September weather forecastSian, Pakistan
September weather forecast for Sian, Pakistan: The first month of the autumn, September, is also a fiery hot month in Sian, Pakistan, with an average temperature ranging between min 24.5°C (76.1°F) and max 36.1°C (97°F). The average heat index, which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 43°C (109.4°F).
September
Weather in September
The first month of the autumn, September, is also a fiery hot month in Sian, Pakistan, with an average temperature ranging between min 24.5°C (76.1°F) and max 36.1°C (97°F).Temperature
The arrival of September coincides with an average high-temperature of a still sweltering 36.1°C (97°F), indicating a minimal shift from August's 37.8°C (100°F). Sian observes an average nighttime temperature of 24.5°C (76.1°F) during September.Heat index
For most parts of September, the heat index is evaluated at a blisteringly hot 43°C (109.4°F). Heed: Expect heat cramps and heat exhaustion. Continued action may cause heatstroke.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', shows a temperature sensation when both heat and moisture conditions are combined. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.
Humidity
In September, the average relative humidity is 50%.Rainfall
In September, the rain falls for 10.4 days. Throughout September, 51mm (2.01") of precipitation is accumulated. Throughout the year, in Sian, Pakistan, there are 100.7 rainfall days, and 391mm (15.39") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 22min.On the first day of the month, sunrise is at 5:37 am and sunset at 6:26 pm. On the last day of September, sunrise is at 5:55 am and sunset at 5:48 pm PKT.
Sunshine
The average sunshine in September is 11.1h.UV index
In Sian, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 7 during September translates into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sian, Pakistan
- Average high temperature in September: 36.1°C
The warmest month (with the highest average high temperature) is June (42.6°C).
The month with the lowest average high temperature is January (20.6°C).
- Average low temperature in September: 24.5°C
The month with the highest average low temperature is July (31°C).
The coldest month (with the lowest average low temperature) is January (8.7°C).
Average pressure in September
Sian, Pakistan
- Average pressure in September: 1005.4mbar
The month with the highest atmospheric pressure is January (1017.7mbar).
The month with the lowest atmospheric pressure is July (998.3mbar).
Average wind speed in September
Sian, Pakistan
- Average wind speed in September: 6.7km/h
The windiest month (with the highest average wind speed) is June (9.7km/h).
The calmest month (with the lowest average wind speed) is October (5.8km/h).
Average humidity in September
Sian, Pakistan
- Average humidity in September: 50%
The month with the highest relative humidity is August (55%).
The month with the lowest relative humidity is May (22%).
Average rainfall in September
Sian, Pakistan
- Average rainfall in September: 51mm
The wettest month (with the highest rainfall) is August (86mm).
The driest month (with the least rainfall) is October (6mm).
Average rainfall days in September
Sian, Pakistan
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is December (2.5 days).
Average daylight in September /
Average sunshine in September
Sian, Pakistan
- 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: 11h and 6min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).
Average sunshine days in September
Sian, Pakistan
- Average sunshine days in September: 16.8 days
The month with the most sunshine days is December (27.9 days).
The month with the least sunshine days is August (9.9 days).
Average UV index in September
Sian, Pakistan
- Average UV index in September: 7
The months with the highest UV index are May and June (UV index 9).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in September
Sian, Pakistan
- Average cloud cover in September: 15
The month with the most cloud cover is August (Cloud cover 27).
The month with the least cloud cover is October (Cloud cover 6).
Average visibility in September
Sian, Pakistan
- 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).





