September weather forecastLaleh Bagh, Iran
September
Weather in September
The first month of the autumn, September, is still a tropical month in Laleh Bagh, Iran, with an average temperature ranging between min 19.3°C (66.7°F) and max 30.9°C (87.6°F).Temperature
September brings a slight decrease in the average high-temperature, shifting from 34.4°C (93.9°F) in August to a still tropical 30.9°C (87.6°F). Nighttime temperatures in September average to a refreshing 19.3°C (66.7°F).Heat index
The heat index for September is appraised at a tropical 31°C (87.8°F). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.Observations indicate that the heat index values are for shady locations with light wind. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Humidity
In Laleh Bagh, Iran, the average relative humidity in September is 43%.Rainfall
In Laleh Bagh, during September, the rain falls for 2.6 days and regularly aggregates up to 3mm (0.12") of precipitation. Throughout the year, there are 64.8 rainfall days, and 186mm (7.32") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 25min.On the first day of September, sunrise is at 05:21 and sunset at 18:18. On the last day of the month, sunrise is at 05:44 and sunset at 17:35 +0330.
Sunshine
In September, the average sunshine is 10.9h.UV index
In Laleh Bagh, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.Note: In September, the maximum UV index of 6 translates into these guidelines:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Laleh Bagh, Iran
- Average high temperature in September: 30.9°C
The warmest month (with the highest average high temperature) is July (35.8°C).
The month with the lowest average high temperature is January (12.2°C).
- Average low temperature in September: 19.3°C
The month with the highest average low temperature is July (23.4°C).
The coldest months (with the lowest average low temperature) are January and February (4.2°C).
Average pressure in September
Laleh Bagh, Iran
- Average pressure in September: 1013.8mbar
The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is July (1008.1mbar).
Average wind speed in September
Laleh Bagh, Iran
- Average wind speed in September: 7.5km/h
The windiest month (with the highest average wind speed) is July (9km/h).
The calmest month (with the lowest average wind speed) is November (6.7km/h).
Average humidity in September
Laleh Bagh, Iran
- Average humidity in September: 43%
The month with the highest relative humidity is February (56%).
The month with the lowest relative humidity is June (39%).
Average rainfall in September
Laleh Bagh, Iran
- Average rainfall in September: 3mm
The wettest month (with the highest rainfall) is March (45mm).
The driest months (with the least rainfall) are July and August (2mm).
Average rainfall days in September
Laleh Bagh, Iran
- Average rainfall days in September: 2.6 days
The month with the highest number of rainy days is March (9.5 days).
The month with the least rainy days is June (1.8 days).
Average snowfall in September
Laleh Bagh, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is February (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Laleh Bagh, 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
Laleh Bagh, Iran
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 10h and 54min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).
Average sunshine days in September
Laleh Bagh, Iran
- Average sunshine days in September: 26.5 days
The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is February (16.5 days).
Average UV index in September
Laleh Bagh, Iran
- Average UV index in September: 6
The month with the highest UV index is June (UV index 8).
The months with the lowest UV index are January and February (UV index 3).
Average cloud cover in September
Laleh Bagh, Iran
- Average cloud cover in September: 8
The month with the most cloud cover is February (Cloud cover 29).
The month with the least cloud cover is September (Cloud cover 8).
Average visibility in September
Laleh Bagh, 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).





