September weather forecastVaali, Estonia
September
Weather in September
September, the first month of the autumn in Vaali, is still a comfortable month, with an average temperature varying between 7.9°C (46.2°F) and 16.1°C (61°F).Temperature
A change in temperatures is noted as August gives way to September, with average highs reducing from a pleasant 21.5°C (70.7°F) to a refreshing 16.1°C (61°F). The average nighttime temperature lowers to a chilly 7.9°C (46.2°F) throughout September.Humidity
The average relative humidity in September is 83%.Rainfall
In September, in Vaali, Estonia, the rain falls for 17.3 days. Throughout September, 37mm (1.46") of precipitation is accumulated. Throughout the year, in Vaali, there are 168.2 rainfall days, and 528mm (20.79") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Vaali, Estonia.Daylight
In Vaali, the average length of the day in September is 12h and 50min.On the first day of the month, sunrise is at 06:15 and sunset at 20:16. On the last day of September, sunrise is at 07:19 and sunset at 18:52 EEST.
Sunshine
In Vaali, the average sunshine in September is 6.9h.UV index
The average daily maximum UV index in September in Vaali is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 3 in September translates into the following recommendations:
Take precautions - Protection against sun damage is advised. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Vaali, Estonia
- Average high temperature in September: 16.1°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 (-3°C).
- Average low temperature in September: 7.9°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 (-7.5°C).
Average pressure in September
Vaali, Estonia
- Average pressure in September: 1014.3mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is December (1009.9mbar).
Average wind speed in September
Vaali, Estonia
- Average wind speed in September: 11.2km/h
The windiest month (with the highest average wind speed) is December (13.2km/h).
The calmest month (with the lowest average wind speed) is August (10.4km/h).
Average humidity in September
Vaali, Estonia
- Average humidity in September: 83%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (71%).
Average rainfall in September
Vaali, Estonia
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in September
Vaali, Estonia
- Average rainfall days in September: 17.3 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in September
Vaali, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (215mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Vaali, Estonia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Vaali, Estonia
- Average daylight in September: 12h and 48min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in September: 6h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).
Average sunshine days in September
Vaali, Estonia
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is May (13.7 days).
The month with the least sunshine days is December (5.3 days).
Average UV index in September
Vaali, 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
Vaali, Estonia
- Average cloud cover in September: 57
The month with the most cloud cover is December (Cloud cover 81).
The month with the least cloud cover is May (Cloud cover 41).
Average visibility in September
Vaali, Estonia
- Average visibility in September: 8km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (6km).
