September weather forecastProtopopintsi, Bulgaria

September

Weather in September

The first month of the autumn, September, is still a warm month in Protopopintsi, Bulgaria, with temperature in the range of an average low of 13.5°C (56.3°F) and an average high of 25°C (77°F).

Temperature

September's arrival coincides with a drop in the average high-temperature, decreasing from August's tropical 30.9°C (87.6°F) to a warm 25°C (77°F). In Protopopintsi, in September, the average low-temperature is a moderate 13.5°C (56.3°F).

Humidity

In September, the average relative humidity is 56%.

Rainfall

In September, the rain falls for 8.4 days. Throughout September, 26mm (1.02") of precipitation is accumulated. In Protopopintsi, during the entire year, the rain falls for 130.9 days and collects up to 402mm (15.83") of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 30min.
On the first day of September, sunrise is at 06:53 and sunset at 20:04. 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 9.5h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 4 during September morphs into the following directions:
Be vigilant - Preventing sunburn is recommended. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

The high-temperature during September is 25°C (77°F) and the low-temperature is 13.5°C (56.3°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 33°C (91.4°F).

In Protopopintsi, the average relative humidity in September is 56%.

In Protopopintsi, during September, the rain falls for 8.4 days and regularly aggregates up to 26mm (1.02") of precipitation.

In Protopopintsi, snow does not fall in May through October.

The average day length in September is 12h and 30min.

On the first day of September, sunrise is at 06:53 and sunset at 20:04. On the last day of the month, sunrise is at 07:25 and sunset at 19:11 EEST.

In Protopopintsi, Bulgaria, the average sunshine duration in September is 9.5h.

The average daily maximum UV index in September in Protopopintsi, Bulgaria, is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Protopopintsi, Bulgaria

  • Average high temperature in September: 25°C

The warmest month (with the highest average high temperature) is August (30.9°C).
The month with the lowest average high temperature is January (3.1°C).

  • Average low temperature in September: 13.5°C

The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is January (-3.2°C).

Average pressure in September
Protopopintsi, Bulgaria

  • Average pressure in September: 1017mbar

The month with the highest atmospheric pressure is December (1021.1mbar).
The months with the lowest atmospheric pressure are May and June (1013.9mbar).

Average wind speed in September
Protopopintsi, Bulgaria

  • Average wind speed in September: 9.3km/h

The windiest month (with the highest average wind speed) is March (11.1km/h).
The calmest month (with the lowest average wind speed) is November (8.3km/h).

Average humidity in September
Protopopintsi, Bulgaria

  • Average humidity in September: 56%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (52%).

Average rainfall in September
Protopopintsi, Bulgaria

  • Average rainfall in September: 26mm

The wettest month (with the highest rainfall) is May (54mm).
The driest month (with the least rainfall) is August (19mm).

Average rainfall days in September
Protopopintsi, Bulgaria

  • Average rainfall days in September: 8.4 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is November (8.3 days).

Average snowfall in September
Protopopintsi, Bulgaria

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (102mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Protopopintsi, Bulgaria

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Protopopintsi, Bulgaria

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in September: 9h and 30min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in September
Protopopintsi, Bulgaria

  • Average sunshine days in September: 19.7 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in September
Protopopintsi, Bulgaria

  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in September
Protopopintsi, Bulgaria

  • Average cloud cover in September: 24

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in September
Protopopintsi, Bulgaria

  • Average visibility in September: 10km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and February (8km).