Kaiyang Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Kaiyang.
Climate overview of Kaiyang
Kaiyang, China, experiences significant temperature variation throughout the year. Summers bring daytime highs of 30°C (86°F) in August, while winters cool to 8°C (46°F) in January.
With around 1597 mm (63 in) of annual rain/snowfall, Kaiyang has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has a distinct rainy season from May to July, with warm summers and cold winters. The wettest month is June. The sunniest month is August, with 5.7 hours of sunshine per day on average.
Kaiyang Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kaiyang - and find the best time to visit.
Monthly Temperature in Kaiyang
Depending on the time of the year, temperatures range from comfortable to chilly in Kaiyang. Average daytime temperatures reach a comfortable 30°C (86°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 8°C (46°F).
At night, temperatures range from around 21°C (70°F) in August to 2°C (36°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Kaiyang
Kaiyang has a relatively rain/snowy climate with high precipitation levels, averaging 1597 mm (63 in) of rain/snowfall annually. Kaiyang can be quite wet during June, receiving approximately 250 mm (9.8 in) of precipitation over 19 rainy days.
In contrast, during the driest month (December), you will experience much drier conditions, with 61 mm (2.4 in) of precipitation spread across 14 rainy days. For more details, please visit our Kaiyang 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 Kaiyang
Kaiyang can be enjoyed more throughout the sunniest month of August under a blue sky, with approximately 5.7 hours of sunshine daily. In contrast, the city experiences much darker days in January, with only 1.4 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Kaiyang by Month
The relative humidity is high throughout the year in Kaiyang.
The city experiences its highest humidity in January, reaching 82%. In April, the humidity drops to its lowest level at 75%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Kaiyang
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, September and October
- Warmest weather: July and August
- Most sunshine: August
- Wettest months: April, May, June, July and August, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from May to July, with warm summers and cold winters
Frequently asked questions about the climate in Kaiyang
What is the best time to visit Kaiyang?
April, September and October typically offer the most optimal weather in Kaiyang. In contrast, January and July tend to have less optimal conditions. Kaiyang has a distinct rainy season from May to July, with warm summers and cold winters.
What temperatures can I expect in Kaiyang?
Daytime highs range from 8°C (46°F) in January to 30°C (86°F) in August. Nighttime lows range from 2°C (36°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Kaiyang get?
Annual rainfall is around 1597 mm (63 in). June is the wettest month with 250 mm (9.8 in), while December is the driest with 61 mm (2.4 in).
How sunny is Kaiyang?
Kaiyang receives around 1,158 hours of sunshine per year. August is the sunniest month with 170 hours, while January is the cloudiest with just 42 hours.
Kaiyang 3-Day Forecast
Kaiyang on the map
Kaiyang 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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