September weather forecastKhorram Chamaz, Iran
September
Weather in September
The first month of the autumn, September, is still a hot month in Khorram Chamaz, Iran, with an average temperature varying between 30°C (86°F) and 19.8°C (67.6°F).Temperature
Khorram Chamaz's shift into September sets the average high-temperature at a still tropical 30°C (86°F), a figure that deviates only slightly from August's 32.8°C (91°F). Nighttime temperature dips to a mean of 19.8°C (67.6°F) during September.Heat index
The heat index value for September is evaluated at a tropical 34°C (93.2°F). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.It is important to note that the heat index values are for shaded areas and light wind scenarios. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Humidity
In Khorram Chamaz, the average relative humidity in September is 64%.Rainfall
In Khorram Chamaz, Iran, in September, it is raining for 7 days, with typically 19mm (0.75") of accumulated precipitation. Throughout the year, in Khorram Chamaz, there are 101.4 rainfall days, and 413mm (16.26") of precipitation is accumulated.Snowfall
In Khorram Chamaz, Iran, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 25min.On the first day of September, sunrise is at 05:27 and sunset at 18:24. On the last day of the month, sunrise is at 05:50 and sunset at 17:40 +0330.
Sunshine
In September, the average sunshine in Khorram Chamaz is 10.5h.UV index
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A typical high UV index of 6 in September suggests the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Khorram Chamaz, Iran
- Average high temperature in September: 30°C
The warmest month (with the highest average high temperature) is August (32.8°C).
The months with the lowest average high temperature are January and February (13.6°C).
- Average low temperature in September: 19.8°C
The months with the highest average low temperature are July and August (22.3°C).
The coldest month (with the lowest average low temperature) is February (5.4°C).
Average pressure in September
Khorram Chamaz, Iran
- Average pressure in September: 1013.6mbar
The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is July (1007.9mbar).
Average wind speed in September
Khorram Chamaz, Iran
- Average wind speed in September: 8.2km/h
The windiest months (with the highest average wind speed) are June and July (9km/h).
The calmest months (with the lowest average wind speed) are November and December (7.5km/h).
Average humidity in September
Khorram Chamaz, Iran
- Average humidity in September: 64%
The month with the highest relative humidity is February (65%).
The month with the lowest relative humidity is June (59%).
Average rainfall in September
Khorram Chamaz, Iran
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is October (64mm).
The driest month (with the least rainfall) is August (9mm).
Average rainfall days in September
Khorram Chamaz, Iran
- Average rainfall days in September: 7 days
The month with the highest number of rainy days is March (11.2 days).
The month with the least rainy days is June (5.3 days).
Average snowfall in September
Khorram Chamaz, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is February (51mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Khorram Chamaz, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.6 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
Khorram Chamaz, Iran
- Average daylight in September: 12h and 24min
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 42min).
- Average sunshine in September: 10h and 30min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).
Average sunshine days in September
Khorram Chamaz, Iran
- Average sunshine days in September: 20.3 days
The month with the most sunshine days is July (24.4 days).
The month with the least sunshine days is May (15.9 days).
Average UV index in September
Khorram Chamaz, Iran
- Average UV index in September: 6
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 March (UV index 3).
Average cloud cover in September
Khorram Chamaz, Iran
- Average cloud cover in September: 17
The month with the most cloud cover is March (Cloud cover 34).
The month with the least cloud cover is June (Cloud cover 15).
Average visibility in September
Khorram Chamaz, Iran
- Average visibility in September: 10km
The months with the highest visibility are January, June, August, September, October and December (10km).
The months with the lowest visibility are February, March, April, May, July and November (9km).





