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
Weather in September
Temperature
The average high-temperature shows a slight dip in September, from August's tropical 31.5°C (88.7°F) to a moderately hot 27.2°C (81°F). Heshi reports a steady low-temperature average of 14.4°C (57.9°F) throughout September, revealing a large deviation from the daytime high.Heat index
September's mean heat index is computed to be 27°C (80.6°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is found by incorporating humidity levels into the air temperature measurement. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are largely significant for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
The average relative humidity in September is 43%.Rainfall
August and September are months with the least rain in Heshi, Iran, when the rain falls for 2.1 days and typically aggregates up to 2mm (0.08") of rain.Snowfall
In Heshi, snow does not fall in May through October.Daylight
In September, the average length of the day in Heshi, Iran, is 12h and 25min.On the first day of the month, sunrise is at 05:47 and sunset at 18:45. On the last day of September, in Heshi, sunrise is at 06:11 and sunset at 18:01 +0330.
Sunshine
The average sunshine in September is 11h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 5 during September translates into the following guidance:
Adopt protective measures - Suggestions to resist sunburn are offered. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What is the average September temperature in Heshi?
What is the average humidity in September in Heshi?
What is the driest month in Heshi?
How much does it rain in Heshi in September?
When it does not snow in Heshi?
What is the average length of the day in September in Heshi?
When is the sunrise / sunset in September in Heshi?
How many hours of sunshine does Heshi have in September?
How high is the UV index in September in Heshi?
Average temperature in September
Heshi, Iran
- Average high temperature in September: 27.2°C
The warmest month (with the highest average high temperature) is July (32.6°C).
The month with the lowest average high temperature is January (3.2°C).
- Average low temperature in September: 14.4°C
The month with the highest average low temperature is July (18.9°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).
Average pressure in September
Heshi, Iran
- Average pressure in September: 1014.4mbar
The month with the highest atmospheric pressure is December (1022.2mbar).
The month with the lowest atmospheric pressure is July (1009.2mbar).
Average wind speed in September
Heshi, Iran
- Average wind speed in September: 8.9km/h
The windiest month (with the highest average wind speed) is July (11.3km/h).
The calmest month (with the lowest average wind speed) is December (5.1km/h).
Average humidity in September
Heshi, Iran
- Average humidity in September: 43%
The months with the highest relative humidity are January and February (68%).
The month with the lowest relative humidity is June (35%).
Average rainfall in September
Heshi, Iran
- Average rainfall in September: 2mm
The wettest month (with the highest rainfall) is March (26mm).
The driest months (with the least rainfall) are August and September (2mm).
Average rainfall days in September
Heshi, Iran
- Average rainfall days in September: 2.1 days
The month with the highest number of rainy days is March (11.8 days).
The month with the least rainy days is August (1.3 days).
Average snowfall in September
Heshi, Iran
- Average snowfall in September: 0mm
The month with the highest snowfall is January (96mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Heshi, Iran
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Heshi, 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 36min).
- Average sunshine in September: 11h and 0min
The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in September
Heshi, Iran
- Average sunshine days in September: 26.7 days
The month with the most sunshine days is August (28.4 days).
The month with the least sunshine days is April (15.1 days).
Average UV index in September
Heshi, Iran
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Heshi, Iran
- Average cloud cover in September: 7
The month with the most cloud cover is February (Cloud cover 27).
The months with the least cloud cover are June, August and September (Cloud cover 7).
Average visibility in September
Heshi, Iran
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Heshi, Iran
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