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
During the shift to September, a minor reduction in average high-temperature is observed, shifting from a very hot 36.6°C (97.9°F) in August to a hot 31.8°C (89.2°F). An average temperature of 22.5°C (72.5°F) is recorded during the nights in September.Humidity
In September, the average relative humidity is 18%.Rainfall
August and September are months with the least rain in Varamin when the rain falls for 1.4 days and typically aggregates up to 1mm (0.04") of rain.Snowfall
March through October are months without snowfall.Daylight
In Varamin, the average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 05:36 and sunset at 18:30. On the last day of September, sunrise is at 05:57 and sunset at 17:48 +0330.
Sunshine
In September, the average sunshine is 11.6h.UV index
In Varamin, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index, 6 during September, leads to the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the average humidity in September?
What is the driest month?
How much 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 Varamin have in September?
What is the UV index reading in September?
Average temperature in September
Varamin, Iran
- Average high temperature in September: 31.8°C
The warmest month (with the highest average high temperature) is July (38.3°C).
The month with the lowest average high temperature is January (9.7°C).
- Average low temperature in September: 22.5°C
The month with the highest average low temperature is July (28°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).
Average pressure in September
Varamin, Iran
- Average pressure in September: 1012.4mbar
The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is July (1006.3mbar).
Average wind speed in September
Varamin, Iran
- Average wind speed in September: 8.4km/h
The windiest month (with the highest average wind speed) is July (11.7km/h).
The calmest month (with the lowest average wind speed) is December (5.9km/h).
Average humidity in September
Varamin, Iran
- Average humidity in September: 18%
The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is July (15%).
Average rainfall in September
Varamin, Iran
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is April (23mm).
The driest months (with the least rainfall) are August and September (1mm).
Average rainfall days in September
Varamin, Iran
- Average rainfall days in September: 1.4 days
The month with the highest number of rainy days is April (10.9 days).
The month with the least rainy days is August (0.5 days).
Average snowfall in September
Varamin, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is February (11mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Varamin, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.6 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
Varamin, Iran
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 11h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The months with the least sunshine are January and February (Average sunshine: 7h and 12min).
Average sunshine days in September
Varamin, Iran
- Average sunshine days in September: 27 days
The month with the most sunshine days is August (29 days).
The month with the least sunshine days is April (14.2 days).
Average UV index in September
Varamin, Iran
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 8).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in September
Varamin, Iran
- Average cloud cover in September: 3
The month with the most cloud cover is March (Cloud cover 20).
The month with the least cloud cover is September (Cloud cover 3).
Average visibility in September
Varamin, 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).
