September weather forecastKejnice, Czech Republic
September
Weather in September
The first month of the autumn, September, is also an enjoyable month in Kejnice, Czech Republic, with an average temperature ranging between min 7°C (44.6°F) and max 16°C (60.8°F).Temperature
In the transition to September, Kejnice observes a minor drop in the average high-temperature, shifting from an agreeable 20.9°C (69.6°F) in August to a comfortable 16°C (60.8°F). An average minimum temperature of 7°C (44.6°F) marks the month of September in Kejnice.Humidity
The average relative humidity in September is 84%.Rainfall
In Kejnice, during September, the rain falls for 18 days and regularly aggregates up to 62mm (2.44") of precipitation. In Kejnice, during the entire year, the rain falls for 163.3 days and collects up to 860mm (33.86") of precipitation.Snowfall
In Kejnice, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 36min.On the first day of the month, sunrise is at 06:22 and sunset at 19:47. On the last day of September, in Kejnice, Czech Republic, sunrise is at 07:04 and sunset at 18:45 CEST.
Sunshine
In September, the average sunshine in Kejnice is 7.5h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 3 in September leads to these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kejnice, Czech Republic
- Average high temperature in September: 16°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (-1°C).
- Average low temperature in September: 7°C
The month with the highest average low temperature is August (10.9°C).
The coldest month (with the lowest average low temperature) is January (-6.3°C).
Average pressure in September
Kejnice, Czech Republic
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is December (1019.6mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in September
Kejnice, Czech Republic
- Average wind speed in September: 8.2km/h
The windiest month (with the highest average wind speed) is December (12.4km/h).
The calmest month (with the lowest average wind speed) is August (7.5km/h).
Average humidity in September
Kejnice, Czech Republic
- Average humidity in September: 84%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (79%).
Average rainfall in September
Kejnice, Czech Republic
- Average rainfall in September: 62mm
The wettest months (with the highest rainfall) are May and June (133mm).
The driest month (with the least rainfall) is November (30mm).
Average rainfall days in September
Kejnice, Czech Republic
- Average rainfall days in September: 18 days
The month with the highest number of rainy days is May (24.7 days).
The month with the least rainy days is January (2.4 days).
Average snowfall in September
Kejnice, Czech Republic
- Average snowfall in September: 0mm
The month with the highest snowfall is January (224mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kejnice, Czech Republic
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kejnice, Czech Republic
- Average daylight in September: 12h and 36min
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: 7h and 30min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Kejnice, Czech Republic
- Average sunshine days in September: 9.8 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (3.5 days).
Average UV index in September
Kejnice, Czech Republic
- 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 January, February, November and December (UV index 1).
Average cloud cover in September
Kejnice, Czech Republic
- Average cloud cover in September: 48
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Kejnice, Czech Republic
- Average visibility in September: 8km
The month with the highest visibility is July (9km).
The month with the lowest visibility is January (6km).





