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
September
Weather in September
Temperature
A moderate decline in the average high-temperature is seen during September, decreasing from a moderately hot 23°C (73.4°F) in August to a comfortable 17.8°C (64°F). The average low-temperature, in September, is a chilly 9.1°C (48.4°F).Humidity
In Žatec, the average relative humidity in September is 77%.Rainfall
In Žatec, in September, it is raining for 13.5 days, with typically 35mm (1.38") of accumulated precipitation. Throughout the year, in Žatec, Czech Republic, there are 178.1 rainfall days, and 490mm (19.29") of precipitation is accumulated.Snowfall
In Žatec, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 37min.On the first day of September, sunrise is at 06:21 and sunset at 19:50. On the last day of the month, sunrise is at 07:05 and sunset at 18:46 CEST.
Sunshine
In September, the average sunshine in Žatec, Czech Republic, is 8.7h.UV index
The average daily maximum UV index in September in Žatec is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Žatec?
What is the average humidity in September in Žatec?
How many days does it rain in September in Žatec?
When it does not snow in Žatec?
Does it snow in Žatec in September?
What is the average length of the day in September in Žatec?
When is the sunrise / sunset in September in Žatec?
How many hours of sunshine does Žatec have in September?
How high is the UV index in September in Žatec?
Average temperature in September
Žatec, Czech Republic
- Average high temperature in September: 17.8°C
The warmest month (with the highest average high temperature) is August (23°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in September: 9.1°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-4.4°C).
Average pressure in September
Žatec, Czech Republic
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The months with the lowest atmospheric pressure are July and November (1015.1mbar).
Average wind speed in September
Žatec, Czech Republic
- Average wind speed in September: 9.3km/h
The windiest month (with the highest average wind speed) is December (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in September
Žatec, Czech Republic
- Average humidity in September: 77%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Žatec, Czech Republic
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is June (70mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Žatec, Czech Republic
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in September
Žatec, Czech Republic
- Average snowfall in September: 0mm
The month with the highest snowfall is January (120mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Žatec, Czech Republic
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Žatec, Czech Republic
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Žatec, Czech Republic
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is October (15.1 days).
The month with the least sunshine days is June (6.7 days).
Average UV index in September
Žatec, 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, November and December (UV index 1).
Average cloud cover in September
Žatec, Czech Republic
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Žatec, Czech Republic
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The month with the lowest visibility is January (7km).
