September weather forecastGolnam, Iran
September
Weather in September
September, the first month of the autumn in Golnam, is also a moderately hot month, with temperature in the range of an average high of 27.9°C (82.2°F) and an average low of 14.8°C (58.6°F).Temperature
September's climate shows a minor adjustment in average high-temperatures to a warm 27.9°C (82.2°F) from August's 30.4°C (86.7°F). In Golnam, the nighttime temperature registers a significant drop from daytime peaks to an average of 14.8°C (58.6°F) in September.Humidity
The average relative humidity in September in Golnam is 18%.Rainfall
July and September are months without rainfall.Snowfall
In Golnam, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 05:07 and sunset at 17:56. On the last day of September, in Golnam, sunrise is at 05:25 and sunset at 17:18 +0330.
Sunshine
In September, the average sunshine is 10h.UV index
In Golnam, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 6 translates into these guidelines:
Inhibit overexposure. Warding off sun damage is of utmost importance. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Golnam, Iran
- Average high temperature in September: 27.9°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 (7.7°C).
- Average low temperature in September: 14.8°C
The month with the highest average low temperature is July (20.3°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).
Average pressure in September
Golnam, Iran
- Average pressure in September: 1010.1mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is July (1003.1mbar).
Average wind speed in September
Golnam, Iran
- Average wind speed in September: 15.7km/h
The windiest month (with the highest average wind speed) is July (27.4km/h).
The calmest month (with the lowest average wind speed) is December (9km/h).
Average humidity in September
Golnam, Iran
- Average humidity in September: 18%
The months with the highest relative humidity are January and February (46%).
The months with the lowest relative humidity are June and July (17%).
Average rainfall in September
Golnam, Iran
- Average rainfall in September: 0mm
The wettest months (with the highest rainfall) are March and April (37mm).
The driest months (with the least rainfall) are July and September (0mm).
Average rainfall days in September
Golnam, Iran
- Average rainfall days in September: 0.3 days
The month with the highest number of rainy days is April (11.1 days).
The month with the least rainy days is July (0.1 days).
Average snowfall in September
Golnam, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Golnam, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Golnam, 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: 10h and 0min
The months with the most sunshine are June and July (Average sunshine: 12h and 18min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).
Average sunshine days in September
Golnam, Iran
- Average sunshine days in September: 29.4 days
The month with the most sunshine days is July (30.8 days).
The month with the least sunshine days is April (15.8 days).
Average UV index in September
Golnam, Iran
- Average UV index in September: 6
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Golnam, Iran
- Average cloud cover in September: 1
The month with the most cloud cover is February (Cloud cover 20).
The month with the least cloud cover is September (Cloud cover 1).
Average visibility in September
Golnam, 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).





