Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September is characterized by a slight reduction in average high-temperature, easing from a sweltering 35.6°C (96.1°F) in August to a hot 30.8°C (87.4°F). With the onset of night in September, Darreh Shahr reveals a significant decrease in temperature, averaging at a moderate 13.1°C (55.6°F).Humidity
In Darreh Shahr, the average relative humidity in September is 26%.Rainfall
Months with rainfall are January through May, September through December. September is the first month it rains. Throughout September, in the average 0.5 rainfall days, it receives 1mm (0.04") of precipitation. In Darreh Shahr, Iran, during the entire year, the rain falls for 66.1 days and collects up to 338mm (13.31") of precipitation.Snowfall
April through October are months without snowfall in Darreh Shahr.Daylight
In September, the average length of the day in Darreh Shahr is 12h and 23min.On the first day of the month, sunrise is at 05:55 and sunset at 18:45. On the last day of September, in Darreh Shahr, sunrise is at 06:14 and sunset at 18:06 +0330.
Sunshine
The average sunshine in September in Darreh Shahr is 11.1h.UV index
In Darreh Shahr, Iran, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 5 in September translates into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. When the Sun is at its strongest around midday, find shade and limit exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
How hot is September in Darreh Shahr?
What is the average humidity in September in Darreh Shahr?
When does it start raining in Darreh Shahr?
When it does not snow in Darreh Shahr?
What is the average length of the day in September in Darreh Shahr?
What time are sunrise and sunset in September in Darreh Shahr?
How long on average sun shines in September in Darreh Shahr?
How high is the UV index in September in Darreh Shahr?
Average temperature in September
Darreh Shahr, Iran
- Average high temperature in September: 30.8°C
The warmest month (with the highest average high temperature) is July (36.2°C).
The month with the lowest average high temperature is January (7.2°C).
- Average low temperature in September: 13.1°C
The month with the highest average low temperature is July (19.2°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in September
Darreh Shahr, Iran
- Average pressure in September: 1010.5mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is July (1003.2mbar).
Average wind speed in September
Darreh Shahr, Iran
- Average wind speed in September: 7.3km/h
The windiest month (with the highest average wind speed) is May (8.8km/h).
The calmest month (with the lowest average wind speed) is November (5.9km/h).
Average humidity in September
Darreh Shahr, Iran
- Average humidity in September: 26%
The month with the highest relative humidity is January (61%).
The month with the lowest relative humidity is July (17%).
Average rainfall in September
Darreh Shahr, Iran
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is March (67mm).
The driest months (with the least rainfall) are June, July and August (0mm).
Average rainfall days in September
Darreh Shahr, Iran
- Average rainfall days in September: 0.5 days
The month with the highest number of rainy days is April (11.1 days).
The month with the least rainy days is August (0.1 days).
Average snowfall in September
Darreh Shahr, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is January (156mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Darreh Shahr, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Darreh Shahr, Iran
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 11h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 42min).
Average sunshine days in September
Darreh Shahr, Iran
- Average sunshine days in September: 29.4 days
The month with the most sunshine days is July (30.7 days).
The month with the least sunshine days is February (16.5 days).
Average UV index in September
Darreh Shahr, Iran
- Average UV index in September: 5
The months with the highest UV index are June, 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
Darreh Shahr, Iran
- Average cloud cover in September: 2
The month with the most cloud cover is January (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 2).
Average visibility in September
Darreh Shahr, Iran
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Darreh Shahr, Iran
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