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 is marked by a minor decrease in temperature, transitioning from a tropical 30.5°C (86.9°F) in August to a warm 27.1°C (80.8°F). During September, the nighttime temperature in Bai, Iran, averages to a comfortable 16.2°C (61.2°F).Humidity
In September, the average relative humidity is 21%.Rainfall
The only month without rainfall is September.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Bai is 12h and 24min.On the first day of the month, sunrise is at 05:02 and sunset at 17:56. On the last day of September, sunrise is at 05:23 and sunset at 17:14 +0330.
Sunshine
In Bai, the average sunshine in September is 10h.UV index
In Bai, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 5 in September translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Bai?
What is the average humidity in September in Bai?
What is the driest month in Bai?
Does it rain in Bai in September?
When it does not snow in Bai?
What is the average length of the day in September in Bai?
When is the sunrise / sunset in September in Bai?
How long on average sun shines in September in Bai?
What is the UV index intensity in September in Bai?
Average temperature in September
Bai, Iran
- Average high temperature in September: 27.1°C
The warmest month (with the highest average high temperature) is July (32.1°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in September: 16.2°C
The month with the highest average low temperature is July (22°C).
The coldest month (with the lowest average low temperature) is January (-1.2°C).
Average pressure in September
Bai, Iran
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is December (1022.3mbar).
The month with the lowest atmospheric pressure is July (1006.9mbar).
Average wind speed in September
Bai, Iran
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is July (23.1km/h).
The calmest month (with the lowest average wind speed) is December (6.5km/h).
Average humidity in September
Bai, Iran
- Average humidity in September: 21%
The month with the highest relative humidity is February (58%).
The month with the lowest relative humidity is July (18%).
Average rainfall in September
Bai, Iran
- Average rainfall in September: 0mm
The wettest month (with the highest rainfall) is March (44mm).
The driest month (with the least rainfall) is September (0mm).
Average rainfall days in September
Bai, Iran
- Average rainfall days in September: 0.8 days
The month with the highest number of rainy days is April (13.8 days).
The month with the least rainy days is August (0.3 days).
Average snowfall in September
Bai, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is January (89mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Bai, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.9 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
Bai, 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: 10h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 30min).
The months with the least sunshine are January and February (Average sunshine: 7h and 0min).
Average sunshine days in September
Bai, Iran
- Average sunshine days in September: 28.8 days
The month with the most sunshine days is August (30.3 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in September
Bai, 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 and December (UV index 2).
Average cloud cover in September
Bai, Iran
- Average cloud cover in September: 2
The month with the most cloud cover is February (Cloud cover 25).
The months with the least cloud cover are July, August and September (Cloud cover 2).
Average visibility in September
Bai, 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).
