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 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 beginning of September records an average high-temperature of a still moderately hot 27.7°C (81.9°F), marking a negligible difference from August's 29.8°C (85.6°F). Nighttime temperatures exhibit a substantial dip from daytime highs during September, averaging at a refreshing 14.5°C (58.1°F).Heat index
The heat index value for September is computed to be a hot 30°C (86°F). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.Always consider that heat index estimations are for light winds and places in the shade. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is achieved by amalgamating air temperature with the relative humidity readings. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Humidity
In September, the average relative humidity in Lomba de Égua is 65%.Rainfall
In Lomba de Égua, in September, during 5.2 rainfall days, 16mm (0.63") of precipitation is typically accumulated. In Lomba de Égua, during the entire year, the rain falls for 103 days and collects up to 356mm (14.02") of precipitation.Daylight
In September, the average length of the day in Lomba de Égua is 12h and 27min.On the first day of the month, sunrise is at 07:03 and sunset at 20:05. On the last day of September, in Lomba de Égua, sunrise is at 07:30 and sunset at 19:18 WEST.
Sunshine
The average sunshine in September in Lomba de Égua is 9.2h.UV index
In Lomba de Égua, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 5 during September leads to these advisories:
Exercise prevention - Warding off sunburn is urged. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What is the average September temperature in Lomba de Égua?
What is the average humidity in September in Lomba de Égua?
How many days does it rain in September in Lomba de Égua?
What is the average length of the day in September in Lomba de Égua?
What time are sunrise and sunset in September in Lomba de Égua?
How many hours of sunshine does Lomba de Égua have in September?
How high is the UV index in September in Lomba de Égua?
Average temperature in September
Lomba de Égua, Portugal
- Average high temperature in September: 27.7°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (13.4°C).
- Average low temperature in September: 14.5°C
The months with the highest average low temperature are July and August (15.2°C).
The coldest month (with the lowest average low temperature) is January (6.3°C).
Average pressure in September
Lomba de Égua, Portugal
- Average pressure in September: 1016.7mbar
The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Lomba de Égua, Portugal
- Average wind speed in September: 9.8km/h
The windiest month (with the highest average wind speed) is July (12.4km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).
Average humidity in September
Lomba de Égua, Portugal
- Average humidity in September: 65%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (64%).
Average rainfall in September
Lomba de Égua, Portugal
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is November (58mm).
The driest months (with the least rainfall) are July and August (3mm).
Average rainfall days in September
Lomba de Égua, Portugal
- Average rainfall days in September: 5.2 days
The month with the highest number of rainy days is April (12.8 days).
The month with the least rainy days is August (2.2 days).
Average daylight in September /
Average sunshine in September
Lomba de Égua, Portugal
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in September
Lomba de Égua, Portugal
- Average sunshine days in September: 24.2 days
The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is April (16.3 days).
Average UV index in September
Lomba de Égua, Portugal
- Average UV index in September: 5
The months with the highest UV index are May, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Lomba de Égua, Portugal
- Average cloud cover in September: 22
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Lomba de Égua, Portugal
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
Lomba de Égua, Portugal
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