September weather forecastLys, Russia
September
Weather in September
September, the first month of the autumn in Lys, is still a refreshing month, with temperature in the range of an average high of 16.2°C (61.2°F) and an average low of 4.5°C (40.1°F).Temperature
In Lys, the beginning of September is marked by a lowered average high-temperature, shifting from August's warm 23.7°C (74.7°F) to a comfortable 16.2°C (61.2°F). In September, the temperature drops to an average of 4.5°C (40.1°F) at night.Humidity
In Lys, the average relative humidity in September is 73%.Rainfall
In September, the rain falls for 12.9 days. Throughout September, 34mm (1.34") of precipitation is accumulated. Throughout the year, in Lys, there are 110.4 rainfall days, and 521mm (20.51") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows in Lys. Throughout September, in the average 1.1 snowfall days, it receives 11mm (0.43") of snow. Throughout the year, in Lys, there are 112.4 snowfall days, and 1792mm (70.55") of snow is accumulated.Daylight
In September, the average length of the day is 12h and 41min.On the first day of the month, sunrise is at 06:22 and sunset at 20:01. On the last day of September, in Lys, sunrise is at 07:12 and sunset at 18:51 +07.
Sunshine
In Lys, the average sunshine in September is 7.3h.UV index
In Lys, the average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in September leads to these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Lys, Russia
- Average high temperature in September: 16.2°C
The warmest month (with the highest average high temperature) is July (25.7°C).
The month with the lowest average high temperature is January (-11.4°C).
- Average low temperature in September: 4.5°C
The month with the highest average low temperature is July (11.8°C).
The coldest month (with the lowest average low temperature) is January (-19.5°C).
Average pressure in September
Lys, Russia
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is January (1032.3mbar).
The month with the lowest atmospheric pressure is July (1007.2mbar).
Average wind speed in September
Lys, Russia
- Average wind speed in September: 8km/h
The windiest month (with the highest average wind speed) is November (9.9km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).
Average humidity in September
Lys, Russia
- Average humidity in September: 73%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is June (61%).
Average rainfall in September
Lys, Russia
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is November (68mm).
The driest month (with the least rainfall) is February (24mm).
Average rainfall days in September
Lys, Russia
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (16.6 days).
The months with the least rainy days are January and February (1.1 days).
Average snowfall in September
Lys, Russia
- Average snowfall in September: 11mm
The month with the highest snowfall is November (488mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Lys, Russia
- Average snowfall days in September: 1.1 days
The month with the highest number of snowfall days is November (20.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Lys, Russia
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 7h and 18min
The month with the most sunshine is June (Average sunshine: 12h and 18min).
The months with the least sunshine are January and December (Average sunshine: 2h and 0min).
Average sunshine days in September
Lys, Russia
- Average sunshine days in September: 15.2 days
The months with the most sunshine days are June and September (15.2 days).
The month with the least sunshine days is November (8 days).
Average UV index in September
Lys, Russia
- Average UV index in September: 2
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, November and December (UV index 1).
Average cloud cover in September
Lys, Russia
- Average cloud cover in September: 42
The month with the most cloud cover is November (Cloud cover 77).
The month with the least cloud cover is June (Cloud cover 33).
Average visibility in September
Lys, Russia
- Average visibility in September: 8km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (4km).





