Dalianwan Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Dalianwan.
Climate overview of Dalianwan
Dalianwan, Liaoning, China, experiences significant temperature variation throughout the year. Summers bring daytime highs of 28°C (82°F) in August, while winters cool to 1°C (34°F) in January.
Dalianwan sees a moderate amount of rain/snowfall, totalling around 645 mm (25 in) per year. It experiences a distinct dry season from October to April, with warm summers and very cold winters, creating some seasonal variation. Sunshine peaks in May, when the city sees around 9.4 hours of sunshine per day.
Dalianwan Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Dalianwan - and find the best time to visit.
Monthly Temperature in Dalianwan
Depending on the time of the year, temperatures range from comfortable to very cold in Dalianwan. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in August, the warmest time of the year, to a very cold 1°C (34°F) during cooler months like January.
At night, you can expect temperatures ranging from 24°C (75°F) in August to around -5°C (23°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Dalianwan
Generally, Dalianwan has a moderate amount of precipitation, averaging 645 mm (25 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, July it receives high rainfall, averaging 144 mm (5.7 in) of precipitation, recorded across 15 rainy days. In contrast, the driest month January brings less snow/rainfall, with 8.9 mm (0.4 in) over 3 snowy/rainy days. For more details, please visit our Dalianwan Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Dalianwan
While the amount of sunshine in Dalianwan varies throughout the year, all seasons offer their own charm. Enjoy up to 9.4 hours of daily sun in May, and experience slightly darker atmosphere in December, with about 6.0 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Dalianwan
The mean water temperature over the year ranges from 2°C (36°F) in January to 24°C (75°F) in July.
Water temperature over the year
Humidity in Dalianwan by Month
The relative humidity is high throughout the year in Dalianwan.
The city experiences its highest humidity in July, reaching 84%. In March, the humidity drops to its lowest level at 55%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Dalianwan
The mean wind speed varies between 3 m/s (6 knots) and 5 m/s (10 knots) throughout the year. It is lowest in August and highest during March, April, May and November. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Dalianwan
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June and September
- Warmest weather: July and August
- Most sunshine: May and June
- Fewest rainy days: January, February, March and December
- Best for swimming: June, July and August.
- Wettest months: May, June, July and August, when rainfall is highest.
- Seasonal pattern: A distinct dry season from October to April, with warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Dalianwan
What is the best time to visit Dalianwan?
June and September typically offer the most optimal weather in Dalianwan. In contrast, January and February tend to have less optimal conditions. Dalianwan has a distinct dry season from October to April, with warm summers and very cold winters.
What temperatures can I expect in Dalianwan?
Daytime highs range from 1°C (34°F) in January to 28°C (82°F) in August. Nighttime lows range from -5°C (23°F) to 24°C (75°F). Temperatures vary considerably through the year.
How much rain does Dalianwan get?
Annual rainfall is around 645 mm (25 in). July is the wettest month with 144 mm (5.7 in), while January is the driest with 8.9 mm (0.4 in).
How sunny is Dalianwan?
Dalianwan receives around 2,774 hours of sunshine per year. May is the sunniest month with 281 hours, while December is the cloudiest with just 180 hours. Overall, Dalianwan enjoys abundant sunshine.
Dalianwan 3-Day Forecast
Dalianwan on the map
Dalianwan is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Hangzhou
34°C (93°F) Guangzhou34°C (93°F) Shanghai32°C (90°F) Xi'an
33°C (91°F) Beijing32°C (90°F) Shenzhen32°C (90°F) Chengdu31°C (88°F) Qingdao29°C (84°F) 
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