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
Weather in September
Temperature
September heralds a minor drop in average high-temperature, sliding from August's tropical 33.7°C (92.7°F) to a moderately hot 29.1°C (84.4°F). Chal Homa reports a steady low-temperature average of 10.9°C (51.6°F) throughout September, revealing a large deviation from the daytime high.Humidity
In September, the average relative humidity is 28%.Rainfall
Months with rainfall in Chal Homa are January through May, September through December. September is the first month it rains. Throughout September, in the average 0.5 rainfall days, it receives 1mm (0.04") of precipitation. In Chal Homa, during the entire year, the rain falls for 64.6 days and collects up to 300mm (11.81") of precipitation.Snowfall
In Chal Homa, Iran, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 05:46 and sunset at 18:38. On the last day of the month, sunrise is at 06:06 and sunset at 17:58 +0330.
Sunshine
The average sunshine in September is 11.3h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 5 during September translates into the following directions:
Take necessary precautions - Defending against sun damage is advocated. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
How hot is it in Chal Homa in September?
What is the average humidity in September in Chal Homa?
When does it start to rain in Chal Homa?
When it does not snow in Chal Homa?
How many hours of daylight does Chal Homa have in September?
What time are sunrise and sunset in September in Chal Homa?
How many hours of sunshine does Chal Homa have in September?
How high is the UV index in September in Chal Homa?
Average temperature in September
Chal Homa, Iran
- Average high temperature in September: 29.1°C
The warmest month (with the highest average high temperature) is July (34.6°C).
The month with the lowest average high temperature is January (5.2°C).
- Average low temperature in September: 10.9°C
The month with the highest average low temperature is July (17°C).
The coldest month (with the lowest average low temperature) is January (-2.2°C).
Average pressure in September
Chal Homa, Iran
- Average pressure in September: 1011.3mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is July (1004.2mbar).
Average wind speed in September
Chal Homa, Iran
- Average wind speed in September: 7.7km/h
The windiest month (with the highest average wind speed) is March (9.9km/h).
The calmest month (with the lowest average wind speed) is November (6.9km/h).
Average humidity in September
Chal Homa, Iran
- Average humidity in September: 28%
The month with the highest relative humidity is January (63%).
The month with the lowest relative humidity is July (18%).
Average rainfall in September
Chal Homa, Iran
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is March (59mm).
The driest months (with the least rainfall) are June, July and August (0mm).
Average rainfall days in September
Chal Homa, Iran
- Average rainfall days in September: 0.5 days
The month with the highest number of rainy days is March (11.2 days).
The months with the least rainy days are July and August (0.3 days).
Average snowfall in September
Chal Homa, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is January (117mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Chal Homa, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.3 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
Chal Homa, Iran
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 11h and 2min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 54min).
Average sunshine days in September
Chal Homa, Iran
- Average sunshine days in September: 29.5 days
The month with the most sunshine days is July (30.8 days).
The month with the least sunshine days is February (16.7 days).
Average UV index in September
Chal Homa, 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 and December (UV index 2).
Average cloud cover in September
Chal Homa, Iran
- Average cloud cover in September: 3
The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 3).
Average visibility in September
Chal Homa, Iran
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Chal Homa, Iran
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