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 Ardu, the beginning of September is marked by a lowered average high-temperature, shifting from August's agreeable 21.7°C (71.1°F) to a refreshing 16.2°C (61.2°F). Throughout the month of September, Ardu observes an average nighttime temperature of 8.3°C (46.9°F).Humidity
In September, the average relative humidity is 83%.Rainfall
In September, the rain falls for 17.2 days. Throughout September, 42mm (1.65") of precipitation is accumulated. Throughout the year, there are 161 rainfall days, and 505mm (19.88") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Ardu is 12h and 50min.On the first day of September in Ardu, sunrise is at 06:17 and sunset at 20:19. On the last day of the month, sunrise is at 07:22 and sunset at 18:54 EEST.
Sunshine
In Ardu, the average sunshine in September is 6.7h.UV index
In September, the average daily maximum UV index in Ardu is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 3 during September translates into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Ardu?
What is the average humidity in September in Ardu?
How many days does it rain in September in Ardu?
When it does not snow in Ardu?
Does it snow in Ardu in September?
What is the average length of the day in September in Ardu?
When is the sunrise / sunset in September in Ardu?
How many hours of sunshine does Ardu have in September?
How high is the UV index in September in Ardu?
Average temperature in September
Ardu, Estonia
- Average high temperature in September: 16.2°C
The warmest month (with the highest average high temperature) is July (22.9°C).
The month with the lowest average high temperature is January (-2.8°C).
- Average low temperature in September: 8.3°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-6.9°C).
Average pressure in September
Ardu, Estonia
- Average pressure in September: 1014.1mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.4mbar).
Average wind speed in September
Ardu, Estonia
- Average wind speed in September: 11.4km/h
The windiest month (with the highest average wind speed) is December (13.3km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in September
Ardu, Estonia
- Average humidity in September: 83%
The months with the highest relative humidity are January and February (93%).
The months with the lowest relative humidity are May and June (71%).
Average rainfall in September
Ardu, Estonia
- Average rainfall in September: 42mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in September
Ardu, Estonia
- Average rainfall days in September: 17.2 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in September
Ardu, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (203mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Ardu, Estonia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ardu, Estonia
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in September
Ardu, Estonia
- Average sunshine days in September: 10 days
The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is December (6.1 days).
Average UV index in September
Ardu, Estonia
- Average UV index in September: 3
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
Ardu, Estonia
- Average cloud cover in September: 57
The month with the most cloud cover is December (Cloud cover 82).
The months with the least cloud cover are May and July (Cloud cover 42).
Average visibility in September
Ardu, Estonia
- Average visibility in September: 8km
The months with the highest visibility are May, June and July (9km).
The month with the lowest visibility is February (6km).
