September weather forecastTorno, Portugal
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Torno, Portugal, with an average temperature varying between 12.3°C (54.1°F) and 25.6°C (78.1°F).Temperature
The arrival of September brings an average high-temperature of a still moderately hot 25.6°C (78.1°F), closely following the temperature pattern of August. Torno anticipates a pronounced temperature drop from daily highs during the nights of September, with an average low of 12.3°C (54.1°F).Humidity
In September, the average relative humidity in Torno is 64%.Rainfall
In Torno, in September, it is raining for 8.3 days, with typically 35mm (1.38") of accumulated precipitation. In Torno, during the entire year, the rain falls for 143.2 days and collects up to 798mm (31.42") of precipitation.Snowfall
In Torno, snow does not fall in February through December.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 06:59 and sunset at 20:05. On the last day of the month, sunrise is at 07:29 and sunset at 19:16 WEST.
Sunshine
In September, the average sunshine is 8.8h.UV index
In Torno, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 5 suggests these recommendations:
Take precautions - Protection against skin and eye damage is obliged. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Torno, Portugal
- Average high temperature in September: 25.6°C
The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (10.5°C).
- Average low temperature in September: 12.3°C
The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is February (3.3°C).
Average pressure in September
Torno, Portugal
- Average pressure in September: 1017.3mbar
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
Torno, Portugal
- Average wind speed in September: 6.3km/h
The windiest month (with the highest average wind speed) is March (8.1km/h).
The calmest month (with the lowest average wind speed) is September (6.3km/h).
Average humidity in September
Torno, Portugal
- Average humidity in September: 64%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (62%).
Average rainfall in September
Torno, Portugal
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is December (124mm).
The driest month (with the least rainfall) is July (10mm).
Average rainfall days in September
Torno, Portugal
- Average rainfall days in September: 8.3 days
The months with the highest number of rainy days are April and November (16.2 days).
The month with the least rainy days is August (5.3 days).
Average snowfall in September
Torno, Portugal
- Average snowfall in September: 0mm
The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Torno, Portugal
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Torno, Portugal
- Average daylight in September: 12h and 30min
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 18min).
- Average sunshine in September: 8h and 48min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Torno, Portugal
- Average sunshine days in September: 20.3 days
The month with the most sunshine days is August (24.1 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in September
Torno, Portugal
- Average UV index in September: 5
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Torno, Portugal
- Average cloud cover in September: 28
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Torno, Portugal
- Average visibility in September: 9km
The months with the highest visibility are August and September (9km).
The month with the lowest visibility is January (6km).





