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
With the onset of September, Koukolná's average high-temperature adjusts, receding from August's warm 25.3°C (77.5°F) to a refreshing 19.2°C (66.6°F). During September, Koukolná's temperature falls to a steady low-temperature average of 10.7°C (51.3°F).Humidity
In Koukolná, the average relative humidity in September is 72%.Rainfall
In Koukolná, in September, it is raining for 13.6 days, with typically 49mm (1.93") of accumulated precipitation. Throughout the year, in Koukolná, Czech Republic, there are 168.5 rainfall days, and 562mm (22.13") of precipitation is accumulated.Snowfall
In Koukolná, 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 in Koukolná, sunrise is at 06:02 and sunset at 19:29. On the last day of the month, sunrise is at 06:45 and sunset at 18:26 CEST.
Sunshine
In Koukolná, the average sunshine in September is 8.4h.UV index
In Koukolná, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In September, a regular UV index of 4 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Koukolná?
What is the average humidity in September in Koukolná?
How much does it rain in Koukolná in September?
When it does not snow in Koukolná?
Does it snow in Koukolná in September?
How many hours of daylight does Koukolná have in September?
What time are sunrise and sunset in September in Koukolná?
How long on average sun shines in September in Koukolná?
How high is the UV index in September in Koukolná?
Average temperature in September
Koukolná, Czech Republic
- Average high temperature in September: 19.2°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in September
Koukolná, Czech Republic
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is October (1018.7mbar).
The month with the lowest atmospheric pressure is July (1014.6mbar).
Average wind speed in September
Koukolná, Czech Republic
- Average wind speed in September: 10.1km/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 (9.4km/h).
Average humidity in September
Koukolná, Czech Republic
- Average humidity in September: 72%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Koukolná, Czech Republic
- Average rainfall in September: 49mm
The wettest month (with the highest rainfall) is May (76mm).
The driest month (with the least rainfall) is November (27mm).
Average rainfall days in September
Koukolná, Czech Republic
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (10.1 days).
Average snowfall in September
Koukolná, Czech Republic
- Average snowfall in September: 0mm
The month with the highest snowfall is January (201mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Koukolná, Czech Republic
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Koukolná, 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 month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in September
Koukolná, Czech Republic
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is June (7.8 days).
Average UV index in September
Koukolná, Czech Republic
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in September
Koukolná, Czech Republic
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Koukolná, Czech Republic
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and December (8km).
