September weather forecastChalanchi, Iran
September
Weather in September
The first month of the autumn, September, is still a tropical month in Chalanchi, Iran, with temperature in the range of an average high of 31.9°C (89.4°F) and an average low of 17°C (62.6°F).Temperature
A moderate decline in average high-temperatures is noted in September, moving from a very hot 36.3°C (97.3°F) in August to a tropical 31.9°C (89.4°F). September nights are characterized by a notable drop from daytime highs, with an average low-temperature of 17°C (62.6°F).Humidity
In September, the average relative humidity in Chalanchi is 22%.Rainfall
The months with the least rainfall are June through September Rain falls for 1 days and accumulates 1mm (0.04") of rain.Snowfall
April through November are months without snowfall.Daylight
In Chalanchi, the average length of the day in September is 12h and 23min.On the first day of September in Chalanchi, 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 September, the average sunshine in Chalanchi is 10.2h.UV index
In September, the average daily maximum UV index in Chalanchi, Iran, is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 6 in September, converts into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures 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
Chalanchi, 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
Chalanchi, 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
Chalanchi, 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
Chalanchi, 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
Chalanchi, 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
Chalanchi, 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
Chalanchi, 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
Chalanchi, 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
Chalanchi, Iran
- Average daylight in September: 12h and 24min
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 12min
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
Chalanchi, 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
Chalanchi, 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
Chalanchi, 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
Chalanchi, 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).





