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
September
Weather in September
Temperature
In September, the average high-temperature goes from a moderately hot 24.8°C (76.6°F) in August to a comfortable 19.4°C (66.9°F). Arsenyev experiences an average nighttime temperature of 8°C (46.4°F) in the month of September.Humidity
In Arsenyev, the average relative humidity in September is 79%.Rainfall
In Arsenyev, during September, the rain falls for 13.8 days and regularly aggregates up to 40mm (1.57") of precipitation. Throughout the year, there are 136.3 rainfall days, and 564mm (22.2") of precipitation is accumulated.Snowfall
January through April, September through December are months with snowfall in Arsenyev. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 3mm (0.12") of snow. Throughout the year, in Arsenyev, there are 99.5 snowfall days, and 867mm (34.13") of snow is accumulated.Daylight
In Arsenyev, the average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:30 and sunset at 19:43. On the last day of September, in Arsenyev, sunrise is at 07:03 and sunset at 18:50 +10.
Sunshine
The average sunshine in September in Arsenyev is 8.2h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 3 during September leads to these advisories:
Adopt protective measures - It is advised to guard against sun damage. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Arsenyev?
What is the average humidity in September in Arsenyev?
How much does it rain in Arsenyev in September?
When does it start snowing in Arsenyev?
How many hours of daylight does Arsenyev have in September?
When is the sunrise / sunset in September in Arsenyev?
How many hours of sunshine does Arsenyev have in September?
How high is the UV index in September in Arsenyev?
Average temperature in September
Arsenyev, Russia
- Average high temperature in September: 19.4°C
The warmest month (with the highest average high temperature) is July (25.9°C).
The month with the lowest average high temperature is January (-12.6°C).
- Average low temperature in September: 8°C
The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is January (-22.6°C).
Average pressure in September
Arsenyev, Russia
- Average pressure in September: 1013.9mbar
The month with the highest atmospheric pressure is January (1022.4mbar).
The month with the lowest atmospheric pressure is July (1006.7mbar).
Average wind speed in September
Arsenyev, Russia
- Average wind speed in September: 7.7km/h
The windiest month (with the highest average wind speed) is April (11km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).
Average humidity in September
Arsenyev, Russia
- Average humidity in September: 79%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (62%).
Average rainfall in September
Arsenyev, Russia
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is August (113mm).
The driest month (with the least rainfall) is January (11mm).
Average rainfall days in September
Arsenyev, Russia
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is August (21.1 days).
The month with the least rainy days is January (2.2 days).
Average snowfall in September
Arsenyev, Russia
- Average snowfall in September: 3mm
The month with the highest snowfall is March (192mm).
The months with the least snowfall are May, June, July and August (0mm).
Average snowfall days in September
Arsenyev, Russia
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (20.4 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Arsenyev, Russia
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is May (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Arsenyev, Russia
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is June (7.3 days).
Average UV index in September
Arsenyev, Russia
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Arsenyev, Russia
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is October (Cloud cover 32).
Average visibility in September
Arsenyev, Russia
- Average visibility in September: 8km
The months with the highest visibility are April, May and October (9km).
The months with the lowest visibility are January and February (6km).
