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
The onset of September introduces a moderate change in Jäärja's weather, with average high-temperatures falling from August's pleasant 21.8°C (71.2°F) to a refreshing 16.5°C (61.7°F). During the month of September, an average temperature of 8.3°C (46.9°F) is noted during the nights in Jäärja.Humidity
In Jäärja, Estonia, the average relative humidity in September is 82%.Rainfall
In Jäärja, Estonia, in September, during 12.5 rainfall days, 19mm (0.75") of precipitation is typically accumulated. In Jäärja, during the entire year, the rain falls for 125.9 days and collects up to 262mm (10.31") of precipitation.Snowfall
In Jäärja, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 48min.On the first day of September in Jäärja, sunrise is at 06:20 and sunset at 20:18. On the last day of the month, sunrise is at 07:23 and sunset at 18:56 EEST.
Sunshine
The average sunshine in September is 7.2h.UV index
The average daily maximum UV index in September in Jäärja is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 3 during September leads to these advisories:
Be vigilant - A duty to shield skin and eyes from injury exists. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Jäärja?
What is the average humidity in September in Jäärja?
How many days does it rain in September in Jäärja?
When it does not snow in Jäärja?
Does it snow in Jäärja in September?
How many hours of daylight does Jäärja have in September?
When is the sunrise / sunset in September in Jäärja?
How many hours of sunshine does Jäärja have in September?
What is the UV index intensity in September in Jäärja?
Average temperature in September
Jäärja, Estonia
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (22.8°C).
The month with the lowest average high temperature is January (-2.9°C).
- Average low temperature in September: 8.3°C
The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is January (-7.2°C).
Average pressure in September
Jäärja, Estonia
- Average pressure in September: 1014.8mbar
The month with the highest atmospheric pressure is October (1015.6mbar).
The month with the lowest atmospheric pressure is December (1010.8mbar).
Average wind speed in September
Jäärja, Estonia
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is December (13.9km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in September
Jäärja, Estonia
- Average humidity in September: 82%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
Jäärja, Estonia
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is July (32mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in September
Jäärja, Estonia
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in September
Jäärja, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (91mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Jäärja, Estonia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Jäärja, Estonia
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in September: 7h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in September
Jäärja, Estonia
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is April (16.4 days).
The month with the least sunshine days is December (9.8 days).
Average UV index in September
Jäärja, 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
Jäärja, Estonia
- Average cloud cover in September: 54
The month with the most cloud cover is December (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
Jäärja, 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).
Jäärja, Estonia
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