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
September
Weather in September
Temperature
In Dowleh Sir, the average high-temperature in September slightly decreases from a hot 32°C (89.6°F) in August to a warm 27.1°C (80.8°F). A significant temperature decrease to an average a fresh 12.8°C (55°F) characterizes Dowleh Sir's nighttime temperatures during September.Humidity
In Dowleh Sir, Iran, the average relative humidity in September is 29%.Rainfall
January through July, September through December are months with rainfall. September is the first month it rains. Throughout September, in the average 1.1 rainfall days, it receives 2mm (0.08") of precipitation. Throughout the year, in Dowleh Sir, there are 72.3 rainfall days, and 259mm (10.2") of precipitation is accumulated.Snowfall
In Dowleh Sir, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 25min.On the first day of September in Dowleh Sir, sunrise is at 05:55 and sunset at 18:51. On the last day of the month, sunrise is at 06:17 and sunset at 18:08 +0330.
Sunshine
The average sunshine in September in Dowleh Sir is 10.3h.UV index
In September, the average daily maximum UV index in Dowleh Sir is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. 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.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Dowleh Sir?
What is the average humidity in September in Dowleh Sir?
When does it start to rain in Dowleh Sir?
When it does not snow in Dowleh Sir?
What is the average length of the day in September in Dowleh Sir?
When are sunrise and sunset in September in Dowleh Sir?
How long on average sun shines in September in Dowleh Sir?
What is the UV index intensity in September in Dowleh Sir?
Average temperature in September
Dowleh Sir, 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
Dowleh Sir, 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
Dowleh Sir, 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
Dowleh Sir, Iran
- Average humidity in September: 29%
The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are July and August (24%).
Average rainfall in September
Dowleh Sir, 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
Dowleh Sir, 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
Dowleh Sir, Iran
- Average snowfall in September: 0mm
The months with the highest snowfall are January and February (225mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Dowleh Sir, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.3 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
Dowleh Sir, Iran
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 10h and 2min
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 36min).
Average sunshine days in September
Dowleh Sir, 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
Dowleh Sir, Iran
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Dowleh Sir, Iran
- Average cloud cover in September: 3
The months with the most cloud cover are January, February and March (Cloud cover 30).
The months with the least cloud cover are August and September (Cloud cover 3).
Average visibility in September
Dowleh Sir, Iran
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February, March and December (9km).
