September weather forecastLachvan, Iran
September
Weather in September
September, the first month of the autumn in Lachvan, is still a warm month, with temperature in the range of an average high of 23.7°C (74.7°F) and an average low of 12°C (53.6°F).Temperature
September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's 27.4°C (81.3°F) to a still warm 23.7°C (74.7°F). Lachvan's average low-temperature is measured at a cool 12°C (53.6°F) during September.Humidity
In Lachvan, Iran, the average relative humidity in September is 51%.Rainfall
The months with the least rainfall in Lachvan are August and September Rain falls for 4.5 days and accumulates 5mm (0.2") of rain.Snowfall
In Lachvan, snow does not fall in May through September.Daylight
The average length of the day in September in Lachvan, Iran, is 12h and 25min.On the first day of the month, sunrise is at 05:47 and sunset at 18:43. On the last day of September, sunrise is at 06:10 and sunset at 18:00 +0330.
Sunshine
In September, the average sunshine is 11h.UV index
In Lachvan, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 5 during September translates into the following directions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Lachvan, Iran
- Average high temperature in September: 23.7°C
The warmest month (with the highest average high temperature) is July (28.7°C).
The month with the lowest average high temperature is January (1°C).
- Average low temperature in September: 12°C
The month with the highest average low temperature is July (15.6°C).
The coldest month (with the lowest average low temperature) is January (-5.7°C).
Average pressure in September
Lachvan, Iran
- Average pressure in September: 1014.2mbar
The month with the highest atmospheric pressure is December (1022.2mbar).
The month with the lowest atmospheric pressure is July (1008.8mbar).
Average wind speed in September
Lachvan, Iran
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is March (13.5km/h).
The calmest month (with the lowest average wind speed) is November (9.9km/h).
Average humidity in September
Lachvan, Iran
- Average humidity in September: 51%
The month with the highest relative humidity is February (76%).
The month with the lowest relative humidity is June (44%).
Average rainfall in September
Lachvan, Iran
- Average rainfall in September: 5mm
The wettest month (with the highest rainfall) is April (64mm).
The driest months (with the least rainfall) are August and September (5mm).
Average rainfall days in September
Lachvan, Iran
- Average rainfall days in September: 4.5 days
The month with the highest number of rainy days is April (16.2 days).
The month with the least rainy days is August (3.4 days).
Average snowfall in September
Lachvan, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is January (175mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Lachvan, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lachvan, Iran
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 11h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 6h and 30min).
Average sunshine days in September
Lachvan, Iran
- Average sunshine days in September: 22.6 days
The month with the most sunshine days is August (25.2 days).
The month with the least sunshine days is April (10.3 days).
Average UV index in September
Lachvan, Iran
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Lachvan, Iran
- Average cloud cover in September: 13
The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is June (Cloud cover 12).
Average visibility in September
Lachvan, Iran
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).





