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 onset of September results in a decrease in the average high-temperature, receding from a warm 23.3°C (73.9°F) in August to a comfortable 16°C (60.8°F). September nights are marked by an average low-temperature of 7.2°C (45°F).Humidity
In Achair, Russia, the average relative humidity in September is 63%.Rainfall
In Achair, in September, it is raining for 11.2 days, with typically 20mm (0.79") of accumulated precipitation. In Achair, during the entire year, the rain falls for 93.6 days and collects up to 273mm (10.75") of precipitation.Snowfall
Months with snowfall in Achair are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 2mm (0.08") of snow. In Achair, during the entire year, snow falls for 81.4 days and aggregates up to 505mm (19.88") of snow.Daylight
In September, the average length of the day is 12h and 43min.On the first day of the month, sunrise is at 06:12 and sunset at 19:56. On the last day of September, sunrise is at 07:05 and sunset at 18:43 +06.
Sunshine
In Achair, the average sunshine in September is 7.2h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a regular UV index of 3 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
When does it start to snow?
What is the average length of the day in September?
When are sunrise and sunset in September in Achair?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Achair, Russia
- Average high temperature in September: 16°C
The warmest month (with the highest average high temperature) is July (24.3°C).
The month with the lowest average high temperature is January (-14°C).
- Average low temperature in September: 7.2°C
The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is January (-20.8°C).
Average pressure in September
Achair, Russia
- Average pressure in September: 1016mbar
The month with the highest atmospheric pressure is January (1028.3mbar).
The month with the lowest atmospheric pressure is July (1007.8mbar).
Average wind speed in September
Achair, Russia
- Average wind speed in September: 13.5km/h
The windiest month (with the highest average wind speed) is November (14.8km/h).
The calmest month (with the lowest average wind speed) is July (11.7km/h).
Average humidity in September
Achair, Russia
- Average humidity in September: 63%
The month with the highest relative humidity is February (96%).
The month with the lowest relative humidity is May (52%).
Average rainfall in September
Achair, Russia
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is June (42mm).
The driest month (with the least rainfall) is January (11mm).
Average rainfall days in September
Achair, Russia
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (0.4 days).
Average snowfall in September
Achair, Russia
- Average snowfall in September: 2mm
The month with the highest snowfall is November (103mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Achair, Russia
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is December (15.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Achair, Russia
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in September
Achair, Russia
- Average sunshine days in September: 17 days
The month with the most sunshine days is January (18.4 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in September
Achair, 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, March, October, November and December (UV index 1).
Average cloud cover in September
Achair, Russia
- Average cloud cover in September: 43
The months with the most cloud cover are February and December (Cloud cover 78).
The month with the least cloud cover is June (Cloud cover 34).
Average visibility in September
Achair, Russia
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January and February (6km).
Achair, Russia
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