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 is marked by a decrease in temperature, transitioning from a moderately hot 26.1°C (79°F) in August to a pleasant 20.4°C (68.7°F). In September, the recorded average low-temperature is a fresh 10.1°C (50.2°F).Humidity
In September, the average relative humidity is 70%.Rainfall
In Slanec, during September, the rain falls for 10.9 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, in Slanec, there are 153.7 rainfall days, and 488mm (19.21") of precipitation is accumulated.Snowfall
May through September are months without snowfall in Slanec.Daylight
In Slanec, the average length of the day in September is 12h and 35min.On the first day of September in Slanec, Slovakia, sunrise is at 05:51 and sunset at 19:15. On the last day of the month, sunrise is at 06:32 and sunset at 18:15 CEST.
Sunshine
The average sunshine in September in Slanec is 9.1h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What are September temperatures in Slanec?
What is the average humidity in September in Slanec?
How much does it rain in Slanec in September?
When it does not snow in Slanec?
Does it snow in Slanec in September?
How many hours of daylight does Slanec have in September?
When is the sunrise / sunset in September in Slanec?
How long on average sun shines in September in Slanec?
What is the UV index reading in September in Slanec?
Average temperature in September
Slanec, Slovakia
- Average high temperature in September: 20.4°C
The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (-0.5°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is January (-5°C).
Average pressure in September
Slanec, Slovakia
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is June (1014.1mbar).
Average wind speed in September
Slanec, Slovakia
- Average wind speed in September: 8.4km/h
The windiest month (with the highest average wind speed) is March (10.5km/h).
The calmest month (with the lowest average wind speed) is November (8km/h).
Average humidity in September
Slanec, Slovakia
- Average humidity in September: 70%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Slanec, Slovakia
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is June (76mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in September
Slanec, Slovakia
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is December (9.1 days).
Average snowfall in September
Slanec, Slovakia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (117mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Slanec, Slovakia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Slanec, Slovakia
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in September
Slanec, Slovakia
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is June (8.4 days).
Average UV index in September
Slanec, Slovakia
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Slanec, Slovakia
- Average cloud cover in September: 30
The month with the most cloud cover is December (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Slanec, Slovakia
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and December (7km).
Slanec, Slovakia
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