September weather forecast
Yoboki, Djibouti

September

Weather in September

In September, Yoboki witnesses a noticeable transformation in its weather patterns. While still warm, the temperatures begin their descending curve. On rare occasions, the month witnesses a marginal snowfall, creating a stark, unique visual against the desert backdrop. Ensuing a tone of moderation, the temperature ranges from 30°C (86°F) at night to a high of 35.6°C (96.1°F) during daylight. Enduring the minor fluctuations, Yoboki thrives and offers a warm welcome to all.

Temperature

Yoboki records an average high-temperature of a still torrid 35.6°C (96.1°F) in September, closely mirroring the climate of the previous month. An average low-temperature of 30°C (86°F) is observed during September nights.

Heat index

The heat index value for September is estimated at a blisteringly hot 44°C (111.2°F). Be on the lookout: Heat cramps and heat exhaustion are anticipated. Continued exertion can result in heatstroke.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In Yoboki, the average relative humidity in September is 54%.

Rainfall

In Yoboki, in September, it is raining for 5.5 days, with typically 8mm (0.31") of accumulated precipitation. In Yoboki, during the entire year, the rain falls for 81.4 days and collects up to 125mm (4.92") of precipitation.

Snowfall

September is the only month when snow falls. September has the most snowfall days of the year. Snow falls for 0.1 days.

Daylight

The average length of the day in September is 12h and 11min.
On the first day of September, sunrise is at 06:01 and sunset at 18:21. On the last day of the month, sunrise is at 06:00 and sunset at 18:02 EAT.

Sunshine

The average sunshine in September is 11.6h.

UV index

The months with the highest UV index in Yoboki, Djibouti, are May through September, with an average maximum UV index of 8. A UV Index of 8 to 10 symbolizes a very high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 8 in September interprets into the following recommendations:
Ensure you act responsibly. Without precautions, skin and eyes can suffer. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.

Frequently asked questions

How hot is it in September?
In Yoboki, 35.6°C (96.1°F) is the average high-temperature and 30°C (86°F) is the average low-temperature during September. The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is estimated at 44°C (111.2°F).
What is the average humidity in September?
The average relative humidity in September is 54%.
How much does it rain in September?
In Yoboki, Djibouti, in September, it is raining for 5.5 days, with typically 8mm (0.31") of accumulated precipitation.
What is the snowiest month?
September has the most snowfall days of the year. Snow falls for 0.1 days.
When does it start snowing?
September is the first month it typically snows. Throughout September, there are 0.1 snowfall days.
What is the average length of the day in September?
In September, the average day length is 12h and 11min.
When are sunrise and sunset in September?
On the first day of September in Yoboki, sunrise is at 06:01 and sunset at 18:21. On the last day of the month, sunrise is at 06:00 and sunset at 18:02 EAT.
How long on average sun shines in September?
The average sunshine duration in September is 11.6h.
What are the months 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 September, the average daily maximum UV index is 8. A UV Index reading of 8 to 10 represents a very high health vulnerability from unprotected exposure to 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 snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Yoboki, Djibouti
  • Average high temperature in September: 35.6°C

The warmest month (with the highest average high temperature) is July (37.9°C).
The month with the lowest average high temperature is January (26.3°C).

  • Average low temperature in September: 30°C

The month with the highest average low temperature is July (31.4°C).
The coldest month (with the lowest average low temperature) is January (22.4°C).

Average pressure in September
Yoboki, Djibouti
  • Average pressure in September: 1005.9mbar

The month with the highest atmospheric pressure is January (1014.8mbar).
The month with the lowest atmospheric pressure is July (1003.2mbar).

Average wind speed in September
Yoboki, Djibouti
  • Average wind speed in September: 9.9km/h

The windiest month (with the highest average wind speed) is July (14.6km/h).
The calmest month (with the lowest average wind speed) is May (9.8km/h).

Average humidity in September
Yoboki, Djibouti
  • Average humidity in September: 54%

The months with the highest relative humidity are February and March (73%).
The month with the lowest relative humidity is July (42%).

Average rainfall in September
Yoboki, Djibouti
  • Average rainfall in September: 8mm

The wettest month (with the highest rainfall) is November (24mm).
The driest month (with the least rainfall) is June (1mm).

Average rainfall days in September
Yoboki, Djibouti
  • Average rainfall days in September: 5.5 days

The month with the highest number of rainy days is August (11.5 days).
The month with the least rainy days is June (1.4 days).

Average snowfall days in September
Yoboki, Djibouti
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

Average daylight in September /
Average sunshine in September
Yoboki, Djibouti
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in September: 11h and 4min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The months with the least sunshine are November and December (Average sunshine: 6h and 48min).

Average sunshine days in September
Yoboki, Djibouti
  • Average sunshine days in September: 20.3 days

The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is August (12.7 days).

Average UV index in September
Yoboki, Djibouti
  • Average UV index in September: 8

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

Average cloud cover in September
Yoboki, Djibouti
  • Average cloud cover in September: 10

The month with the most cloud cover is January (Cloud cover 34).
The month with the least cloud cover is May (Cloud cover 9).

Average visibility in September
Yoboki, Djibouti
  • 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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