September weather forecastGarmestan, Iran
September
Weather in September
The first month of the autumn, September, is still a hot month in Garmestan, Iran, with temperature in the range of an average low of 19.8°C (67.6°F) and an average high of 30°C (86°F).Temperature
September's presence records an average high-temperature of a still hot 30°C (86°F), closely mirroring August's climate. September nights in Garmestan cool down to an average low-temperature of 19.8°C (67.6°F).Heat index
September's heat index is estimated at a hot 34°C (93.2°F). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Humidity
The average relative humidity in September in Garmestan is 64%.Rainfall
In Garmestan, during September, the rain falls for 7 days and regularly aggregates up to 19mm (0.75") of precipitation. In Garmestan, during the entire year, the rain falls for 101.4 days and collects up to 413mm (16.26") of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September in Garmestan is 12h and 25min.On the first day of the month, sunrise is at 05:29 and sunset at 18:25. On the last day of September, in Garmestan, sunrise is at 05:52 and sunset at 17:42 +0330.
Sunshine
In September, the average sunshine in Garmestan is 10.5h.UV index
The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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
Garmestan, 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).





