September weather forecastAligider, Eritrea
September
Weather in September
September brings another warm spell with a high of 36.6°C (97.9°F) and a low of 27°C (80.6°F), indicating a minor surge in Aligider's average temperatures. The weather in September resembles the previous months, albeit with a slight return of the summer's heat. Reflecting the trend expected in October, September, at 43% humidity level, returns to a drier climate. Thus, Aligider's weather in September stands out with a minor heat surge and dryness.Temperature
September's arrival in Aligider brings an average high-temperature of a sweltering 36.6°C (97.9°F), slightly deviating from August's 33.9°C (93°F). Aligider's nighttime temperature in September drops to an average of 27°C (80.6°F).Heat index
September's mean heat index is estimated at an extremely hot 42°C (107.6°F). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.Data suggests that the heat index is set for environments in shade and with a light wind. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. 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 highly critical to babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.
Humidity
In September, the average relative humidity in Aligider is 43%.Rainfall
In September, in Aligider, the rain falls for 7.7 days. Throughout September, 15mm (0.59") of precipitation is accumulated. In Aligider, during the entire year, the rain falls for 57.4 days and collects up to 161mm (6.34") of precipitation.Daylight
In September, the average length of the day in Aligider is 12h and 13min.On the first day of September, sunrise is at 06:21 and sunset at 18:46. On the last day of the month, sunrise is at 06:23 and sunset at 18:24 EAT.
Sunshine
In Aligider, the average sunshine in September is 9.8h.UV index
The average daily maximum UV index in September is 8. A UV Index estimate of 8 to 10 represents a very high health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 8 in September interprets into the following recommendations:
It is crucial to take precautions; skin and eyes can get damaged if left unprotected. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Aligider, Eritrea
- Average high temperature in September: 36.6°C
The warmest month (with the highest average high temperature) is May (40.3°C).
The month with the lowest average high temperature is January (33.3°C).
- Average low temperature in September: 27°C
The month with the highest average low temperature is May (29.7°C).
The coldest month (with the lowest average low temperature) is January (20.3°C).
Average pressure in September
Aligider, Eritrea
- Average pressure in September: 1008mbar
The month with the highest atmospheric pressure is January (1011mbar).
The month with the lowest atmospheric pressure is April (1005.6mbar).
Average wind speed in September
Aligider, Eritrea
- Average wind speed in September: 12.9km/h
The windiest month (with the highest average wind speed) is July (20.3km/h).
The calmest month (with the lowest average wind speed) is October (10.6km/h).
Average humidity in September
Aligider, Eritrea
- Average humidity in September: 43%
The month with the highest relative humidity is August (57%).
The month with the lowest relative humidity is April (21%).
Average rainfall in September
Aligider, Eritrea
- Average rainfall in September: 15mm
The wettest month (with the highest rainfall) is August (59mm).
The driest months (with the least rainfall) are January, February and December (0mm).
Average rainfall days in September
Aligider, Eritrea
- Average rainfall days in September: 7.7 days
The month with the highest number of rainy days is August (17.3 days).
The months with the least rainy days are January and December (0 days).
Average daylight in September /
Average sunshine in September
Aligider, Eritrea
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in September: 9h and 48min
The months with the most sunshine are January, February, November and December (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 9h and 6min).
Average sunshine days in September
Aligider, Eritrea
- Average sunshine days in September: 19 days
The month with the most sunshine days is January (31 days).
The month with the least sunshine days is August (11 days).
Average UV index in September
Aligider, Eritrea
- Average UV index in September: 8
The month with the highest UV index is May (UV index 9).
The months with the lowest UV index are January, July, November and December (UV index 7).
Average cloud cover in September
Aligider, Eritrea
- Average cloud cover in September: 15
The month with the most cloud cover is August (Cloud cover 32).
The month with the least cloud cover is January (Cloud cover 1).
Average visibility in September
Aligider, Eritrea
- 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).





