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 shift from August to September includes a small decrease in the average high-temperature, from a torrid 36.3°C (97.3°F) to a hot 31.9°C (89.4°F). The month of September sees a significant daily temperature drop, recording an average low-temperature of 17°C (62.6°F).Humidity
In September, the average relative humidity in Rah Sefid is 22%.Rainfall
June through September are months with the least rain when the rain falls for 1 days and typically aggregates up to 1mm (0.04") of rain.Snowfall
In Rah Sefid, snow does not fall in April through November.Daylight
In Rah Sefid, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 05:58 and sunset at 18:50. On the last day of the month, sunrise is at 06:18 and sunset at 18:10 +0330.
Sunshine
In Rah Sefid, Iran, the average sunshine in September is 10.2h.UV index
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In September, the maximum UV index of 6 suggests these recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
What is the average length of the day 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?
Average temperature in September
Rah Sefid, Iran
- Average high temperature in September: 31.9°C
The warmest month (with the highest average high temperature) is July (36.9°C).
The month with the lowest average high temperature is January (8.6°C).
- Average low temperature in September: 17°C
The month with the highest average low temperature is July (22.6°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).
Average pressure in September
Rah Sefid, Iran
- Average pressure in September: 1008mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The month with the lowest atmospheric pressure is July (1000.6mbar).
Average wind speed in September
Rah Sefid, Iran
- Average wind speed in September: 10.5km/h
The windiest month (with the highest average wind speed) is June (12.9km/h).
The calmest month (with the lowest average wind speed) is November (6.8km/h).
Average humidity in September
Rah Sefid, Iran
- Average humidity in September: 22%
The month with the highest relative humidity is January (57%).
The month with the lowest relative humidity is July (16%).
Average rainfall in September
Rah Sefid, Iran
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is March (68mm).
The driest months (with the least rainfall) are June, July, August and September (1mm).
Average rainfall days in September
Rah Sefid, Iran
- Average rainfall days in September: 1 days
The month with the highest number of rainy days is April (12.6 days).
The month with the least rainy days is August (0.4 days).
Average snowfall in September
Rah Sefid, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is January (128mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Rah Sefid, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Rah Sefid, 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: 10h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 6h and 42min).
Average sunshine days in September
Rah Sefid, Iran
- Average sunshine days in September: 28.2 days
The month with the most sunshine days is August (30.3 days).
The month with the least sunshine days is April (14 days).
Average UV index in September
Rah Sefid, Iran
- Average UV index in September: 6
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in September
Rah Sefid, 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 June (Cloud cover 2).
Average visibility in September
Rah Sefid, 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).
