Weather in September
Temperature
In September, the average high-temperature in Heihe goes from a warm 24.7°C (76.5°F) in August to a refreshing 18.7°C (65.7°F). Heihe records an average low-temperature of 7.3°C (45.1°F) throughout the month of September.Humidity
The average relative humidity in September in Heihe, China, is 72%.Rainfall
In Heihe, in September, during 11.8 rainfall days, 65mm (2.56") of precipitation is typically accumulated. In Heihe, during the entire year, the rain falls for 110 days and collects up to 522mm (20.55") of precipitation.Snowfall
June through September are months without snowfall in Heihe, China.Daylight
The average length of the day in September is 12h and 38min.On the first day of September, sunrise is at 04:44 and sunset at 18:14. On the last day of the month, sunrise is at 05:28 and sunset at 17:10 CST.
Sunshine
The average sunshine in September is 5.6h.Frequently asked questions
What are September temperatures in Heihe?
What is the average humidity in September in Heihe?
How many days does it rain in September in Heihe?
When it does not snow in Heihe?
Does it snow in Heihe in September?
How many hours of daylight does Heihe have in September?
When is the sunrise / sunset in September in Heihe?
How many hours of sunshine does Heihe have in September?
Average temperature in September
Heihe, China
- Average high temperature in September: 18.7°C
The warmest month (with the highest average high temperature) is July (27.1°C).
The month with the lowest average high temperature is January (-16.6°C).
- Average low temperature in September: 7.3°C
The month with the highest average low temperature is July (16.8°C).
The coldest month (with the lowest average low temperature) is January (-27.4°C).
Average humidity in September
Heihe, China
- Average humidity in September: 72%
The month with the highest relative humidity is August (78%).
The months with the lowest relative humidity are April and May (55%).
Average rainfall in September
Heihe, China
- Average rainfall in September: 65.4mm
The wettest month (with the highest rainfall) is July (131mm).
The driest month (with the least rainfall) is February (3mm).
Average rainfall days in September
Heihe, China
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is February (4.3 days).
Average snowfall days in September
Heihe, China
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (12 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Heihe, China
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 5h and 4min
The month with the most sunshine is June (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Heihe, China
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