 | ![]() |
84°F | W 8 mph |
| 1800 | ![]() |
82°F | W 9 mph |
| 2100 | ![]() |
82°F | SW 9 mph |
15 sep, tuesday
| 0000 | ![]() |
80°F | SW 9 mph |
| 0300 | ![]() |
80°F | SW 11 mph |
| 0600 | ![]() |
80°F | SW 10 mph |
| 0900 | ![]() |
82°F | SW 9 mph |
| 1200 | ![]() |
84°F | N 7 mph |






























