September weather forecastKhollar, Iran
September
Weather in September
The first month of the autumn, September, is also a hot month in Khollar, Iran, with an average temperature fluctuating between 30.7°C (87.3°F) and 18.8°C (65.8°F).Temperature
The transition into September subtly indicates a reduction in the average high-temperature, down to a still tropical 30.7°C (87.3°F) from August's 34.1°C (93.4°F). September nights experience a consistent temperature drop to an enjoyable 18.8°C (65.8°F).Humidity
In September, the average relative humidity is 17%.Rainfall
In Khollar, rain does not fall in June through September.Snowfall
In Khollar, Iran, snow does not fall in April through December.Daylight
In Khollar, the average length of the day in September is 12h and 20min.On the first day of the month, sunrise is at 05:38 and sunset at 18:23. On the last day of September, sunrise is at 05:54 and sunset at 17:47 +0330.
Sunshine
In September, the average sunshine is 11.3h.UV index
The average daily maximum UV index in September in Khollar, Iran, is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum daily UV index of 6 during September morphs into the following directions:
Prevent overexposure. Protection from the sun's harmful effects is needed. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Khollar, Iran
- Average high temperature in September: 30.7°C
The warmest month (with the highest average high temperature) is July (35.6°C).
The month with the lowest average high temperature is January (10.3°C).
- Average low temperature in September: 18.8°C
The month with the highest average low temperature is July (23.6°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in September
Khollar, Iran
- Average pressure in September: 1010.6mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (1003.6mbar).
Average wind speed in September
Khollar, Iran
- Average wind speed in September: 7.9km/h
The windiest month (with the highest average wind speed) is May (11.2km/h).
The calmest month (with the lowest average wind speed) is December (5.6km/h).
Average humidity in September
Khollar, Iran
- Average humidity in September: 17%
The month with the highest relative humidity is January (46%).
The month with the lowest relative humidity is June (12%).
Average rainfall in September
Khollar, Iran
- Average rainfall in September: 0mm
The wettest months (with the highest rainfall) are February and March (31mm).
The driest months (with the least rainfall) are June, July, August and September (0mm).
Average rainfall days in September
Khollar, Iran
- Average rainfall days in September: 0.3 days
The months with the highest number of rainy days are February and March (7.1 days).
The months with the least rainy days are July, August and September (0.3 days).
Average snowfall in September
Khollar, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is January (45mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Khollar, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Khollar, Iran
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in September: 11h and 18min
The month with the most sunshine is June (Average sunshine: 12h and 18min).
The months with the least sunshine are January and February (Average sunshine: 7h and 18min).
Average sunshine days in September
Khollar, Iran
- Average sunshine days in September: 29.8 days
The month with the most sunshine days is July (30.8 days).
The month with the least sunshine days is February (19.9 days).
Average UV index in September
Khollar, Iran
- Average UV index in September: 6
The month with the highest UV index is June (UV index 8).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in September
Khollar, Iran
- Average cloud cover in September: 3
The month with the most cloud cover is February (Cloud cover 16).
The month with the least cloud cover is September (Cloud cover 3).
Average visibility in September
Khollar, 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).





