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
In Trstená, the beginning of September is marked by a lowered average high-temperature, shifting from August's pleasant 21.3°C (70.3°F) to a comfortable 16.2°C (61.2°F). The low-temperature averages to a chilly 6.8°C (44.2°F) during the nights of September.Humidity
The average relative humidity in September is 80%.Rainfall
In Trstená, during September, the rain falls for 14.9 days and regularly aggregates up to 50mm (1.97") of precipitation. In Trstená, Slovakia, during the entire year, the rain falls for 151.1 days and collects up to 724mm (28.5") of precipitation.Snowfall
Months with snowfall in Trstená are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 1mm (0.04") of snow. In Trstená, during the entire year, snow falls for 68.3 days and aggregates up to 1350mm (53.15") of snow.Daylight
In September, the average length of the day is 12h and 36min.On the first day of September in Trstená, sunrise is at 05:58 and sunset at 19:24. On the last day of the month, sunrise is at 06:40 and sunset at 18:22 CEST.
Sunshine
In Trstená, the average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 3 suggests these recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Trstená in September?
What is the average humidity in September in Trstená?
How many days does it rain in September in Trstená?
When does it start to snow in Trstená?
How many hours of daylight does Trstená have in September?
What time are sunrise and sunset in September in Trstená?
How long on average sun shines in September in Trstená?
How high is the UV index in September in Trstená?
Average temperature in September
Trstená, Slovakia
- Average high temperature in September: 16.2°C
The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (-1.4°C).
- Average low temperature in September: 6.8°C
The month with the highest average low temperature is August (10.3°C).
The coldest month (with the lowest average low temperature) is January (-7.4°C).
Average pressure in September
Trstená, Slovakia
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is December (1019.3mbar).
The months with the lowest atmospheric pressure are June and July (1014.4mbar).
Average wind speed in September
Trstená, Slovakia
- Average wind speed in September: 7.4km/h
The windiest month (with the highest average wind speed) is December (9.9km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).
Average humidity in September
Trstená, Slovakia
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Trstená, Slovakia
- Average rainfall in September: 50mm
The wettest month (with the highest rainfall) is May (120mm).
The driest month (with the least rainfall) is January (32mm).
Average rainfall days in September
Trstená, Slovakia
- Average rainfall days in September: 14.9 days
The month with the highest number of rainy days is June (23.6 days).
The month with the least rainy days is January (3.4 days).
Average snowfall in September
Trstená, Slovakia
- Average snowfall in September: 1mm
The month with the highest snowfall is December (350mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Trstená, Slovakia
- Average snowfall days in September: 0.5 days
The month with the highest number of snowfall days is February (14 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Trstená, Slovakia
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in September
Trstená, Slovakia
- Average sunshine days in September: 13.7 days
The months with the most sunshine days are October and November (17.5 days).
The month with the least sunshine days is June (4.9 days).
Average UV index in September
Trstená, Slovakia
- 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 February and December (UV index 1).
Average cloud cover in September
Trstená, Slovakia
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Trstená, Slovakia
- Average visibility in September: 8km
The months with the highest visibility are July and August (9km).
The months with the lowest visibility are January and February (6km).
