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
September's arrival corresponds with a decrease in average high-temperatures, from August's warm 23.5°C (74.3°F) to a comfortable 16.7°C (62.1°F). During the September nights, an average temperature of 8.4°C (47.1°F) is observed.Humidity
The average relative humidity in September is 76%.Rainfall
In Permisi, in September, during 13.8 rainfall days, 25mm (0.98") of precipitation is typically accumulated. Throughout the year, there are 121.3 rainfall days, and 416mm (16.38") of precipitation is accumulated.Snowfall
January through April, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 7mm (0.28") of snow. Throughout the year, there are 89 snowfall days, and 785mm (30.91") of snow is accumulated.Daylight
In Permisi, the average length of the day in September is 12h and 42min.On the first day of September, sunrise is at 05:05 and sunset at 18:47. On the last day of the month, sunrise is at 05:57 and sunset at 17:35 MSK.
Sunshine
In September, the average sunshine is 7.7h.UV index
In Permisi, the average daily maximum UV index in September 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 the average person.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Be vigilant - Suggestions to stave off sun damage are provided. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September in Permisi?
When does it start to snow?
How many hours of daylight does Permisi have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Permisi have in September?
How high is the UV index in September?
Average temperature in September
Permisi, Russia
- Average high temperature in September: 16.7°C
The warmest month (with the highest average high temperature) is July (25.3°C).
The month with the lowest average high temperature is January (-7.8°C).
- Average low temperature in September: 8.4°C
The month with the highest average low temperature is July (14.2°C).
The coldest month (with the lowest average low temperature) is January (-13.2°C).
Average pressure in September
Permisi, Russia
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is November (1021.6mbar).
The month with the lowest atmospheric pressure is July (1011.9mbar).
Average wind speed in September
Permisi, Russia
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is December (15.8km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).
Average humidity in September
Permisi, Russia
- Average humidity in September: 76%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is July (68%).
Average rainfall in September
Permisi, Russia
- Average rainfall in September: 25mm
The wettest months (with the highest rainfall) are May and July (49mm).
The driest month (with the least rainfall) is November (21mm).
Average rainfall days in September
Permisi, Russia
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (1.3 days).
Average snowfall in September
Permisi, Russia
- Average snowfall in September: 7mm
The month with the highest snowfall is January (202mm).
The months with the least snowfall are May, June, July and August (0mm).
Average snowfall days in September
Permisi, Russia
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is January (19.6 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Permisi, Russia
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 1h and 36min).
Average sunshine days in September
Permisi, Russia
- Average sunshine days in September: 14 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is December (9.5 days).
Average UV index in September
Permisi, Russia
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Permisi, Russia
- Average cloud cover in September: 47
The month with the most cloud cover is January (Cloud cover 84).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Permisi, Russia
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).
