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
During the shift to September, a minor reduction in average high-temperature is observed, shifting from an agreeable 21.3°C (70.3°F) in August to a comfortable 16.5°C (61.7°F). During September, the average low-temperature in Niidu is a chilly 9.4°C (48.9°F).Humidity
The average relative humidity in September is 81%.Rainfall
In September, in Niidu, the rain falls for 17.4 days. Throughout September, 49mm (1.93") of precipitation is accumulated. In Niidu, Estonia, during the entire year, the rain falls for 175.8 days and collects up to 570mm (22.44") of precipitation.Snowfall
June through September are months without snowfall in Niidu.Daylight
The average length of the day in September is 12h and 49min.On the first day of September in Niidu, Estonia, sunrise is at 06:21 and sunset at 20:21. On the last day of the month, sunrise is at 07:25 and sunset at 18:57 EEST.
Sunshine
In September, the average sunshine is 7.4h.UV index
The average daily maximum UV index in September in Niidu is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Niidu?
What is the average humidity in September in Niidu?
How much does it rain in Niidu in September?
When it does not snow in Niidu?
Does it snow in Niidu in September?
How many hours of daylight does Niidu have in September?
What time are sunrise and sunset in September in Niidu?
How many hours of sunshine does Niidu have in September?
What is the UV index intensity in September in Niidu?
Average temperature in September
Niidu, 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
Niidu, 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
Niidu, 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
Niidu, 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
Niidu, 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
Niidu, 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
Niidu, 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
Niidu, 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
Niidu, Estonia
- Average daylight in September: 12h and 5min
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 30min).
- Average sunshine in September: 7h and 2min
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
Niidu, 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
Niidu, 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
Niidu, 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
Niidu, 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).
