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
A subtle decrease in the average high-temperature marks September, falling from August's moderately hot 26.8°C (80.2°F) to a pleasant 21.6°C (70.9°F). September nights in Kostinbrod present a sharp contrast to daytime highs, with average temperatures of 9.5°C (49.1°F).Humidity
The average relative humidity in September is 65%.Rainfall
In September, the rain falls for 11.3 days. Throughout September, 26mm (1.02") of precipitation is accumulated. In Kostinbrod, during the entire year, the rain falls for 154.2 days and collects up to 481mm (18.94") of precipitation.Snowfall
In Kostinbrod, Bulgaria, snow does not fall in May through September.Daylight
The average length of the day in September in Kostinbrod is 12h and 29min.On the first day of the month, sunrise is at 06:52 and sunset at 20:01. On the last day of September, in Kostinbrod, sunrise is at 07:23 and sunset at 19:10 EEST.
Sunshine
In Kostinbrod, the average sunshine in September is 9.4h.UV index
In Kostinbrod, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 4 in September translates into this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Boost your sun resistance with garments that are densely woven yet spacious.
Frequently asked questions
What is the usual temperature for Kostinbrod in September?
What is the average humidity in September in Kostinbrod?
How much does it rain in Kostinbrod in September?
When it does not snow in Kostinbrod?
Does it snow in Kostinbrod in September?
How many hours of daylight does Kostinbrod have in September?
What time are sunrise and sunset in September in Kostinbrod?
How many hours of sunshine does Kostinbrod have in September?
How high is the UV index in September in Kostinbrod?
Average temperature in September
Kostinbrod, Bulgaria
- Average high temperature in September: 21.6°C
The warmest month (with the highest average high temperature) is August (26.8°C).
The month with the lowest average high temperature is January (2.3°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is January (-5.2°C).
Average pressure in September
Kostinbrod, Bulgaria
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The months with the lowest atmospheric pressure are May, June and July (1013.9mbar).
Average wind speed in September
Kostinbrod, Bulgaria
- Average wind speed in September: 7.2km/h
The windiest month (with the highest average wind speed) is March (9.1km/h).
The calmest month (with the lowest average wind speed) is August (6.9km/h).
Average humidity in September
Kostinbrod, Bulgaria
- Average humidity in September: 65%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (61%).
Average rainfall in September
Kostinbrod, Bulgaria
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is June (76mm).
The driest month (with the least rainfall) is February (21mm).
Average rainfall days in September
Kostinbrod, Bulgaria
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is February (8.4 days).
Average snowfall in September
Kostinbrod, Bulgaria
- Average snowfall in September: 0mm
The month with the highest snowfall is January (106mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Kostinbrod, Bulgaria
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kostinbrod, Bulgaria
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in September
Kostinbrod, Bulgaria
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is October (20 days).
The month with the least sunshine days is May (7.5 days).
Average UV index in September
Kostinbrod, Bulgaria
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Kostinbrod, Bulgaria
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in September
Kostinbrod, Bulgaria
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).
Kostinbrod, Bulgaria
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