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
As September begins, there is a minor decrease in the average high-temperature, softly falling from a tropical 31.8°C (89.2°F) in August to a moderately hot 27.7°C (81.9°F). In Rastegan, a significant divergence from daytime highs is recorded, with average lows of 14.1°C (57.4°F) during September nights.Humidity
The average relative humidity in September is 23%.Rainfall
The months with the least rainfall are July through September Rain falls for 0.7 days and accumulates 1mm (0.04") of rain.Snowfall
In Rastegan, 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 05:42 and sunset at 18:35. On the last day of September, sunrise is at 06:03 and sunset at 17:54 +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 moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 5 in September leads to these guidelines:
Undertake protective steps - Preventing sun damage is advised. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September in Rastegan?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September in Rastegan?
How many hours of sunshine does Rastegan have in September?
What is the UV index reading in September?
Average temperature in September
Rastegan, Iran
- Average high temperature in September: 27.7°C
The warmest month (with the highest average high temperature) is July (33.2°C).
The month with the lowest average high temperature is January (4.4°C).
- Average low temperature in September: 14.1°C
The month with the highest average low temperature is July (19.6°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure in September
Rastegan, Iran
- Average pressure in September: 1012.6mbar
The month with the highest atmospheric pressure is December (1021.6mbar).
The month with the lowest atmospheric pressure is July (1005.8mbar).
Average wind speed in September
Rastegan, Iran
- Average wind speed in September: 8.7km/h
The windiest month (with the highest average wind speed) is March (12.5km/h).
The calmest month (with the lowest average wind speed) is November (7.1km/h).
Average humidity in September
Rastegan, Iran
- Average humidity in September: 23%
The month with the highest relative humidity is January (62%).
The month with the lowest relative humidity is July (18%).
Average rainfall in September
Rastegan, Iran
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is March (22mm).
The driest months (with the least rainfall) are July, August and September (1mm).
Average rainfall days in September
Rastegan, Iran
- Average rainfall days in September: 0.7 days
The month with the highest number of rainy days is April (8.3 days).
The month with the least rainy days is September (0.7 days).
Average snowfall in September
Rastegan, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is March (56mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Rastegan, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.7 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
Rastegan, 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: 9h and 54min).
- Average sunshine in September: 11h and 2min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 42min).
Average sunshine days in September
Rastegan, Iran
- Average sunshine days in September: 28.9 days
The month with the most sunshine days is August (29.7 days).
The month with the least sunshine days is April (21.2 days).
Average UV index in September
Rastegan, 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, November and December (UV index 2).
Average cloud cover in September
Rastegan, Iran
- Average cloud cover in September: 5
The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 5).
Average visibility in September
Rastegan, 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).
