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 weather shows a temperature decrease, transitioning from a warm 23.5°C (74.3°F) in August to a comfortable 18.4°C (65.1°F). September nights cool down to an average low-temperature of 8.6°C (47.5°F).Humidity
The average relative humidity in September in Ráztely is 78%.Rainfall
In Ráztely, Czech Republic, in September, it is raining for 10.6 days, with typically 22mm (0.87") of accumulated precipitation. Throughout the year, there are 130.9 rainfall days, and 388mm (15.28") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Ráztely.Daylight
In Ráztely, the average length of the day in September is 12h and 36min.On the first day of the month, sunrise is at 06:20 and sunset at 19:47. On the last day of September, sunrise is at 07:03 and sunset at 18:44 CEST.
Sunshine
In September, the average sunshine in Ráztely is 8.8h.UV index
In Ráztely, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 4 suggests this advice:
Adopt protective measures - It is advised to guard against sun damage. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. 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.
Frequently asked questions
What are September temperatures in Ráztely?
What is the average humidity in September in Ráztely?
How many days does it rain in September in Ráztely?
When it does not snow in Ráztely?
Does it snow in Ráztely in September?
How many hours of daylight does Ráztely have in September?
What time are sunrise and sunset in September in Ráztely?
How many hours of sunshine does Ráztely have in September?
What is the UV index reading in September in Ráztely?
Average temperature in September
Ráztely, Czech Republic
- Average high temperature in September: 18.4°C
The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in September: 8.6°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).
Average pressure in September
Ráztely, Czech Republic
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The months with the lowest atmospheric pressure are April, May, June and July (1015.6mbar).
Average wind speed in September
Ráztely, Czech Republic
- Average wind speed in September: 9.6km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (9km/h).
Average humidity in September
Ráztely, Czech Republic
- Average humidity in September: 78%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Ráztely, Czech Republic
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is June (57mm).
The driest month (with the least rainfall) is November (14mm).
Average rainfall days in September
Ráztely, Czech Republic
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (5.4 days).
Average snowfall in September
Ráztely, 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
Ráztely, Czech Republic
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ráztely, 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 July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Ráztely, Czech Republic
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in September
Ráztely, Czech Republic
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Ráztely, Czech Republic
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Ráztely, Czech Republic
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is January (7km).
Ráztely, Czech Republic
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