Heishan Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Heishan.
Climate overview of Heishan
Temperatures in Heishan, China, vary greatly throughout the year. July is the hottest month at 31°C (88°F), while January is the coldest at -2°C (28°F).
With around 644 mm (25 in) of annual rain/snowfall, the city has moderate precipitation levels. July is the wettest month and January the driest. It also has a distinct dry season from October to April, with very warm summers and very cold winters.
Heishan Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Heishan - and find the best time to visit.
Monthly Temperature in Heishan
The climate in Heishan is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in July to a very cold -2°C (28°F) in the coolest month, January.
Nights vary from 21°C (70°F) in July to around -14°C (7°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Heishan
Generally, Heishan receives mid-range precipitation levels, with 644 mm (25 in) annually. The climate in Heishan shows significant variation throughout the year. Expect high rainfall in July, the wettest month, with an average of 157 mm (6.2 in) of precipitation over 14 rainy days.
In contrast, the driest month January offers drier and sunnier days, with around 4.2 mm (0.2 in) of snowfall over 2 snowy days. For more details, please visit our Heishan Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Heishan
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May and September
- Warmest weather: July and August
- Fewer rainy days: January, February, March, November and December
- Wettest months: June, July and August, when rainfall is highest.
- Seasonal pattern: A distinct dry season from October to April, with very warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -14°C (7°F).
Frequently asked questions about the climate in Heishan
What is the best time to visit Heishan?
May and September typically offer the most optimal weather in Heishan. In contrast, January, February and December tend to have less optimal conditions. Heishan has a distinct dry season from October to April, with very warm summers and very cold winters.
What temperatures can I expect in Heishan?
Daytime highs range from -2°C (28°F) in January to 31°C (88°F) in July. Nighttime lows range from -14°C (7°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Heishan get?
Annual rainfall is around 644 mm (25 in). July is the wettest month with 157 mm (6.2 in), while January is the driest with 4.2 mm (0.2 in).
Heishan 3-Day Forecast
Heishan on the map
Heishan is highlighted - select any city to see its climate.
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