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 comes with a reduction in the average high-temperature, receding from a moderately hot 24.3°C (75.7°F) in August to an enjoyable 19°C (66.2°F). An average temperature of 10°C (50°F) is recorded in Opolany during the nights in September.Humidity
The average relative humidity in September is 75%.Rainfall
In September, in Opolany, the rain falls for 12.9 days. Throughout September, 30mm (1.18") of precipitation is accumulated. In Opolany, during the entire year, the rain falls for 161.2 days and collects up to 462mm (18.19") of precipitation.Snowfall
In Opolany, snow does not fall in June through September.Daylight
In Opolany, the average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 06:14 and sunset at 19:43. On the last day of the month, sunrise is at 06:58 and sunset at 18:39 CEST.
Sunshine
In Opolany, the average sunshine in September is 9.1h.UV index
In Opolany, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What is the average September temperature in Opolany?
What is the average humidity in September in Opolany?
How much does it rain in Opolany in September?
When it does not snow in Opolany?
Does it snow in Opolany in September?
How many hours of daylight does Opolany have in September?
When are sunrise and sunset in September in Opolany?
How long on average sun shines in September in Opolany?
What is the UV index reading in September in Opolany?
Average temperature in September
Opolany, Czech Republic
- Average high temperature in September: 19°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (1°C).
- Average low temperature in September: 10°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in September
Opolany, Czech Republic
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1015mbar).
Average wind speed in September
Opolany, Czech Republic
- Average wind speed in September: 9.3km/h
The windiest month (with the highest average wind speed) is March (12.2km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in September
Opolany, Czech Republic
- Average humidity in September: 75%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Opolany, Czech Republic
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is June (65mm).
The driest month (with the least rainfall) is November (22mm).
Average rainfall days in September
Opolany, Czech Republic
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (9.3 days).
Average snowfall in September
Opolany, Czech Republic
- Average snowfall in September: 0mm
The month with the highest snowfall is January (105mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Opolany, Czech Republic
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Opolany, 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: 9h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Opolany, Czech Republic
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is May (10 days).
Average UV index in September
Opolany, 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
Opolany, Czech Republic
- Average cloud cover in September: 36
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
Opolany, 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).
Opolany, Czech Republic
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