September weather forecastBostan, Iran
September
Weather in September
September, the first month of the autumn in Bostan, is also a scorching month, with an average temperature fluctuating between 43.5°C (110.3°F) and 30.5°C (86.9°F).Temperature
The commencement of September indicates a gentle shift in the average high-temperature, receding from August's blazing hot 47.5°C (117.5°F) to a blistering 43.5°C (110.3°F). September nights present a stark temperature decrease to a tropical 30.5°C (86.9°F).Humidity
The average relative humidity in September in Bostan is 12%.Rainfall
June through September are months without rainfall.Daylight
In Bostan, the average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 05:53 and sunset at 18:41. On the last day of the month, sunrise is at 06:11 and sunset at 18:04 +0330.
Sunshine
In Bostan, the average sunshine in September is 11.2h.UV index
In Bostan, the average daily maximum UV index in September is 8. A UV Index reading of 8 to 10 represents a very high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 8 during September translates into the following guidance:
Always take safety measures. The skin and eyes are at risk if left exposed. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Bostan, Iran
- Average high temperature in September: 43.5°C
The warmest month (with the highest average high temperature) is July (48°C).
The month with the lowest average high temperature is January (19.3°C).
- Average low temperature in September: 30.5°C
The month with the highest average low temperature is July (35°C).
The coldest month (with the lowest average low temperature) is January (11.1°C).
Average pressure in September
Bostan, Iran
- Average pressure in September: 1005.5mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (997.8mbar).
Average wind speed in September
Bostan, Iran
- Average wind speed in September: 12.9km/h
The windiest month (with the highest average wind speed) is June (18.2km/h).
The calmest month (with the lowest average wind speed) is November (10.3km/h).
Average humidity in September
Bostan, Iran
- Average humidity in September: 12%
The month with the highest relative humidity is January (43%).
The month with the lowest relative humidity is June (9%).
Average rainfall in September
Bostan, Iran
- Average rainfall in September: 0mm
The wettest month (with the highest rainfall) is November (50mm).
The driest months (with the least rainfall) are June, July, August and September (0mm).
Average rainfall days in September
Bostan, Iran
- Average rainfall days in September: 0.1 days
The month with the highest number of rainy days is March (7.3 days).
The months with the least rainy days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Bostan, Iran
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 11h and 12min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 54min).
Average sunshine days in September
Bostan, Iran
- Average sunshine days in September: 29.9 days
The month with the most sunshine days is July (31 days).
The month with the least sunshine days is February (20.6 days).
Average UV index in September
Bostan, Iran
- Average UV index in September: 8
The months with the highest UV index are June, July and August (UV index 10).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in September
Bostan, Iran
- Average cloud cover in September: 1
The month with the most cloud cover is January (Cloud cover 20).
The months with the least cloud cover are June and September (Cloud cover 1).
Average visibility in September
Bostan, 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).





