September weather forecastNaissoo, Estonia
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Naissoo, Estonia, with temperature in the range of an average high of 16.5°C (61.7°F) and an average low of 9.4°C (48.9°F).Temperature
September implies a soft temperature shift, with average high-temperatures reducing from August's agreeable 21.3°C (70.3°F) to a refreshing 16.5°C (61.7°F). An average nighttime temperature of 9.4°C (48.9°F) is recorded during September.Humidity
The average relative humidity in September is 81%.Rainfall
In Naissoo, in September, during 17.4 rainfall days, 49mm (1.93") of precipitation is typically accumulated. Throughout the year, in Naissoo, Estonia, there are 175.8 rainfall days, and 570mm (22.44") of precipitation is accumulated.Snowfall
In Naissoo, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 49min.On the first day of the month, sunrise is at 06:23 and sunset at 20:23. On the last day of September, in Naissoo, sunrise is at 07:26 and sunset at 18:59 EEST.
Sunshine
The average sunshine in September is 7.4h.UV index
In Naissoo, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Naissoo, Estonia
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (-2.1°C).
- Average low temperature in September: 9.4°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-6.3°C).
Average pressure in September
Naissoo, Estonia
- Average pressure in September: 1014.4mbar
The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is December (1009.9mbar).
Average wind speed in September
Naissoo, Estonia
- Average wind speed in September: 13.1km/h
The windiest month (with the highest average wind speed) is December (16km/h).
The calmest month (with the lowest average wind speed) is May (11.7km/h).
Average humidity in September
Naissoo, Estonia
- Average humidity in September: 81%
The month with the highest relative humidity is February (93%).
The months with the lowest relative humidity are May and June (72%).
Average rainfall in September
Naissoo, Estonia
- Average rainfall in September: 49mm
The wettest month (with the highest rainfall) is August (59mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in September
Naissoo, Estonia
- Average rainfall days in September: 17.4 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (7.6 days).
Average snowfall in September
Naissoo, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (192mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Naissoo, Estonia
- Average snowfall days in September: 0 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, August and September (0 days).
Average daylight in September /
Average sunshine in September
Naissoo, Estonia
- Average daylight in September: 12h and 48min
The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in September: 7h and 24min
The months with the most sunshine are June and July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in September
Naissoo, Estonia
- Average sunshine days in September: 10 days
The month with the most sunshine days is May (13.8 days).
The month with the least sunshine days is December (4 days).
Average UV index in September
Naissoo, 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
Naissoo, Estonia
- Average cloud cover in September: 49
The month with the most cloud cover is December (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in September
Naissoo, Estonia
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February and March (7km).





