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 arrival of September corresponds with a light shift in temperature, down from a refreshing 18.6°C (65.5°F) in August to a moderate 15.2°C (59.4°F). During the nights of September, the average low-temperature holds at 13.4°C (56.1°F).Humidity
In September, the average relative humidity in Viita is 78%.Rainfall
In Viita, in September, during 13.9 rainfall days, 45mm (1.77") of precipitation is typically accumulated. Throughout the year, there are 148.4 rainfall days, and 461mm (18.15") of precipitation is accumulated.Snowfall
In Viita, snow does not fall in June through September.Daylight
The average length of the day in September in Viita, Estonia, is 12h and 50min.On the first day of September, sunrise is at 06:29 and sunset at 20:31. On the last day of the month, sunrise is at 07:34 and sunset at 19:06 EEST.
Sunshine
In September, the average sunshine is 7.7h.UV index
In Viita, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 suggests this advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Viita in September?
What is the average humidity in September in Viita?
How much does it rain in Viita in September?
When it does not snow in Viita?
Does it snow in Viita in September?
What is the average length of the day in September in Viita?
When is the sunrise / sunset in September in Viita?
How many hours of sunshine does Viita have in September?
What is the UV index intensity in September in Viita?
Average temperature in September
Viita, Estonia
- Average high temperature in September: 15.2°C
The warmest month (with the highest average high temperature) is August (18.6°C).
The month with the lowest average high temperature is February (0.4°C).
- Average low temperature in September: 13.4°C
The month with the highest average low temperature is August (16.4°C).
The coldest month (with the lowest average low temperature) is February (-1.8°C).
Average pressure in September
Viita, Estonia
- Average pressure in September: 1013.8mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is December (1008.5mbar).
Average wind speed in September
Viita, Estonia
- Average wind speed in September: 24.8km/h
The windiest month (with the highest average wind speed) is December (31.4km/h).
The calmest month (with the lowest average wind speed) is May (19.5km/h).
Average humidity in September
Viita, Estonia
- Average humidity in September: 78%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Viita, Estonia
- Average rainfall in September: 45mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Viita, Estonia
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is November (18.1 days).
The month with the least rainy days is February (7.6 days).
Average snowfall in September
Viita, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (96mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Viita, Estonia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Viita, Estonia
- Average daylight in September: 12h and 5min
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: 7h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in September
Viita, Estonia
- Average sunshine days in September: 13 days
The month with the most sunshine days is May (18.8 days).
The month with the least sunshine days is December (3.3 days).
Average UV index in September
Viita, Estonia
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Viita, Estonia
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Viita, Estonia
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January and December (8km).
Viita, Estonia
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