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
September brings with it a considerable temperature decrease, with average high-temperatures dropping from August's agreeable 21.1°C (70°F) to a cool 10.5°C (50.9°F). During September, the temperature in Kepteni, Russia, is averaged to a low of 1.8°C (35.2°F) at night.Humidity
The average relative humidity in September is 72%.Rainfall
In Kepteni, Russia, in September, it is raining for 9.8 days, with typically 21mm (0.83") of accumulated precipitation. Throughout the year, in Kepteni, there are 59.9 rainfall days, and 175mm (6.89") of precipitation is accumulated.Snowfall
Months with snowfall in Kepteni are January through May, September through December. September is the first month it typically snows in Kepteni. Throughout September, in the average 2 snowfall days, it receives 15mm (0.59") of snow. In Kepteni, during the entire year, snow falls for 94.9 days and aggregates up to 512mm (20.16") of snow.Daylight
In Kepteni, Russia, the average length of the day in September is 13h and 0min.On the first day of the month, sunrise is at 05:04 and sunset at 19:29. On the last day of September, sunrise is at 06:22 and sunset at 17:51 +09.
Sunshine
In September, the average sunshine in Kepteni is 7.9h.UV index
The average daily maximum UV index in September in Kepteni, Russia, is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 2 during September leads to these instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What are September temperatures in Kepteni?
What is the average humidity in September in Kepteni?
How much does it rain in Kepteni in September?
When does it start to snow in Kepteni?
How many hours of daylight does Kepteni have in September?
What time are sunrise and sunset in September in Kepteni?
How many hours of sunshine does Kepteni have in September?
What is the UV index intensity in September in Kepteni?
Average temperature in September
Kepteni, Russia
- Average high temperature in September: 10.5°C
The warmest month (with the highest average high temperature) is July (25.8°C).
The month with the lowest average high temperature is December (-34.5°C).
- Average low temperature in September: 1.8°C
The month with the highest average low temperature is July (13.1°C).
The coldest month (with the lowest average low temperature) is January (-40°C).
Average pressure in September
Kepteni, Russia
- Average pressure in September: 1012mbar
The month with the highest atmospheric pressure is December (1027.7mbar).
The month with the lowest atmospheric pressure is July (1004.7mbar).
Average wind speed in September
Kepteni, Russia
- Average wind speed in September: 8.6km/h
The windiest month (with the highest average wind speed) is May (10.4km/h).
The calmest months (with the lowest average wind speed) are January and December (5.8km/h).
Average humidity in September
Kepteni, Russia
- Average humidity in September: 72%
The months with the highest relative humidity are February, March, November and December (97%).
The month with the lowest relative humidity is June (50%).
Average rainfall in September
Kepteni, Russia
- Average rainfall in September: 21mm
The wettest months (with the highest rainfall) are May and July (25mm).
The driest months (with the least rainfall) are January and December (3mm).
Average rainfall days in September
Kepteni, Russia
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is May (12 days).
The month with the least rainy days is November (0 days).
Average snowfall in September
Kepteni, Russia
- Average snowfall in September: 15mm
The month with the highest snowfall is April (137mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Kepteni, Russia
- Average snowfall days in September: 2 days
The month with the highest number of snowfall days is October (16.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Kepteni, Russia
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 20h and 0min).
The month with the shortest days is December (Average daylight: 5h and 0min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is June (Average sunshine: 14h and 24min).
The month with the least sunshine is December (Average sunshine: 0h and 36min).
Average sunshine days in September
Kepteni, Russia
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is December (24.1 days).
The month with the least sunshine days is April (13.8 days).
Average UV index in September
Kepteni, Russia
- Average UV index in September: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Kepteni, Russia
- Average cloud cover in September: 45
The months with the most cloud cover are February, March and November (Cloud cover 88).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in September
Kepteni, Russia
- Average visibility in September: 9km
The months with the highest visibility are June and July (10km).
The months with the lowest visibility are January, February, November and December (3km).
Kepteni, Russia
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