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
September
Weather in September
Temperature
Campolide transitions into September recording an average high-temperature of a still warm 24.9°C (76.8°F), closely aligning with the preceding month's temperature. In the month of September, the temperature generally rests at an average low of 18°C (64.4°F).Humidity
The months with the lowest humidity are May, August and September, with an average relative humidity of 70%.Rainfall
In September, the rain falls for 5.9 days. Throughout September, 20mm (0.79") of precipitation is accumulated. In Campolide, during the entire year, the rain falls for 112.9 days and collects up to 390mm (15.35") of precipitation.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 07:06 and sunset at 20:06. On the last day of September, sunrise is at 07:32 and sunset at 19:20 WEST.
Sunshine
The average sunshine in September in Campolide is 9.3h.UV index
The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, the maximum UV index of 6 suggests this advice:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What are the least humid months?
What is the average humidity in September?
How much does it rain in September?
How many hours of daylight does Campolide have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the month with the highest UV index?
What is the UV index reading in September?
Average temperature in September
Campolide, Portugal
- Average high temperature in September: 24.9°C
The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (14.5°C).
- Average low temperature in September: 18°C
The months with the highest average low temperature are July and August (18.1°C).
The coldest month (with the lowest average low temperature) is February (10.3°C).
Average pressure in September
Campolide, Portugal
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Campolide, Portugal
- Average wind speed in September: 14.2km/h
The windiest month (with the highest average wind speed) is February (17.8km/h).
The calmest month (with the lowest average wind speed) is October (14.1km/h).
Average humidity in September
Campolide, Portugal
- Average humidity in September: 70%
The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are May, August and September (70%).
Average rainfall in September
Campolide, Portugal
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in September
Campolide, Portugal
- Average rainfall days in September: 5.9 days
The month with the highest number of rainy days is November (14.4 days).
The month with the least rainy days is August (2.6 days).
Average daylight in September /
Average sunshine in September
Campolide, Portugal
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Campolide, Portugal
- Average sunshine days in September: 22.6 days
The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is November (13.3 days).
Average UV index in September
Campolide, Portugal
- Average UV index in September: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Campolide, Portugal
- Average cloud cover in September: 18
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in September
Campolide, Portugal
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
