September weather forecastBiřkov, Czech Republic
September
Weather in September
September, the first month of the autumn in Biřkov, is still a comfortable month, with temperature in the range of an average high of 18.5°C (65.3°F) and an average low of 8.8°C (47.8°F).Temperature
The transition into September is accompanied by a temperature decrease, with the average high-temperature shifting from a warm 23.8°C (74.8°F) in August to a refreshing 18.5°C (65.3°F). In September, the nighttime temperature lowers to an average of 8.8°C (47.8°F).Humidity
In September, the average relative humidity is 77%.Rainfall
In Biřkov, in September, it is raining for 11.9 days, with typically 27mm (1.06") of accumulated precipitation. Throughout the year, there are 156.2 rainfall days, and 398mm (15.67") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 36min.On the first day of September, sunrise is at 06:23 and sunset at 19:50. On the last day of the month, sunrise is at 07:06 and sunset at 18:47 CEST.
Sunshine
In September, the average sunshine is 9h.UV index
In Biřkov, Czech Republic, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Biřkov, Czech Republic
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (1°C).
- Average low temperature in September: 8.8°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is January (-4.1°C).
Average pressure in September
Biřkov, Czech Republic
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1018.9mbar).
The months with the lowest atmospheric pressure are July and November (1015.5mbar).
Average wind speed in September
Biřkov, Czech Republic
- Average wind speed in September: 9.5km/h
The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (9km/h).
Average humidity in September
Biřkov, Czech Republic
- Average humidity in September: 77%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Biřkov, Czech Republic
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is July (61mm).
The driest month (with the least rainfall) is November (18mm).
Average rainfall days in September
Biřkov, Czech Republic
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in September
Biřkov, Czech Republic
- Average snowfall in September: 0mm
The month with the highest snowfall is January (83mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Biřkov, Czech Republic
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Biřkov, 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 12min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Biřkov, Czech Republic
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in September
Biřkov, Czech Republic
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Biřkov, Czech Republic
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Biřkov, 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).
