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
Transitioning from August to September, Alamshir observes an average high-temperature of a still tropical 30.3°C (86.5°F), differing subtly from the previous month. During the September nights, an average temperature of 19.3°C (66.7°F) is observed.Heat index
September's mean heat index is evaluated at a hot 34°C (93.2°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Humidity
In September, the average relative humidity is 64%.Rainfall
In Alamshir, in September, during 6.8 rainfall days, 16mm (0.63") of precipitation is typically accumulated. Throughout the year, in Alamshir, there are 79.9 rainfall days, and 302mm (11.89") of precipitation is accumulated.Snowfall
In Alamshir, snow does not fall in April through October and December.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 05:29 and sunset at 18:26. On the last day of the month, sunrise is at 05:52 and sunset at 17:43 +0330.
Sunshine
The average sunshine in September in Alamshir is 10.3h.UV index
In Alamshir, Iran, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 6 during September leads to these instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Alamshir have in September?
How high is the UV index in September?
Average temperature in September
Alamshir, Iran
- Average high temperature in September: 30.3°C
The warmest month (with the highest average high temperature) is August (33.2°C).
The month with the lowest average high temperature is February (13.6°C).
- Average low temperature in September: 19.3°C
The months with the highest average low temperature are July and August (21.8°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).
Average pressure in September
Alamshir, Iran
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is July (1007.8mbar).
Average wind speed in September
Alamshir, Iran
- Average wind speed in September: 7.6km/h
The windiest months (with the highest average wind speed) are June and July (8.2km/h).
The calmest months (with the lowest average wind speed) are November and December (6.6km/h).
Average humidity in September
Alamshir, Iran
- Average humidity in September: 64%
The month with the highest relative humidity is February (65%).
The months with the lowest relative humidity are May and June (58%).
Average rainfall in September
Alamshir, Iran
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is October (56mm).
The driest month (with the least rainfall) is June (7mm).
Average rainfall days in September
Alamshir, Iran
- Average rainfall days in September: 6.8 days
The month with the highest number of rainy days is March (8.8 days).
The month with the least rainy days is June (4.9 days).
Average snowfall in September
Alamshir, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is February (33mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).
Average snowfall days in September
Alamshir, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.1 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
Alamshir, 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 42min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).
Average sunshine days in September
Alamshir, Iran
- Average sunshine days in September: 20.8 days
The month with the most sunshine days is December (24.4 days).
The month with the least sunshine days is August (20.5 days).
Average UV index in September
Alamshir, 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, March and December (UV index 3).
Average cloud cover in September
Alamshir, Iran
- Average cloud cover in September: 20
The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is June (Cloud cover 16).
Average visibility in September
Alamshir, Iran
- Average visibility in September: 9km
The months with the highest visibility are June and December (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October and November (9km).
