September weather forecast
Varnik, Bulgaria

September

Weather in September

September, the first month of the autumn in Varnik, is still a warm month, with an average temperature varying between 27.1°C (80.8°F) and 16°C (60.8°F).

Temperature

September involves a decrease in temperature, down from a tropical 32.5°C (90.5°F) in August to a warm 27.1°C (80.8°F). Throughout the month of September, the average temperature dips to a comfortable 16°C (60.8°F) at night.

Heat index

September's heat index is estimated at 28°C (82.4°F). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

In September, the average relative humidity is 57%.

Rainfall

In Varnik, during September, the rain falls for 6.8 days and regularly aggregates up to 24mm (0.94") of precipitation. Throughout the year, there are 125.2 rainfall days, and 398mm (15.67") of precipitation is accumulated.

Snowfall

In Varnik, snow does not fall in April through November.

Daylight

In Varnik, the average length of the day in September is 12h and 29min.
On the first day of September, sunrise is at 06:40 and sunset at 19:47. On the last day of the month, sunrise is at 07:10 and sunset at 18:57 EEST.

Sunshine

In Varnik, the average sunshine in September is 9.1h.

UV index

In Varnik, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 5 during September translates into the following guidance:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

What is the average September temperature in Varnik?
The high-temperature in Varnik during September is 27.1°C (80.8°F) and the low-temperature is 16°C (60.8°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is estimated at 28°C (82.4°F).
What is the average humidity in September?
In September, the average relative humidity is 57%.
How much does it rain in September?
In Varnik, during September, the rain falls for 6.8 days and regularly aggregates up to 24mm (0.94") of precipitation.
When it does not snow?
In Varnik, snow does not fall in April through November.
How many hours of daylight does Varnik have in September?
In September, the average day length is 12h and 29min.
When are sunrise and sunset in September in Varnik?
In September, on the first day of the month, sunrise is at 06:40 and sunset at 19:47. On the last day of the month, sunrise is at 07:10 and sunset at 18:57 EEST.
How long on average sun shines in September?
The average sunshine duration in September is 9.1h.
What is the UV index intensity in September?
In Varnik, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Varnik, Bulgaria
  • Average high temperature in September: 27.1°C

The warmest month (with the highest average high temperature) is August (32.5°C).
The month with the lowest average high temperature is January (6.4°C).

  • Average low temperature in September: 16°C

The month with the highest average low temperature is August (19.2°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).

Average pressure in September
Varnik, Bulgaria
  • Average pressure in September: 1015.6mbar

The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (1012.2mbar).

Average wind speed in September
Varnik, Bulgaria
  • Average wind speed in September: 11.5km/h

The windiest month (with the highest average wind speed) is February (13.8km/h).
The calmest month (with the lowest average wind speed) is June (10.3km/h).

Average humidity in September
Varnik, Bulgaria
  • Average humidity in September: 57%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (51%).

Average rainfall in September
Varnik, Bulgaria
  • Average rainfall in September: 24mm

The wettest month (with the highest rainfall) is January (51mm).
The driest month (with the least rainfall) is August (10mm).

Average rainfall days in September
Varnik, Bulgaria
  • Average rainfall days in September: 6.8 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is August (4.9 days).

Average snowfall in September
Varnik, Bulgaria
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (60mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Varnik, Bulgaria
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in September /
Average sunshine in September
Varnik, Bulgaria
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in September
Varnik, Bulgaria
  • Average sunshine days in September: 22 days

The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is February (13.8 days).

Average UV index in September
Varnik, Bulgaria
  • Average UV index in September: 5

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
Varnik, Bulgaria
  • Average cloud cover in September: 21

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 12).

Average visibility in September
Varnik, Bulgaria
  • Average visibility in September: 10km

The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, November and December (9km).

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