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
Vamenan in September undergoes a slight reduction in the average high-temperature, shifting from August's hot 34.4°C (93.9°F) to a still tropical 30.9°C (87.6°F). Vamenan's temperature drops to an average low of 19.3°C (66.7°F) during the nights of September.Heat index
September's mean heat index is computed to be a hot 31°C (87.8°F). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.In reference to the heat index, it's for places in shade and with a slight wind. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', comes about by integrating the temperature readings with the humidity levels. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
The average relative humidity in September is 43%.Rainfall
In Vamenan, during September, the rain falls for 2.6 days and regularly aggregates up to 3mm (0.12") of precipitation. Throughout the year, there are 64.8 rainfall days, and 186mm (7.32") of precipitation is accumulated.Snowfall
In Vamenan, snow does not fall in April through October.Daylight
In Vamenan, Iran, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 05:18 and sunset at 18:16. On the last day of September, sunrise is at 05:42 and sunset at 17:32 +0330.
Sunshine
In Vamenan, the average sunshine in September is 10.9h.UV index
The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 6 during September translates into the following directions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the average humidity in September?
How many days does it rain in September in Vamenan?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Vamenan have in September?
How high is the UV index in September?
Average temperature in September
Vamenan, Iran
- Average high temperature in September: 30.9°C
The warmest month (with the highest average high temperature) is July (35.8°C).
The month with the lowest average high temperature is January (12.2°C).
- Average low temperature in September: 19.3°C
The month with the highest average low temperature is July (23.4°C).
The coldest months (with the lowest average low temperature) are January and February (4.2°C).
Average pressure in September
Vamenan, Iran
- Average pressure in September: 1013.8mbar
The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is July (1008.1mbar).
Average wind speed in September
Vamenan, Iran
- Average wind speed in September: 7.5km/h
The windiest month (with the highest average wind speed) is July (9km/h).
The calmest month (with the lowest average wind speed) is November (6.7km/h).
Average humidity in September
Vamenan, Iran
- Average humidity in September: 43%
The month with the highest relative humidity is February (56%).
The month with the lowest relative humidity is June (39%).
Average rainfall in September
Vamenan, Iran
- Average rainfall in September: 3mm
The wettest month (with the highest rainfall) is March (45mm).
The driest months (with the least rainfall) are July and August (2mm).
Average rainfall days in September
Vamenan, Iran
- Average rainfall days in September: 2.6 days
The month with the highest number of rainy days is March (9.5 days).
The month with the least rainy days is June (1.8 days).
Average snowfall in September
Vamenan, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is February (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Vamenan, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.6 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
Vamenan, 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 5min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).
Average sunshine days in September
Vamenan, Iran
- Average sunshine days in September: 26.5 days
The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is February (16.5 days).
Average UV index in September
Vamenan, 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 and February (UV index 3).
Average cloud cover in September
Vamenan, Iran
- Average cloud cover in September: 8
The month with the most cloud cover is February (Cloud cover 29).
The month with the least cloud cover is September (Cloud cover 8).
Average visibility in September
Vamenan, 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).
