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Contents
- The climate of Dalian
- The best time to visit Dalian
- The worst time to visit Dalian
- Spring weather in Dalian
- Summer weather in Dalian
- Autumn weather in Dalian
- Winter weather in Dalian
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average humidity
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average UV index
The climate of Dalian
Classified as Dwa according to the Köppen-Geiger climate classification system, Dalian, located in Eastern China, is characterized by a humid continental climate with severe dry winters and hot summers. Lying in the far northern reaches of China by the Yellow Sea, weather elements are multifaceted.
A comprehensive analysis of the city’s climate history reveals a broad temperature spectrum throughout the year: temperatures range from a chilly -6.8°C (19.8°F) in the depth of winter to a sizzling peak at 27.3°C (81.1°F) in high summer. A significant temperature spread is apparent, vividly illustrating the vast yearly temperature fluctuation. The variation in relative humidity figures displays a pattern that corresponds well with the changing seasons, reaching a low of 55% at the outset of the year, and arching up to a high of 84% in the midst of the summer monsoon.
Rainfall distribution demonstrates some remarkable features. A subtly drier season appears from December to February with rainfall figures less than 10mm (0.39"), while on the flip side, the period from June to August brings abundant rain, totalling up to 155mm (6.1") at its zenith in August. Sea temperature in Dalian sees an interesting upward swing from 2.8°C (37°F) in winter, climbing to peak at 23.6°C (74.5°F) in sultry August.
A comprehensive analysis of the city’s climate history reveals a broad temperature spectrum throughout the year: temperatures range from a chilly -6.8°C (19.8°F) in the depth of winter to a sizzling peak at 27.3°C (81.1°F) in high summer. A significant temperature spread is apparent, vividly illustrating the vast yearly temperature fluctuation. The variation in relative humidity figures displays a pattern that corresponds well with the changing seasons, reaching a low of 55% at the outset of the year, and arching up to a high of 84% in the midst of the summer monsoon.
Rainfall distribution demonstrates some remarkable features. A subtly drier season appears from December to February with rainfall figures less than 10mm (0.39"), while on the flip side, the period from June to August brings abundant rain, totalling up to 155mm (6.1") at its zenith in August. Sea temperature in Dalian sees an interesting upward swing from 2.8°C (37°F) in winter, climbing to peak at 23.6°C (74.5°F) in sultry August.
The best time to visit Dalian
Balancing pleasant temperatures, moderate humidity and ample daylight hours, May presents itself as the ideal month to explore Dalian. With maximum and minimum temperatures wavering around 20.2°C (68.4°F) and 12.2°C (54°F) respectively, the weather stays comfortably cool for outdoor activities. Sunshine duration of 9 hours a day further sweetens the deal making exploration and sightseeing a pleasure. Additionally, rainfall remains moderate, approximately 47mm (1.85") throughout the month.
The worst time to visit Dalian
Adventure and exploration in the city of Dalian could become quite challenging in the month of January. The mercury plummets around a frosty -6.8°C (19.8°F) to -0.4°C (31.3°F) on average, and daylight is limited to only about 9.8 hours a day. Considering the sea temperature drops to around 2.8°C (37°F), beach activities might not be a wise idea.
Spring weather in Dalian
Spring arrives in Dalian bringing a much-needed respite from winter's relentless chill. March sees an average temperature range of 0.2°C (32.4°F) to 7.2°C (45°F), and by the time May rolls around, 12.2°C (54°F) to 20.2°C (68.4°F) becomes the new norm. Relative humidity follows a similar ascending trajectory alongside increasing rainfall, making this the season of rejuvenation.
Summer weather in Dalian
The summertime, from June to August, in Dalian is marked by high temperatures, with the mercury soaring between 21°C (69.8°F) and 27.3°C (81.1°F). The combination of extreme heat and high humidity may provide for discomfort. It is also the city’s monsoon season, carrying in its wake an influx of rainfall, peaking at 155mm (6.1") in August.
Autumn weather in Dalian
Autumn is known for its pleasant mildness in Dalian. During this period, from September to November, temperatures generally range from 2.8°C (37°F) to 23.9°C (75°F) while relative humidity diminishes slowly. It's also a comparatively dry period, especially in November which receives an average rainfall of 20mm (0.79").
Winter weather in Dalian
Winter sweeps over Dalian from December to February, with temperatures varying between -6.8°C (19.8°F) and 3.1°C (37.6°F). Despite the cold weather, there is little snow, as these months also mark the driest season in Dalian, with January receiving an mere average rainfall of 9mm (0.35"). The sea temperature records a stark drop, to approximately 4.9°C (40.8°F) in December, making it an unsuitable time for swimming activities.
Weather in January
January weather in Dalian, China commences the year with a noticeable chill, marking the coldest month of the year. A significant characteristic of the January weather is the relatively lower temperature range, between -6.8°C (19.8°F) and -0.4°C (31.3°F). Weather in January »
Weather in February
The weather remains cold in February; however, a gradual rise in temperature becomes evident as spring begins to approach. The coldest days are slowly swept away, making way for a rise in the mercury from -6.8°C (19.8°F) in January to -5°C (23°F) in towards the latter half of the month. Weather in February »
Weather in March
Dalian weather in March signifies a major shift towards spring, with the city gradually thawing out as the month progresses. A significant jump in temperatures, from -5°C (23°F) in February to 0.2°C (32.4°F) in March, indicates the end of winter and the arrival of warmer climes. Weather in March »
Weather in April
April signals the true arrival of spring in Dalian, China. The weather, moving away from the lingering chill of winter, warms up considerably, with temperatures seeing a substantial increase from 0.2°C (32.4°F) in March to 6.6°C (43.9°F) in April. Weather in April »
Weather in May
The city of Dalian shifts further into the arms of spring with the arrival of May. The warming trend continues, and daylight hours stretch longer, offering more opportunities to explore the city and its surroundings. This month sees a jump in sea temperatures, indicating the beginning of beach season in Dalian. Weather in May »
Weather in June
June weather in Dalian takes a definitive turn towards summer with consistent increase in all parameters. As the sea temperature continues to climb from 11.4°C (52.5°F) in May to 17.8°C (64°F) in June, beach activities take precedence on the list of things to do. Weather in June »
Weather in July
Stepping into July, Dalian, China is in the full swing of summer. This month is characterized by the highest average temperatures in the year, peaking at 26.6°C (79.9°F). With long sunny days and increased UV index, sun protection becomes essential during outdoor activities. Weather in July »
Weather in August
August is the warmest month in Dalian, with the highest recorded temperature at 27.3°C (81.1°F). It's the perfect time to indulge in water-related activities thanks to the comfortably warm sea temperature. Be prepared for frequent rain showers as August continues the trend of high rainfall. Weather in August »
Weather in September
As September dawns, Dalian experiences a slight cooling trend hinting at the onset of autumn. The change of season brings about a welcoming drop in temperatures as well as in humidity levels. Remnants of the monsoon season are still evident with considerable rainfall recorded in this month. Weather in September »
Weather in October
October marks the full arrival of Autumn in Dalian. Temperatures begin to fall, cooling the city's landscapes and preparing for the onset of winter. While the tail-end of the rain season persists, the drop in sea temperature is indicative of the changing season. Weather in October »
Weather in November
The climate in November transitions further towards the chill of winter. Notably, there is a significant temperature drop from 17.5°C (63.5°F) in October to 9.7°C (49.5°F) in November. Rainfall reduces substantially, turning the city's landscapes into a canvas of brilliant autumn hues. Weather in November »
Weather in December
The arrival of December brings with it the chill of winter in Dalian, China. The weather turns colder, signaling the close of the year. The drop in temperature is particularly stark, falling from 9.7°C (49.5°F) in November to 3.1°C (37.6°F) in December. Weather in December »
Updated: Jan 24, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Dalian?
January stands out as Dalian's coldest month, with an average high-temperature of -0.4°C (31.3°F) and a low-temperature of -6.8°C (19.8°F).
How many days does it rain in Dalian?
Throughout the year, in Dalian, there are 72.5 rainfall days, and 602mm (23.7") of precipitation is accumulated.
What is the month with the lowest UV index in Dalian?
The months with the lowest UV index are January, November and December, with an average maximum UV index of 2.
What is the driest month in Dalian?
February is the month with the least rainfall. Rain falls for 2.9 days and accumulates 6mm (0.24") of precipitation.
What month is the sea coldest in Dalian?
The month with the coldest seawater is February, with an average sea temperature of 2.8°C (37°F).
What is the least humid month in Dalian?
The least humid month in Dalian, China, is March, with an average relative humidity of 55%.
What month has the most sunshine in Dalian?
The month with the most sunshine is May, with an average of 9h of sunshine.
When are the longest days in Dalian?
With an average of 14h and 54min of daylight, June has the longest days of the year in Dalian, China.
What is the most humid month in Dalian?
The most humid month in Dalian is July, with an average relative humidity of 84%.
When is the highest UV index in Dalian?
July is the month with the highest UV index in Dalian, China, with an average maximum UV index of 10.
What part of the year is the hottest in Dalian?
August brings the highest temperatures, with an average high of 27.3°C (81.1°F) and an average low of 21.6°C (70.9°F).
What is the wettest month in Dalian?
The month with the most rainfall in Dalian is August, when the rain falls for 9.2 days and typically aggregates up to 155mm (6.1") of precipitation.
What month is the sea warmest in Dalian?
August is the month with the warmest seawater in Dalian, with an average sea temperature of 23.6°C (74.5°F).
What is the month with the shortest days in Dalian?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
Is there Daylight Saving Time (DST) in Dalian?
Dalian, China, does not observe Daylight Saving Time (DST). CST timezone is used over the entire year.
What is the month with the least sunshine in Dalian?
The month with the least sunshine in Dalian, China, is December, with an average of 5.9h of sunshine.
Average temperature
Dalian, China
The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (-0.4°C).
The month with the highest average low temperature is August (21.6°C).
The coldest month (with the lowest average low temperature) is January (-6.8°C).
Average humidity
Dalian, China
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is March (55%).
Average rainfall
Dalian, China
- Average rainfall in January:
8.9mm - Average rainfall in February:
5.8mm - Average rainfall in March:
12.1mm - Average rainfall in April:
24.7mm - Average rainfall in May:
47mm - Average rainfall in June:
83.2mm
- Average rainfall in July:
140.1mm - Average rainfall in August:
155.4mm - Average rainfall in September:
65.1mm - Average rainfall in October:
29mm - Average rainfall in November:
20mm - Average rainfall in December:
10.6mm
The wettest month (with the highest rainfall) is August (155.4mm).
The driest month (with the least rainfall) is February (5.8mm).
Average rainfall days
Dalian, China
- Average rainfall days in January:
3.3 days - Average rainfall days in February:
2.9 days - Average rainfall days in March:
3.7 days - Average rainfall days in April:
5.4 days - Average rainfall days in May:
7 days - Average rainfall days in June:
9.3 days
- Average rainfall days in July:
11.8 days - Average rainfall days in August:
9.2 days - Average rainfall days in September:
6 days - Average rainfall days in October:
5.2 days - Average rainfall days in November:
5.3 days - Average rainfall days in December:
3.4 days
The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is February (2.9 days).
Average sea temperature
Dalian, China
The best month for swimming (with the highest average sea temperature) is August (23.6°C).
The coldest month (with the lowest average sea temperature) is February (2.8°C).
Average daylight / Average sunshine
Dalian, China
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
6h and 2min - Average sunshine in February:
7h and 1min - Average sunshine in March:
7h and 4min - Average sunshine in April:
8h and 4min - Average sunshine in May:
9h and 0min - Average sunshine in June:
8h and 3min
- Average sunshine in July:
7h and 1min - Average sunshine in August:
7h and 5min - Average sunshine in September:
8h and 2min - Average sunshine in October:
7h and 4min - Average sunshine in November:
6h and 1min - Average sunshine in December:
5h and 5min
The month with the most sunshine is May (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average UV index
Dalian, China
The month with the highest UV index is July (UV index 10).
The months with the lowest UV index are January, November and December (UV index 2).
Dalian, China
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