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
Regato experiences an average high-temperature of a still warm 26.3°C (79.3°F) with the onset of September, subtly varied from August's 27.7°C (81.9°F). Regato observes an average nighttime temperature of 14.6°C (58.3°F) during September.Humidity
August and September, with an average relative humidity of 68%, are the least humid months.Rainfall
In Regato, in September, during 4.2 rainfall days, 8mm (0.31") of precipitation is typically accumulated. In Regato, during the entire year, the rain falls for 79 days and collects up to 141mm (5.55") of precipitation.Daylight
The average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 07:02 and sunset at 20:05. On the last day of September, in Regato, sunrise is at 07:30 and sunset at 19:18 WEST.
Sunshine
In September, the average sunshine in Regato is 9.2h.UV index
In Regato, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Frequently asked questions
What is the temperature in September in Regato?
What are the least humid months in Regato?
What is the average humidity in September in Regato?
How much does it rain in Regato in September?
How many hours of daylight does Regato have in September?
What time are sunrise and sunset in September in Regato?
How many hours of sunshine does Regato have in September?
What is the UV index reading in September in Regato?
Average temperature in September
Regato, Portugal
- Average high temperature in September: 26.3°C
The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (13.4°C).
- Average low temperature in September: 14.6°C
The month with the highest average low temperature is July (15°C).
The coldest months (with the lowest average low temperature) are January and February (6.7°C).
Average pressure in September
Regato, Portugal
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Regato, Portugal
- Average wind speed in September: 9.2km/h
The windiest month (with the highest average wind speed) is February (11.9km/h).
The calmest month (with the lowest average wind speed) is September (9.2km/h).
Average humidity in September
Regato, Portugal
- Average humidity in September: 68%
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are August and September (68%).
Average rainfall in September
Regato, Portugal
- Average rainfall in September: 8mm
The wettest month (with the highest rainfall) is November (27mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in September
Regato, Portugal
- Average rainfall days in September: 4.2 days
The month with the highest number of rainy days is April (11.3 days).
The month with the least rainy days is August (1.9 days).
Average daylight in September /
Average sunshine in September
Regato, 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 6min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in September
Regato, Portugal
- Average sunshine days in September: 24.3 days
The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is April (16.2 days).
Average UV index in September
Regato, Portugal
- Average UV index in September: 5
The month with the highest UV index is 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
Regato, Portugal
- Average cloud cover in September: 23
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in September
Regato, Portugal
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (9km).
The months with the lowest visibility are July and August (8km).
Regato, Portugal
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