September weather forecast
Ba Tays, Yemen

September

Weather in September

Contrary to the overall cooling trend in Ba Tays, September experiences a small increase in temperature to an average high of 32.6°C (90.7°F). Interestingly, the days of rainfall dwindle to 3.2 and the cloud cover diminishes to 9%. The combination of lesser clouds and slightly higher temperatures results in an overall dry spell. Nevertheless, the stable visibility and reduced wind speed make this month ideal for exploring the city's outdoors. Despite the dry conditions, the city maintains a satisfactory level of atmospheric equilibrium.

Temperature

The arrival of September brings an average high-temperature of a still hot 32.6°C (90.7°F), nearly identical to August's 32.4°C (90.3°F). A modest nighttime temperature average of 29.9°C (85.8°F) characterizes September in Ba Tays.

Heat index

The heat index in September is estimated at a blistering 42°C (107.6°F). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In Ba Tays, the average relative humidity in September is 69%.

Rainfall

In Ba Tays, in September, it is raining for 3.2 days, with typically 5mm (0.2") of accumulated precipitation. In Ba Tays, during the entire year, the rain falls for 37.8 days and collects up to 60mm (2.36") of precipitation.

Daylight

The average length of the day in September is 12h and 12min.
On the first day of the month, sunrise is at 05:47 and sunset at 18:09. On the last day of September, sunrise is at 05:48 and sunset at 17:49 +03.

Sunshine

In Ba Tays, the average sunshine in September is 11h.

UV index

May through September, with an average maximum UV index of 8, are months with the highest UV index. A UV Index value of 8 to 10 symbolizes a very high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 8 during September translates into the following recommendations:
Prioritize your safety. Without precautions, skin and eyes might get hurt quickly. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

How hot is it in September?
An average high-temperature, in September, in Ba Tays, is 32.6°C (90.7°F) and the average low-temperature is 29.9°C (85.8°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in September is estimated at 42°C (107.6°F).
What is the average humidity in September?
In September, the average relative humidity in Ba Tays is 69%.
How many days does it rain in September?
In Ba Tays, during September, the rain falls for 3.2 days and regularly aggregates up to 5mm (0.2") of precipitation.
How many hours of daylight does Ba Tays have in September?
In Ba Tays, the average day length in September is 12h and 12min.
When are sunrise and sunset in September in Ba Tays?
In September, on the first day of the month, sunrise is at 05:47 and sunset at 18:09. On the last day of the month, sunrise is at 05:48 and sunset at 17:49 +03.
How long on average sun shines in September?
In September, the average sunshine duration is 11h.
What is the month with the highest UV index?
May through September, with an average maximum UV index of 8, are months with the highest UV index.
How high is the UV index in September in Ba Tays?
The average daily maximum UV index in September is 8. A UV Index estimate of 8 to 10 represents a very high hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Ba Tays, Yemen
  • Average high temperature in September: 32.6°C

The warmest month (with the highest average high temperature) is June (33.4°C).
The month with the lowest average high temperature is January (26.1°C).

  • Average low temperature in September: 29.9°C

The month with the highest average low temperature is June (30.3°C).
The coldest month (with the lowest average low temperature) is February (23.8°C).

Average pressure in September
Ba Tays, Yemen
  • Average pressure in September: 1006.8mbar

The month with the highest atmospheric pressure is January (1015.7mbar).
The month with the lowest atmospheric pressure is July (1003.1mbar).

Average wind speed in September
Ba Tays, Yemen
  • Average wind speed in September: 14.7km/h

The windiest month (with the highest average wind speed) is March (20.5km/h).
The calmest month (with the lowest average wind speed) is September (14.7km/h).

Average humidity in September
Ba Tays, Yemen
  • Average humidity in September: 69%

The months with the highest relative humidity are February, March and April (74%).
The months with the lowest relative humidity are June and July (66%).

Average rainfall in September
Ba Tays, Yemen
  • Average rainfall in September: 5mm

The wettest months (with the highest rainfall) are May and August (9mm).
The driest month (with the least rainfall) is February (1mm).

Average rainfall days in September
Ba Tays, Yemen
  • Average rainfall days in September: 3.2 days

The month with the highest number of rainy days is August (5.1 days).
The month with the least rainy days is June (1.7 days).

Average daylight in September /
Average sunshine in September
Ba Tays, Yemen
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in September: 11h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 6h and 30min).

Average sunshine days in September
Ba Tays, Yemen
  • Average sunshine days in September: 26.3 days

The month with the most sunshine days is October (28.4 days).
The month with the least sunshine days is August (23.8 days).

Average UV index in September
Ba Tays, Yemen
  • Average UV index in September: 8

The months with the highest UV index are May, June, July, August and September (UV index 8).
The month with the lowest UV index is January (UV index 6).

Average cloud cover in September
Ba Tays, Yemen
  • Average cloud cover in September: 9

The month with the most cloud cover is January (Cloud cover 25).
The months with the least cloud cover are May and October (Cloud cover 7).

Average visibility in September
Ba Tays, Yemen
  • 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).

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