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
The start of September in Dejvice involves a temperature drop, moving from a warm 24.7°C (76.5°F) in August to a comfortable 19.3°C (66.7°F). In Dejvice, the nighttime temperature averages to a fresh 10.7°C (51.3°F) during September.Humidity
The average relative humidity in September is 73%.Rainfall
In Dejvice, in September, it is raining for 12.5 days, with typically 39mm (1.54") of accumulated precipitation. Throughout the year, in Dejvice, there are 167.5 rainfall days, and 540mm (21.26") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Dejvice.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 19:46. On the last day of the month, sunrise is at 07:01 and sunset at 18:42 CEST.
Sunshine
The average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 4 in September translates into this advice:
Take precautions - Protection against sunburn is recommended. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What are September temperatures in Dejvice?
What is the average humidity in September in Dejvice?
How much does it rain in Dejvice in September?
When it does not snow in Dejvice?
Does it snow in Dejvice in September?
What is the average length of the day in September in Dejvice?
When are sunrise and sunset in September in Dejvice?
How long on average sun shines in September in Dejvice?
How high is the UV index in September in Dejvice?
Average temperature in September
Dejvice, Czech Republic
- Average high temperature in September: 19.3°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (1.4°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in September
Dejvice, Czech Republic
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1015.2mbar).
Average wind speed in September
Dejvice, Czech Republic
- Average wind speed in September: 9.7km/h
The windiest month (with the highest average wind speed) is December (14km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in September
Dejvice, Czech Republic
- Average humidity in September: 73%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Dejvice, Czech Republic
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is June (77mm).
The driest month (with the least rainfall) is November (24mm).
Average rainfall days in September
Dejvice, Czech Republic
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is February (8.7 days).
Average snowfall in September
Dejvice, Czech Republic
- Average snowfall in September: 0mm
The month with the highest snowfall is January (122mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Dejvice, Czech Republic
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dejvice, 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 12min).
- Average sunshine in September: 8h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Dejvice, Czech Republic
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is May (7.8 days).
Average UV index in September
Dejvice, 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
Dejvice, Czech Republic
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Dejvice, 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).
Dejvice, Czech Republic
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