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 average high-temperature during September registers at a still warm 25.4°C (77.7°F), maintaining a close resemblance to the previous month. September nights are characterized by a notable drop from daytime highs, with an average low-temperature of 12.5°C (54.5°F).Humidity
In Regadas, the average relative humidity in September is 64%.Rainfall
In Regadas, Portugal, in September, it is raining for 5.7 days, with typically 23mm (0.91") of accumulated precipitation. Throughout the year, in Regadas, there are 132.3 rainfall days, and 791mm (31.14") of precipitation is accumulated.Snowfall
April through October and December are months without snowfall in Regadas.Daylight
The average length of the day in September in Regadas is 12h and 28min.On the first day of the month, sunrise is at 06:59 and sunset at 20:05. On the last day of September, in Regadas, sunrise is at 07:28 and sunset at 19:15 WEST.
Sunshine
The average sunshine in September in Regadas is 9h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 5 in September leads to these recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Regadas?
What is the average humidity in September in Regadas?
How much does it rain in Regadas in September?
When it does not snow in Regadas?
How many hours of daylight does Regadas have in September?
When are sunrise and sunset in September in Regadas?
How long on average sun shines in September in Regadas?
How high is the UV index in September in Regadas?
Average temperature in September
Regadas, Portugal
- Average high temperature in September: 25.4°C
The warmest months (with the highest average high temperature) are July and August (27.8°C).
The month with the lowest average high temperature is January (10.8°C).
- Average low temperature in September: 12.5°C
The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is February (3.5°C).
Average pressure in September
Regadas, Portugal
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Regadas, Portugal
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is March (8km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).
Average humidity in September
Regadas, 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
Regadas, Portugal
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is December (135mm).
The driest month (with the least rainfall) is July (7mm).
Average rainfall days in September
Regadas, Portugal
- Average rainfall days in September: 5.7 days
The month with the highest number of rainy days is January (16.2 days).
The month with the least rainy days is August (3.2 days).
Average snowfall in September
Regadas, Portugal
- Average snowfall in September: 0mm
The month with the highest snowfall is January (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).
Average snowfall days in September
Regadas, Portugal
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).
Average daylight in September /
Average sunshine in September
Regadas, 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 0min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in September
Regadas, Portugal
- Average sunshine days in September: 23.2 days
The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is November (12.2 days).
Average UV index in September
Regadas, 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 and February (UV index 2).
Average cloud cover in September
Regadas, Portugal
- Average cloud cover in September: 26
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July and August (Cloud cover 22).
Average visibility in September
Regadas, Portugal
- Average visibility in September: 9km
The months with the highest visibility are July, August and September (9km).
The months with the lowest visibility are January, February, November and December (7km).
Regadas, Portugal
Weather forecast for your location
2. Allow the app to use your location