September weather forecastKhosrow Shirin, Iran
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Khosrow Shirin, Iran, with an average temperature varying between 15.6°C (60.1°F) and 27.7°C (81.9°F).Temperature
A mild shift in the average high-temperature occurs in September, reducing from a tropical 30.9°C (87.6°F) in August to a moderately hot 27.7°C (81.9°F). Khosrow Shirin, amidst the high September temperatures, experiences a substantial shift to an average nighttime low of 15.6°C (60.1°F).Humidity
In Khosrow Shirin, Iran, the average relative humidity in September is 18%.Rainfall
Months with rainfall in Khosrow Shirin are January through July, September through December. September is the first month it rains. Throughout September, in the average 0.8 rainfall days, it receives 1mm (0.04") of precipitation. In Khosrow Shirin, during the entire year, the rain falls for 41.6 days and collects up to 92mm (3.62") of precipitation.Snowfall
In Khosrow Shirin, snow does not fall in May through October.Daylight
The average length of the day in September in Khosrow Shirin is 12h and 21min.On the first day of the month, sunrise is at 05:38 and sunset at 18:25. On the last day of September, in Khosrow Shirin, sunrise is at 05:55 and sunset at 17:48 +0330.
Sunshine
In September, the average sunshine is 11.4h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 5 in September leads to these recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Khosrow Shirin, Iran
- Average high temperature in September: 27.7°C
The warmest month (with the highest average high temperature) is July (32.5°C).
The month with the lowest average high temperature is January (7.6°C).
- Average low temperature in September: 15.6°C
The month with the highest average low temperature is July (21.5°C).
The coldest month (with the lowest average low temperature) is January (-1°C).
Average pressure in September
Khosrow Shirin, Iran
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is December (1020.1mbar).
The month with the lowest atmospheric pressure is July (1006mbar).
Average wind speed in September
Khosrow Shirin, Iran
- Average wind speed in September: 9.6km/h
The windiest month (with the highest average wind speed) is March (13.9km/h).
The calmest month (with the lowest average wind speed) is November (7.3km/h).
Average humidity in September
Khosrow Shirin, Iran
- Average humidity in September: 18%
The month with the highest relative humidity is January (47%).
The month with the lowest relative humidity is June (14%).
Average rainfall in September
Khosrow Shirin, Iran
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is April (17mm).
The driest month (with the least rainfall) is August (0mm).
Average rainfall days in September
Khosrow Shirin, Iran
- Average rainfall days in September: 0.8 days
The month with the highest number of rainy days is April (7.6 days).
The month with the least rainy days is August (0.3 days).
Average snowfall in September
Khosrow Shirin, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is January (52mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Khosrow Shirin, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (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
Khosrow Shirin, Iran
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in September: 11h and 24min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The months with the least sunshine are January, February and November (Average sunshine: 7h and 24min).
Average sunshine days in September
Khosrow Shirin, Iran
- Average sunshine days in September: 29.1 days
The month with the most sunshine days is August (30.8 days).
The month with the least sunshine days is April (20.7 days).
Average UV index in September
Khosrow Shirin, 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, November and December (UV index 3).
Average cloud cover in September
Khosrow Shirin, Iran
- Average cloud cover in September: 4
The month with the most cloud cover is April (Cloud cover 16).
The month with the least cloud cover is September (Cloud cover 4).
Average visibility in September
Khosrow Shirin, Iran
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





