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
In September, the average high-temperature decreases from a warm 23.7°C (74.7°F) in August to a comfortable 16.5°C (61.7°F). Irtysh records an average temperature drop to a chilly 7.8°C (46°F) in September.Humidity
In September, the average relative humidity in Irtysh is 61%.Rainfall
In Irtysh, during September, the rain falls for 9.4 days and regularly aggregates up to 15mm (0.59") of precipitation. In Irtysh, during the entire year, the rain falls for 87.2 days and collects up to 217mm (8.54") of precipitation.Snowfall
In Irtysh, Russia, snow does not fall in June through September.Daylight
In Irtysh, the average length of the day in September is 12h and 43min.On the first day of September, sunrise is at 06:10 and sunset at 19:54. On the last day of the month, sunrise is at 07:03 and sunset at 18:41 +06.
Sunshine
The average sunshine in September is 7.6h.UV index
In Irtysh, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 3 during September leads to these instructions:
Put precautions into practice - Guidance to elude sunburn is provided. The solar radiation around mid-day is intense; avoid the Sun and stay safe. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Irtysh?
What is the average humidity in September in Irtysh?
How many days does it rain in September in Irtysh?
When it does not snow in Irtysh?
Does it snow in Irtysh in September?
What is the average length of the day in September in Irtysh?
When are sunrise and sunset in September in Irtysh?
How many hours of sunshine does Irtysh have in September?
What is the UV index intensity in September in Irtysh?
Average temperature in September
Irtysh, Russia
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (24.8°C).
The month with the lowest average high temperature is January (-13.8°C).
- Average low temperature in September: 7.8°C
The month with the highest average low temperature is July (14.8°C).
The coldest month (with the lowest average low temperature) is January (-20.5°C).
Average pressure in September
Irtysh, Russia
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is January (1029.3mbar).
The month with the lowest atmospheric pressure is July (1007.5mbar).
Average wind speed in September
Irtysh, Russia
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is November (15.4km/h).
The calmest month (with the lowest average wind speed) is July (12.3km/h).
Average humidity in September
Irtysh, Russia
- Average humidity in September: 61%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is May (47%).
Average rainfall in September
Irtysh, Russia
- Average rainfall in September: 15mm
The wettest month (with the highest rainfall) is July (33mm).
The driest months (with the least rainfall) are January and February (10mm).
Average rainfall days in September
Irtysh, Russia
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is June (13.1 days).
The months with the least rainy days are February and December (0.8 days).
Average snowfall in September
Irtysh, Russia
- Average snowfall in September: 0mm
The month with the highest snowfall is December (90mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Irtysh, Russia
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (14.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Irtysh, 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 4min
The month with the most sunshine is June (Average sunshine: 12h and 24min).
The months with the least sunshine are January and December (Average sunshine: 2h and 0min).
Average sunshine days in September
Irtysh, Russia
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is June (15.4 days).
Average UV index in September
Irtysh, Russia
- Average UV index in September: 3
The months with the highest UV index are June, July and August (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
Irtysh, Russia
- Average cloud cover in September: 38
The month with the most cloud cover is February (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Irtysh, 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).
