September weather forecastKošolná, Slovakia

September

Weather in September

The first month of the autumn, September, is also an agreeable month in Košolná, Slovakia, with an average temperature varying between 21.2°C (70.2°F) and 11.7°C (53.1°F).

Temperature

In September, the average high-temperature goes from a warm 26.8°C (80.2°F) in August to an agreeable 21.2°C (70.2°F). An average temperature of 11.7°C (53.1°F) is recorded in Košolná during the nights in September.

Humidity

In Košolná, the average relative humidity in September is 68%.

Rainfall

In Košolná, Slovakia, in September, it is raining for 10.7 days, with typically 39mm (1.54") of accumulated precipitation. Throughout the year, in Košolná, there are 142.4 rainfall days, and 421mm (16.57") of precipitation is accumulated.

Snowfall

In Košolná, snow does not fall in April through September.

Daylight

In Košolná, the average length of the day in September is 12h and 35min.
On the first day of September in Košolná, sunrise is at 06:08 and sunset at 19:31. On the last day of the month, sunrise is at 06:48 and sunset at 18:31 CEST.

Sunshine

In Košolná, the average sunshine in September is 9.1h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 4 in September translates into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

Košolná in September has an average high-temperature of 21.2°C (70.2°F) and an average low-temperature of 11.7°C (53.1°F).

In September, the average relative humidity in Košolná, Slovakia, is 68%.

In Košolná, Slovakia, in September, during 10.7 rainfall days, 39mm (1.54") of precipitation is typically accumulated.

April through September are months without snowfall in Košolná.

In Košolná, in September, it doesn't snow. In October, it regularly snows.

In Košolná, the average day length in September is 12h and 35min.

In September, on the first day of the month, sunrise is at 06:08 and sunset at 19:31. On the last day of the month, in Košolná, Slovakia, sunrise is at 06:48 and sunset at 18:31 CEST.

In September, the average sunshine duration in Košolná is 9.1h.

In September, the average daily maximum UV index in Košolná, Slovakia, is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Košolná, Slovakia

  • Average high temperature in September: 21.2°C

The warmest month (with the highest average high temperature) is August (26.8°C).
The month with the lowest average high temperature is January (1.3°C).

  • Average low temperature in September: 11.7°C

The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).

Average pressure in September
Košolná, Slovakia

  • Average pressure in September: 1017.9mbar

The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is June (1014.7mbar).

Average wind speed in September
Košolná, Slovakia

  • Average wind speed in September: 10.6km/h

The windiest months (with the highest average wind speed) are February and March (13.5km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).

Average humidity in September
Košolná, Slovakia

  • Average humidity in September: 68%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (62%).

Average rainfall in September
Košolná, Slovakia

  • Average rainfall in September: 39mm

The wettest month (with the highest rainfall) is May (56mm).
The driest month (with the least rainfall) is April (24mm).

Average rainfall days in September
Košolná, Slovakia

  • Average rainfall days in September: 10.7 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (8.9 days).

Average snowfall in September
Košolná, Slovakia

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (108mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in September
Košolná, Slovakia

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.9 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
Košolná, Slovakia

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in September: 9h and 6min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

Average sunshine days in September
Košolná, Slovakia

  • Average sunshine days in September: 17.8 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is June (12.1 days).

Average UV index in September
Košolná, Slovakia

  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Košolná, Slovakia

  • Average cloud cover in September: 33

The months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in September
Košolná, Slovakia

  • Average visibility in September: 9km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February and December (8km).