Sầm Sơn Weather & Climate: Best Time to Visit

The climate in Sầm Sơn is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a very warm 33°C (91°F) in June. In January, the coolest month of the year, temperatures drop to a pleasant 21°C (70°F).

At night, temperatures range from around 28°C (82°F) in June to 16°C (61°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Sầm Sơn has a notably wet climate with abundant precipitation, recording 1761 mm (69 in) of rainfall per year. Sầm Sơn can be quite wet during September, receiving approximately 354 mm (14 in) of precipitation over 15 rainy days.

In contrast, during the driest month (February), you will experience much drier conditions, with 38 mm (1.5 in) of precipitation spread across 9 rainy days. For more details, please visit our Sầm Sơn Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Sầm Sơn can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 7.0 hours of sunshine daily. In contrast, the city experiences much darker days in February, with only 1.5 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The city experiences its highest humidity in March, reaching 89%. In December, the humidity drops to its lowest level at 80%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year