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
Weather in September
Temperature
With September's onset, the average high-temperature recedes from August's warm 23.3°C (73.9°F) to an enjoyable 18°C (64.4°F). In September, the recorded average low-temperature is a frosty 9.1°C (48.4°F).Humidity
In Chlumětín, the average relative humidity in September is 77%.Rainfall
In September, in Chlumětín, the rain falls for 12.7 days. Throughout September, 40mm (1.57") of precipitation is accumulated. Throughout the year, there are 139.2 rainfall days, and 519mm (20.43") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 06:12 and sunset at 19:39. On the last day of the month, sunrise is at 06:55 and sunset at 18:36 CEST.
Sunshine
In Chlumětín, the average sunshine in September is 8.8h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The UV index of 4 during September translates into the following guidance:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Chlumětín?
What is the average humidity in September in Chlumětín?
How many days does it rain in September in Chlumětín?
When it does not snow in Chlumětín?
Does it snow in Chlumětín in September?
What is the average length of the day in September in Chlumětín?
What time are sunrise and sunset in September in Chlumětín?
How long on average sun shines in September in Chlumětín?
What is the UV index intensity in September in Chlumětín?
Average temperature in September
Chlumětín, Czech Republic
- Average high temperature in September: 18°C
The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in September: 9.1°C
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).
Average pressure in September
Chlumětín, 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 June and July (1015.2mbar).
Average wind speed in September
Chlumětín, Czech Republic
- Average wind speed in September: 10.9km/h
The windiest month (with the highest average wind speed) is December (15.3km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in September
Chlumětín, 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
Chlumětín, Czech Republic
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is June (88mm).
The driest month (with the least rainfall) is November (17mm).
Average rainfall days in September
Chlumětín, Czech Republic
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is January (3.7 days).
Average snowfall in September
Chlumětín, Czech Republic
- Average snowfall in September: 0mm
The month with the highest snowfall is January (104mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Chlumětín, Czech Republic
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Chlumětín, Czech Republic
- Average daylight in September: 12h and 4min
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: 8h and 5min
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 42min).
Average sunshine days in September
Chlumětín, Czech Republic
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is June (7 days).
Average UV index in September
Chlumětín, Czech Republic
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Chlumětín, 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 31).
Average visibility in September
Chlumětín, 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 months with the lowest visibility are January, February and December (8km).
Chlumětín, Czech Republic
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