September weather forecast and climate
Gavlan, Iran

The first month of the autumn, September, is still a pleasant month in Gavlan, Iran, with average temperature varying between 11.4°C (52.5°F) and 22.1°C (71.8°F).

Temperature

In Gavlan, the average high-temperature slightly decreases, from a warm 25.7°C (78.3°F) in August, to an agreeable 22.1°C (71.8°F). The average low-temperature, in September, is 11.4°C (52.5°F).

Humidity

In September, the average relative humidity is 58%.

Rainfall

In Gavlan, during 8.8 rainfall days, 25mm (0.98") of precipitation is typically accumulated. Throughout the year, there are 100.2 rainfall days, and 282mm (11.1") of precipitation is accumulated.

Snowfall

In Gavlan snow does not fall in May through September.

Daylight

The average length of the day in Gavlan is 12.4h.

Sunshine

In Gavlan, the average sunshine in September is 10.4h.

UV index

In Gavlan, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.

What is the temperature in September in Gavlan?

In Gavlan, in September, the average high-temperature is 22.1°C (71.8°F), and the average low-temperature is 11.4°C (52.5°F).

What is the average humidity in September in Gavlan?

The average relative humidity in September is 58%.

How many days does it rain in September in Gavlan?

In September, in Gavlan, Iran, the rain falls for 8.8 days. Throughout September, 25mm (0.98") of precipitation is accumulated.

Does it snow in Gavlan in September?

In Gavlan, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Gavlan?

May through September are months without snowfall.

How many hours of daylight does Gavlan have in September?

In Gavlan, the average length of the day in September is 12.4h.

How long on average sun shines in September in Gavlan?

The average sunshine in September is 10.4h.

What is the UV index reading in September in Gavlan?

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in September - Gavlan, Iran
  • Average high temperature in September: 22.1°C

The warmest month (with the highest average high temperature) is July (26.6°C).
The month with the lowest average high temperature is January (1.2°C).

  • Average low temperature in September: 11.4°C

The month with the highest average low temperature is July (14.9°C).
The coldest month (with the lowest average low temperature) is January (-5.1°C).

Average pressure in September - Gavlan, Iran
  • Average pressure in September: 1014.5mbar

The month with the highest atmospheric pressure is December (1022.1mbar).
The month with the lowest atmospheric pressure is July (1009.4mbar).

Average wind speed in September - Gavlan, Iran
  • Average wind speed in September: 9.7km/h

The windiest month (with the highest average wind speed) is March (14.2km/h).
The calmest month (with the lowest average wind speed) is September (9.7km/h).

Average humidity in September - Gavlan, Iran
  • Average humidity in September: 58%

Months with the highest relative humidity are January and February (71%).
Months with the lowest relative humidity are July and August (52%).

Average rainfall in September - Gavlan, Iran
  • Average rainfall in September: 25mm

The wettest month (with the highest rainfall) is May (50mm).
The driest month (with the least rainfall) is August (12mm).

Average rainfall days in September - Gavlan, Iran
  • Average rainfall days in September: 8.8 days

The month with the highest number of rainy days is April (14.3 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in September - Gavlan, Iran
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (112mm).
Months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in September - Gavlan, Iran
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (8 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Gavlan, Iran
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 10.4h

The month with the most sunshine is June (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.7h).

Average sunshine days in September - Gavlan, Iran
  • Average sunshine days in September: 18.1 days

The month with the most sunshine days is August (23.4 days).
The month with the least sunshine days is April (12.3 days).

Average UV index in September - Gavlan, Iran
  • Average UV index in September: 4

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in September - Gavlan, Iran
  • Average cloud cover in September: 17

The month with the most cloud cover is February (Cloud cover 30).
Months with the least cloud cover are June, July and August (Cloud cover 14).

Average visibility in September - Gavlan, Iran
  • Average visibility in September: 10km

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