September weather forecastKleneč, Czech Republic

September

Weather in September

September, the first month of the autumn in Kleneč, is still a refreshing month, with an average temperature ranging between max 18.8°C (65.8°F) and min 9.8°C (49.6°F).

Temperature

Kleneč's September weather features a mild decline in high-temperatures, reducing from a warm 24.3°C (75.7°F) in August to a comfortable 18.8°C (65.8°F). Kleneč witnesses a consistent average low-temperature of 9.8°C (49.6°F) throughout September.

Humidity

In Kleneč, the average relative humidity in September is 75%.

Rainfall

In September, the rain falls for 12 days. Throughout September, 28mm (1.1") of precipitation is accumulated. In Kleneč, during the entire year, the rain falls for 151.5 days and collects up to 382mm (15.04") of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 37min.
On the first day of September, sunrise is at 06:18 and sunset at 19:47. On the last day of the month, sunrise is at 07:02 and sunset at 18:43 CEST.

Sunshine

In September, the average sunshine is 9h.

UV index

In Kleneč, Czech Republic, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 4 in September leads to these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

In Kleneč, in September, the average high-temperature is 18.8°C (65.8°F), and the average low-temperature is 9.8°C (49.6°F).

In September, the average relative humidity is 75%.

In Kleneč, in September, during 12 rainfall days, 28mm (1.1") of precipitation is typically accumulated.

June through September are months without snowfall in Kleneč.

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

The average day length in September is 12h and 37min.

In September, on the first day of the month, sunrise is at 06:18 and sunset at 19:47. On the last day of the month, in Kleneč, Czech Republic, sunrise is at 07:02 and sunset at 18:43 CEST.

In September, the average sunshine duration in Kleneč, Czech Republic, is 9h.

In September, the average daily maximum UV index in Kleneč is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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
Kleneč, Czech Republic

  • Average high temperature in September: 18.8°C

The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (0.9°C).

  • Average low temperature in September: 9.8°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).

Average pressure in September
Kleneč, Czech Republic

  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1015mbar).

Average wind speed in September
Kleneč, Czech Republic

  • Average wind speed in September: 8.8km/h

The windiest month (with the highest average wind speed) is March (11.7km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).

Average humidity in September
Kleneč, Czech Republic

  • Average humidity in September: 75%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (70%).

Average rainfall in September
Kleneč, Czech Republic

  • Average rainfall in September: 28mm

The wettest month (with the highest rainfall) is August (52mm).
The driest month (with the least rainfall) is April (17mm).

Average rainfall days in September
Kleneč, Czech Republic

  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (7 days).

Average snowfall in September
Kleneč, Czech Republic

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (107mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Kleneč, Czech Republic

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Kleneč, Czech Republic

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Kleneč, Czech Republic

  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is June (9.7 days).

Average UV index in September
Kleneč, Czech Republic

  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in September
Kleneč, Czech Republic

  • Average cloud cover in September: 37

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
Kleneč, Czech Republic

  • Average visibility in September: 9km

The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is January (7km).