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
A notable decrease in the average high-temperature is observed during September, falling from an agreeable 20.6°C (69.1°F) in August to a frosty 9.9°C (49.8°F). Orto-Surt records an average nighttime low-temperature of 1.5°C (34.7°F) throughout September.Humidity
In Orto-Surt, the average relative humidity in September is 74%.Rainfall
In Orto-Surt, Russia, in September, it is raining for 10.4 days, with typically 23mm (0.91") of accumulated precipitation. In Orto-Surt, during the entire year, the rain falls for 62.4 days and collects up to 222mm (8.74") of precipitation.Snowfall
Months with snowfall in Orto-Surt, Russia, are January through May, September through December. September is the first month it typically snows in Orto-Surt. Throughout September, in the average 3.3 snowfall days, it receives 45mm (1.77") of snow. In Orto-Surt, during the entire year, snow falls for 143.8 days and aggregates up to 709mm (27.91") of snow.Daylight
In Orto-Surt, the average length of the day in September is 12h and 59min.On the first day of the month, sunrise is at 05:27 and sunset at 19:51. On the last day of September, sunrise is at 06:44 and sunset at 18:13 +09.
Sunshine
In Orto-Surt, the average sunshine in September is 6.6h.UV index
In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during September leads to these instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Orto-Surt in September?
What is the average humidity in September in Orto-Surt?
How many days does it rain in September in Orto-Surt?
When does it start snowing in Orto-Surt?
What is the average length of the day in September in Orto-Surt?
When are sunrise and sunset in September in Orto-Surt?
How many hours of sunshine does Orto-Surt have in September?
What is the UV index reading in September in Orto-Surt?
Average temperature in September
Orto-Surt, Russia
- Average high temperature in September: 9.9°C
The warmest month (with the highest average high temperature) is July (24.8°C).
The month with the lowest average high temperature is December (-28.8°C).
- Average low temperature in September: 1.5°C
The month with the highest average low temperature is July (12.2°C).
The coldest month (with the lowest average low temperature) is December (-33.9°C).
Average pressure in September
Orto-Surt, Russia
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is December (1027.1mbar).
The month with the lowest atmospheric pressure is July (1005.3mbar).
Average wind speed in September
Orto-Surt, Russia
- Average wind speed in September: 9.3km/h
The windiest month (with the highest average wind speed) is May (10.3km/h).
The calmest month (with the lowest average wind speed) is December (7.6km/h).
Average humidity in September
Orto-Surt, Russia
- Average humidity in September: 74%
The months with the highest relative humidity are January, February, March and December (97%).
The month with the lowest relative humidity is June (51%).
Average rainfall in September
Orto-Surt, Russia
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is June (33mm).
The driest months (with the least rainfall) are February, November and December (8mm).
Average rainfall days in September
Orto-Surt, Russia
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is May (11.2 days).
The months with the least rainy days are February and November (0.2 days).
Average snowfall in September
Orto-Surt, Russia
- Average snowfall in September: 45mm
The month with the highest snowfall is April (149mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Orto-Surt, Russia
- Average snowfall days in September: 3.3 days
The month with the highest number of snowfall days is March (21.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Orto-Surt, Russia
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 6min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is June (Average sunshine: 13h and 36min).
The months with the least sunshine are January, February and December (Average sunshine: 0h and 36min).
Average sunshine days in September
Orto-Surt, Russia
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is August (19.8 days).
The month with the least sunshine days is April (8 days).
Average UV index in September
Orto-Surt, 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, April, October, November and December (UV index 1).
Average cloud cover in September
Orto-Surt, Russia
- Average cloud cover in September: 52
The month with the most cloud cover is February (Cloud cover 94).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Orto-Surt, Russia
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and December (3km).
