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
September's arrival subtly correlates with a reduction in the average high-temperature, down from a hot 33.7°C (92.7°F) in August to a warm 29.1°C (84.4°F). In the month of September, Sizan witnesses a marked temperature drop at night, averaging a low of 10.9°C (51.6°F).Humidity
In September, the average relative humidity is 28%.Rainfall
Months with rainfall 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. Throughout the year, there are 64.6 rainfall days, and 300mm (11.81") of precipitation is accumulated.Snowfall
In Sizan, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 23min.On the first day of the month, sunrise is at 05:47 and sunset at 18:38. On the last day of September, sunrise is at 06:07 and sunset at 17:59 +0330.
Sunshine
The average sunshine in September is 11.3h.UV index
In Sizan, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 5 during September translates into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the average humidity in September?
When does it start raining?
When it does not snow?
How many hours of daylight does Sizan have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September in Sizan?
Average temperature in September
Sizan, 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
Sizan, 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
Sizan, 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
Sizan, 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
Sizan, 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
Sizan, 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
Sizan, 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
Sizan, 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
Sizan, Iran
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
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
Sizan, 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
Sizan, 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
Sizan, 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
Sizan, 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).
