Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The average high-temperature for September is an agreeable 22.9°C (73.2°F), closely aligning with the temperature of the preceding month. In Gav Mast, September is characterized by an average low-temperature of 18.5°C (65.3°F), indicating a minor drop from daytime highs.Humidity
The average relative humidity in September is 73%.Rainfall
In Gav Mast, Iran, in September, during 11.7 rainfall days, 30mm (1.18") of precipitation is typically accumulated. In Gav Mast, during the entire year, the rain falls for 140.3 days and collects up to 522mm (20.55") of precipitation.Snowfall
April through October and December are months without snowfall.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 05:39 and sunset at 18:36. On the last day of September, sunrise is at 06:03 and sunset at 17:53 +0330.
Sunshine
The average sunshine in September is 10.7h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 5 suggests this advice:
Guard yourself - Avoiding sunburn is suggested. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Gav Mast, Iran
- Average high temperature in September: 22.9°C
The warmest month (with the highest average high temperature) is July (25.8°C).
The month with the lowest average high temperature is February (7.8°C).
- Average low temperature in September: 18.5°C
The month with the highest average low temperature is July (20.5°C).
The coldest month (with the lowest average low temperature) is February (3.5°C).
Average pressure in September
Gav Mast, Iran
- Average pressure in September: 1014.1mbar
The month with the highest atmospheric pressure is December (1021.6mbar).
The month with the lowest atmospheric pressure is July (1008.6mbar).
Average wind speed in September
Gav Mast, Iran
- Average wind speed in September: 9.4km/h
The windiest month (with the highest average wind speed) is October (11.1km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in September
Gav Mast, Iran
- Average humidity in September: 73%
The month with the highest relative humidity is February (76%).
The month with the lowest relative humidity is June (68%).
Average rainfall in September
Gav Mast, Iran
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is November (79mm).
The driest month (with the least rainfall) is June (15mm).
Average rainfall days in September
Gav Mast, Iran
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is October (14.8 days).
The month with the least rainy days is June (7.4 days).
Average snowfall in September
Gav Mast, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is February (68mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).
Average snowfall days in September
Gav Mast, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are May, June, July, August, September, October and December (0 days).
Average daylight in September /
Average sunshine in September
Gav Mast, Iran
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 10h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is November (Average sunshine: 5h and 48min).
Average sunshine days in September
Gav Mast, Iran
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is December (17.5 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in September
Gav Mast, Iran
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 3).
Average cloud cover in September
Gav Mast, Iran
- Average cloud cover in September: 20
The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is June (Cloud cover 12).
Average visibility in September
Gav Mast, 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).
