September weather forecastNesla, Bulgaria
September
Weather in September
September, the first month of the autumn in Nesla, is still a pleasant month, with an average temperature varying between 21.1°C (70°F) and 9.5°C (49.1°F).Temperature
With the onset of September, Nesla's average high-temperature adjusts, receding from August's warm 26.3°C (79.3°F) to a pleasant 21.1°C (70°F). In September, Nesla reports a consistent average low-temperature of 9.5°C (49.1°F) during the nights.Humidity
In Nesla, the average relative humidity in September is 66%.Rainfall
In September, in Nesla, the rain falls for 11.5 days. Throughout September, 30mm (1.18") of precipitation is accumulated. Throughout the year, there are 147.3 rainfall days, and 495mm (19.49") of precipitation is accumulated.Snowfall
In Nesla, snow does not fall in May through September.Daylight
In Nesla, the average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 06:53 and sunset at 20:03. On the last day of the month, sunrise is at 07:25 and sunset at 19:11 EEST.
Sunshine
The average sunshine in September is 9.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. 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
Average temperature in September
Nesla, Bulgaria
- Average high temperature in September: 21.1°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (1.1°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 (-5.3°C).
Average pressure in September
Nesla, Bulgaria
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The months with the lowest atmospheric pressure are May and June (1014mbar).
Average wind speed in September
Nesla, Bulgaria
- Average wind speed in September: 7.5km/h
The windiest month (with the highest average wind speed) is March (9.7km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).
Average humidity in September
Nesla, Bulgaria
- Average humidity in September: 66%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (62%).
Average rainfall in September
Nesla, Bulgaria
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is June (72mm).
The driest month (with the least rainfall) is February (26mm).
Average rainfall days in September
Nesla, Bulgaria
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in September
Nesla, Bulgaria
- Average snowfall in September: 0mm
The month with the highest snowfall is January (196mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Nesla, Bulgaria
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 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
Nesla, Bulgaria
- Average daylight in September: 12h and 30min
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 12min
The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in September
Nesla, Bulgaria
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is August (18.8 days).
The month with the least sunshine days is May (8.6 days).
Average UV index in September
Nesla, Bulgaria
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Nesla, Bulgaria
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Nesla, Bulgaria
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).





