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 snowfall in September
- Average snowfall 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 arrival of September is marked by a minor reduction in average high-temperature, sliding from a warm 29.1°C (84.4°F) in August to a still moderately hot 25.7°C (78.3°F). Torre de Dona Chama documents a significant temperature variance in September, with the mean nighttime lows settling at a fresh 11.3°C (52.3°F).Humidity
In September, the average relative humidity in Torre de Dona Chama is 60%.Rainfall
In Torre de Dona Chama, Portugal, in September, during 6.3 rainfall days, 18mm (0.71") of precipitation is typically accumulated. In Torre de Dona Chama, Portugal, during the entire year, the rain falls for 127.3 days and collects up to 455mm (17.91") of precipitation.Snowfall
In Torre de Dona Chama, snow does not fall in March through December.Daylight
The average length of the day in September is 12h and 28min.On the first day of September in Torre de Dona Chama, sunrise is at 06:55 and sunset at 20:01. On the last day of the month, sunrise is at 07:24 and sunset at 19:11 WEST.
Sunshine
In September, the average sunshine is 9.4h.UV index
The average daily maximum UV index in September in Torre de Dona Chama is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 5 in September translates into the following instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What are the temperatures in Torre de Dona Chama in September?
What is the average humidity in September in Torre de Dona Chama?
How much does it rain in Torre de Dona Chama in September?
When it does not snow in Torre de Dona Chama?
How many hours of daylight does Torre de Dona Chama have in September?
When is the sunrise / sunset in September in Torre de Dona Chama?
How long on average sun shines in September in Torre de Dona Chama?
What is the UV index intensity in September in Torre de Dona Chama?
Average temperature in September
Torre de Dona Chama, Portugal
- Average high temperature in September: 25.7°C
The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (8.9°C).
- Average low temperature in September: 11.3°C
The months with the highest average low temperature are July and August (13.1°C).
The coldest month (with the lowest average low temperature) is February (1.5°C).
Average pressure in September
Torre de Dona Chama, Portugal
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Torre de Dona Chama, Portugal
- Average wind speed in September: 6.5km/h
The windiest month (with the highest average wind speed) is March (8.3km/h).
The calmest months (with the lowest average wind speed) are September and October (6.5km/h).
Average humidity in September
Torre de Dona Chama, Portugal
- Average humidity in September: 60%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (56%).
Average rainfall in September
Torre de Dona Chama, Portugal
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is December (72mm).
The driest months (with the least rainfall) are July and August (11mm).
Average rainfall days in September
Torre de Dona Chama, Portugal
- Average rainfall days in September: 6.3 days
The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is August (3.8 days).
Average snowfall in September
Torre de Dona Chama, Portugal
- Average snowfall in September: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Torre de Dona Chama, Portugal
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Torre de Dona Chama, Portugal
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in September
Torre de Dona Chama, Portugal
- Average sunshine days in September: 21.8 days
The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is November (13.5 days).
Average UV index in September
Torre de Dona Chama, Portugal
- Average UV index in September: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Torre de Dona Chama, Portugal
- Average cloud cover in September: 23
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Torre de Dona Chama, Portugal
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (6km).
Torre de Dona Chama, Portugal
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