September weather forecast and climate
Darreh Sheykhan, Iran

September, the first month of the autumn, in Darreh Sheykhan, is also a moderately hot month, with average temperature fluctuating between 12.8°C (55°F) and 27.1°C (80.8°F).

Temperature

In September, the average high-temperature slightly decreases, from a hot 32°C (89.6°F) in August, to a warm 27.1°C (80.8°F). In September, the average low-temperature is 12.8°C (55°F).

Humidity

In September, the average relative humidity in Darreh Sheykhan, Iran, is 29%.

Rainfall

Months with rainfall are January through July, September through December. September is the first month it rains in Darreh Sheykhan. Throughout September, in the average 1.1 rainfall days, it receives 2mm (0.08") of precipitation. In Darreh Sheykhan, during the entire year, the rain falls for 72.3 days and collects up to 259mm (10.2") of precipitation.

Snowfall

In Darreh Sheykhan snow does not fall in May through October.

Daylight

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

Sunshine

In September, the average sunshine is 10.3h.

UV index

In Darreh Sheykhan, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. 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 Darreh Sheykhan?

In September, in Darreh Sheykhan, the average high-temperature is 27.1°C (80.8°F), and the average low-temperature is 12.8°C (55°F).

What is the average humidity in September in Darreh Sheykhan?

In Darreh Sheykhan, the average relative humidity in September is 29%.

When does it start to rain in Darreh Sheykhan?

September is the first month it rains. Throughout September, in the average 1.1 rainfall days, it receives 2mm (0.08") of precipitation.

When it does not snow in Darreh Sheykhan?

May through October are months without snowfall in Darreh Sheykhan, Iran.

How many hours of daylight does Darreh Sheykhan have in September?

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

How many hours of sunshine does Darreh Sheykhan have in September?

The average sunshine in September in Darreh Sheykhan is 10.3h.

What is the UV index reading in September in Darreh Sheykhan?

In September, the average daily maximum UV index in Darreh Sheykhan, Iran, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.
Average temperature in September - Darreh Sheykhan, Iran
  • Average high temperature in September: 27.1°C

The warmest month (with the highest average high temperature) is July (32.8°C).
The month with the lowest average high temperature is January (1.9°C).

  • Average low temperature in September: 12.8°C

The month with the highest average low temperature is July (18°C).
The coldest month (with the lowest average low temperature) is January (-5.6°C).

Average pressure in September - Darreh Sheykhan, Iran
  • Average pressure in September: 1012.4mbar

The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is July (1006.2mbar).

Average wind speed in September - Darreh Sheykhan, Iran
  • Average wind speed in September: 9.1km/h

The windiest month (with the highest average wind speed) is May (12km/h).
The calmest month (with the lowest average wind speed) is November (7.2km/h).

Average humidity in September - Darreh Sheykhan, Iran
  • Average humidity in September: 29%

The month with the highest relative humidity is January (76%).
Months with the lowest relative humidity are July and August (24%).

Average rainfall in September - Darreh Sheykhan, Iran
  • Average rainfall in September: 2mm

The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is August (0mm).

Average rainfall days in September - Darreh Sheykhan, Iran
  • Average rainfall days in September: 1.1 days

The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is August (0.3 days).

Average snowfall in September - Darreh Sheykhan, Iran
  • Average snowfall in September: 0mm

Months with the highest snowfall are January and February (225mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September - Darreh Sheykhan, Iran
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (10.3 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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

The month with the longest days is June (Average daylight: 14.6h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 10.3h

The month with the most sunshine is August (Average sunshine: 12.1h).
The month with the least sunshine is January (Average sunshine: 6.6h).

Average sunshine days in September - Darreh Sheykhan, Iran
  • Average sunshine days in September: 28.2 days

The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is March (14.3 days).

Average UV index in September - Darreh Sheykhan, Iran
  • Average UV index in September: 5

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in September - Darreh Sheykhan, Iran
  • Average cloud cover in September: 3

Months with the most cloud cover are January, February and March (Cloud cover 30).
Months with the least cloud cover are August and September (Cloud cover 3).

Average visibility in September - Darreh Sheykhan, Iran
  • Average visibility in September: 10km

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