September weather forecastUku, Estonia
September
Weather in September
The first month of the autumn, September, is still a mild month in Uku, Estonia, with an average temperature varying between 8.5°C (47.3°F) and 15.6°C (60.1°F).Temperature
As August shifts into September, a slight alteration in temperatures is observed, with average highs reducing from a pleasant 20.8°C (69.4°F) to a mild 15.6°C (60.1°F). September's average low-temperature reading settles at a frosty 8.5°C (47.3°F).Humidity
The average relative humidity in September is 83%.Rainfall
In September, the rain falls for 16.8 days. Throughout September, 36mm (1.42") of precipitation is accumulated. In Uku, during the entire year, the rain falls for 149.2 days and collects up to 459mm (18.07") of precipitation.Snowfall
June through September are months without snowfall in Uku.Daylight
In Uku, the average length of the day in September is 12h and 50min.On the first day of the month, sunrise is at 06:13 and sunset at 20:17. On the last day of September, in Uku, sunrise is at 07:19 and sunset at 18:51 EEST.
Sunshine
The average sunshine in September is 6.9h.UV index
In Uku, Estonia, the average daily maximum UV index in September 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 the average person.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Uku, Estonia
- Average high temperature in September: 15.6°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (-3.3°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is January (-7.3°C).
Average pressure in September
Uku, 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 (1009.8mbar).
Average wind speed in September
Uku, Estonia
- Average wind speed in September: 11.9km/h
The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is May (10.6km/h).
Average humidity in September
Uku, 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
Uku, Estonia
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is July (55mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in September
Uku, Estonia
- Average rainfall days in September: 16.8 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in September
Uku, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (179mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Uku, Estonia
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Uku, Estonia
- Average daylight in September: 12h and 48min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in September: 6h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in September
Uku, Estonia
- Average sunshine days in September: 9.8 days
The month with the most sunshine days is May (15.4 days).
The month with the least sunshine days is December (9 days).
Average UV index in September
Uku, 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
Uku, Estonia
- Average cloud cover in September: 54
The month with the most cloud cover is December (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Uku, Estonia
- Average visibility in September: 8km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (6km).
