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
The onset of September introduces a moderate change in Alattu's weather, with average high-temperatures falling from August's enjoyable 18.8°C (65.8°F) to a mild 13.5°C (56.3°F). In Alattu, nights during September observe an average temperature decrease to a chilly 9.4°C (48.9°F).Humidity
In Alattu, the average relative humidity in September is 82%.Rainfall
In Alattu, during September, the rain falls for 15.3 days and regularly aggregates up to 36mm (1.42") of precipitation. Throughout the year, there are 128.9 rainfall days, and 455mm (17.91") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 56min.On the first day of the month, sunrise is at 05:46 and sunset at 20:04. On the last day of September, sunrise is at 07:01 and sunset at 18:29 MSK.
Sunshine
In Alattu, the average sunshine in September is 6.2h.UV index
In Alattu, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 3 in September translates into this advice:
Make use of precautions - Shielding skin and eyes from injury is a requirement. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Alattu?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Alattu have in September?
What is the UV index intensity in September?
Average temperature in September
Alattu, Russia
- Average high temperature in September: 13.5°C
The warmest month (with the highest average high temperature) is July (19.8°C).
The month with the lowest average high temperature is January (-4.7°C).
- Average low temperature in September: 9.4°C
The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).
Average pressure in September
Alattu, Russia
- Average pressure in September: 1013.2mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1009mbar).
Average wind speed in September
Alattu, Russia
- Average wind speed in September: 15km/h
The windiest month (with the highest average wind speed) is December (18.1km/h).
The calmest month (with the lowest average wind speed) is July (11.9km/h).
Average humidity in September
Alattu, Russia
- Average humidity in September: 82%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (71%).
Average rainfall in September
Alattu, Russia
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is August (57mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Alattu, Russia
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (3.6 days).
Average snowfall in September
Alattu, Russia
- Average snowfall in September: 0mm
The month with the highest snowfall is December (195mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Alattu, Russia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Alattu, Russia
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).
- Average sunshine in September: 6h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in September
Alattu, Russia
- Average sunshine days in September: 12 days
The month with the most sunshine days is May (15.9 days).
The month with the least sunshine days is December (8.1 days).
Average UV index in September
Alattu, Russia
- Average UV index in September: 3
The month with the highest UV index is July (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
Alattu, Russia
- Average cloud cover in September: 53
The month with the most cloud cover is February (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
Alattu, Russia
- Average visibility in September: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January and February (7km).
