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
Prognoy's progression into September includes a drop in the average high-temperature, from a warm 28.6°C (83.5°F) in August to a pleasant 21.9°C (71.4°F). Throughout September, the average low-temperature records at a fresh 12.2°C (54°F).Humidity
In September, the average relative humidity is 54%.Rainfall
The month with the least rainfall in Prognoy is September, when the rain falls for 7.3 days and typically collects 16mm (0.63") of precipitation.Snowfall
May through September are months without snowfall in Prognoy.Daylight
In Prognoy, the average length of the day in September is 12h and 35min.On the first day of the month, sunrise is at 05:38 and sunset at 19:02. On the last day of September, in Prognoy, sunrise is at 06:19 and sunset at 18:01 MSK.
Sunshine
The average sunshine in September is 9.8h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Prognoy in September?
What is the average humidity in September in Prognoy?
What is the driest month in Prognoy?
How many days does it rain in September in Prognoy?
When it does not snow in Prognoy?
Does it snow in Prognoy in September?
How many hours of daylight does Prognoy have in September?
When are sunrise and sunset in September in Prognoy?
How long on average sun shines in September in Prognoy?
What is the UV index intensity in September in Prognoy?
Average temperature in September
Prognoy, Russia
- Average high temperature in September: 21.9°C
The warmest month (with the highest average high temperature) is July (29.3°C).
The month with the lowest average high temperature is January (-3.3°C).
- Average low temperature in September: 12.2°C
The month with the highest average low temperature is July (18.4°C).
The coldest month (with the lowest average low temperature) is January (-7.9°C).
Average pressure in September
Prognoy, Russia
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is November (1022.5mbar).
The month with the lowest atmospheric pressure is July (1011.1mbar).
Average wind speed in September
Prognoy, Russia
- Average wind speed in September: 15.5km/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 August (13.6km/h).
Average humidity in September
Prognoy, Russia
- Average humidity in September: 54%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (48%).
Average rainfall in September
Prognoy, Russia
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is May (59mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in September
Prognoy, Russia
- Average rainfall days in September: 7.3 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in September
Prognoy, Russia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (164mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Prognoy, Russia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Prognoy, Russia
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in September
Prognoy, Russia
- Average sunshine days in September: 21.4 days
The month with the most sunshine days is August (22.6 days).
The month with the least sunshine days is January (13.1 days).
Average UV index in September
Prognoy, Russia
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
Prognoy, Russia
- Average cloud cover in September: 27
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Prognoy, Russia
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February and December (8km).
Prognoy, Russia
Weather forecast for your location
2. Allow the app to use your location