Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The commencement of September involves a temperature shift, with the average high-temperature dropping from a moderately hot 24.2°C (75.6°F) in August to a comfortable 18.4°C (65.1°F). September nights experience a consistent temperature drop to a frosty 7.2°C (45°F).Humidity
In September, the average relative humidity in Dersu is 81%.Rainfall
In Dersu, in September, it is raining for 15.4 days, with typically 55mm (2.17") of accumulated precipitation. Throughout the year, there are 132.9 rainfall days, and 676mm (26.61") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Dersu, Russia.Daylight
The average length of the day in September is 12h and 33min.On the first day of September, sunrise is at 06:19 and sunset at 19:37. On the last day of the month, sunrise is at 06:55 and sunset at 18:41 +10.
Sunshine
In September, the average sunshine is 7.7h.UV index
The average daily maximum UV index in September in Dersu is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The UV index of 3 in September translates into these instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What is the average September temperature in Dersu?
What is the average humidity in September in Dersu?
How much does it rain in Dersu in September?
When it does not snow in Dersu?
Does it snow in Dersu in September?
How many hours of daylight does Dersu have in September?
When are sunrise and sunset in September in Dersu?
How many hours of sunshine does Dersu have in September?
What is the UV index reading in September in Dersu?
Average temperature in September
Dersu, Russia
- Average high temperature in September: 18.4°C
The warmest month (with the highest average high temperature) is July (26°C).
The month with the lowest average high temperature is January (-14.8°C).
- Average low temperature in September: 7.2°C
The month with the highest average low temperature is July (14.8°C).
The coldest month (with the lowest average low temperature) is January (-24.3°C).
Average pressure in September
Dersu, Russia
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is January (1021.9mbar).
The month with the lowest atmospheric pressure is July (1006.4mbar).
Average wind speed in September
Dersu, Russia
- Average wind speed in September: 7.7km/h
The windiest month (with the highest average wind speed) is April (10.3km/h).
The calmest month (with the lowest average wind speed) is July (7km/h).
Average humidity in September
Dersu, Russia
- Average humidity in September: 81%
The month with the highest relative humidity is January (96%).
The month with the lowest relative humidity is April (66%).
Average rainfall in September
Dersu, Russia
- Average rainfall in September: 55mm
The wettest month (with the highest rainfall) is August (135mm).
The driest month (with the least rainfall) is January (14mm).
Average rainfall days in September
Dersu, Russia
- Average rainfall days in September: 15.4 days
The month with the highest number of rainy days is July (22.8 days).
The months with the least rainy days are January and December (0.8 days).
Average snowfall in September
Dersu, Russia
- Average snowfall in September: 0mm
The month with the highest snowfall is March (258mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Dersu, Russia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dersu, Russia
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 1h and 36min).
Average sunshine days in September
Dersu, Russia
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is October (17.6 days).
The months with the least sunshine days are June and July (6.3 days).
Average UV index in September
Dersu, Russia
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Dersu, Russia
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 84).
The month with the least cloud cover is October (Cloud cover 39).
Average visibility in September
Dersu, Russia
- Average visibility in September: 8km
The months with the highest visibility are April, May and October (9km).
The month with the lowest visibility is January (4km).
Dersu, Russia
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