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
The onset of September aligns with a soft reduction in the average high-temperature, gently falling from 28.3°C (82.9°F) in August to a still warm 24.5°C (76.1°F). During the month of September, the temperature generally drops to a low average of 15.3°C (59.5°F).Humidity
In September, the average relative humidity in Rahanjan is 41%.Rainfall
In Rahanjan, in September, it is raining for 6.2 days, with typically 10mm (0.39") of accumulated precipitation. Throughout the year, there are 91.9 rainfall days, and 213mm (8.39") of precipitation is accumulated.Snowfall
May through October are months without snowfall in Rahanjan.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 05:22 and sunset at 18:18. On the last day of the month, sunrise is at 05:45 and sunset at 17:36 +0330.
Sunshine
In September, the average sunshine is 10.8h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: A maximum high UV index of 5 in September translates into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in Rahanjan in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September in Rahanjan?
Average temperature in September
Rahanjan, Iran
- Average high temperature in September: 24.5°C
The warmest month (with the highest average high temperature) is July (30.1°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in September: 15.3°C
The month with the highest average low temperature is July (20.3°C).
The coldest month (with the lowest average low temperature) is January (-2.1°C).
Average pressure in September
Rahanjan, Iran
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is July (1007.4mbar).
Average wind speed in September
Rahanjan, Iran
- Average wind speed in September: 11.1km/h
The windiest month (with the highest average wind speed) is July (14.8km/h).
The calmest month (with the lowest average wind speed) is November (8.1km/h).
Average humidity in September
Rahanjan, Iran
- Average humidity in September: 41%
The month with the highest relative humidity is February (61%).
The months with the lowest relative humidity are June, July and August (36%).
Average rainfall in September
Rahanjan, Iran
- Average rainfall in September: 10mm
The wettest month (with the highest rainfall) is May (31mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in September
Rahanjan, Iran
- Average rainfall days in September: 6.2 days
The month with the highest number of rainy days is April (12.1 days).
The month with the least rainy days is July (3.7 days).
Average snowfall in September
Rahanjan, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is February (107mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Rahanjan, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.8 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
Rahanjan, 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 5min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is February (Average sunshine: 6h and 54min).
Average sunshine days in September
Rahanjan, Iran
- Average sunshine days in September: 21.3 days
The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is April (14 days).
Average UV index in September
Rahanjan, Iran
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Rahanjan, Iran
- Average cloud cover in September: 8
The months with the most cloud cover are February and March (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in September
Rahanjan, 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).
