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 arrival of September signals a shift in temperature, down from a moderately hot 28.1°C (82.6°F) in August to an agreeable 22.6°C (72.7°F). An average low-temperature of 12.1°C (53.8°F) is noted during the month of September.Humidity
In September, the average relative humidity in Apsua is 66%.Rainfall
In Apsua, during September, the rain falls for 11.5 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, there are 160 rainfall days, and 541mm (21.3") of precipitation is accumulated.Snowfall
In Apsua, snow does not fall in May through September.Daylight
The average length of the day in September in Apsua is 12h and 31min.On the first day of the month, sunrise is at 05:36 and sunset at 18:49. On the last day of September, sunrise is at 06:09 and sunset at 17:55 MSK.
Sunshine
In September, the average sunshine is 9.7h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, a regular UV index of 4 translates into these guidelines:
Take precautions - Protection against sun damage is advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. 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 September temperatures in Apsua?
What is the average humidity in September in Apsua?
How many days does it rain in September in Apsua?
When it does not snow in Apsua?
Does it snow in Apsua in September?
How many hours of daylight does Apsua have in September?
When are sunrise and sunset in September in Apsua?
How many hours of sunshine does Apsua have in September?
What is the UV index intensity in September in Apsua?
Average temperature in September
Apsua, Russia
- Average high temperature in September: 22.6°C
The warmest month (with the highest average high temperature) is August (28.1°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in September: 12.1°C
The month with the highest average low temperature is July (16.6°C).
The coldest month (with the lowest average low temperature) is January (-4.2°C).
Average pressure in September
Apsua, Russia
- Average pressure in September: 1015.4mbar
The month with the highest atmospheric pressure is November (1021.4mbar).
The month with the lowest atmospheric pressure is July (1010.9mbar).
Average wind speed in September
Apsua, Russia
- Average wind speed in September: 13.2km/h
The windiest month (with the highest average wind speed) is February (14.9km/h).
The calmest month (with the lowest average wind speed) is June (11.2km/h).
Average humidity in September
Apsua, Russia
- Average humidity in September: 66%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (60%).
Average rainfall in September
Apsua, Russia
- Average rainfall in September: 38mm
The wettest month (with the highest rainfall) is May (95mm).
The driest month (with the least rainfall) is February (24mm).
Average rainfall days in September
Apsua, Russia
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (21.8 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in September
Apsua, Russia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (168mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Apsua, Russia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.1 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
Apsua, Russia
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Apsua, Russia
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is May (7.4 days).
Average UV index in September
Apsua, Russia
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Apsua, Russia
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Apsua, Russia
- Average visibility in September: 10km
The months with the highest visibility are July, August and September (10km).
The month with the lowest visibility is January (8km).
