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
Sopo's average high-temperature in September is a still warm 24.8°C (76.6°F), marking an insignificant difference from the 26.3°C (79.3°F) of August. Sopo, during the month of September, experiences an average low-temperature of 14°C (57.2°F).Humidity
August and September, with an average relative humidity of 69%, are the least humid months.Rainfall
In Sopo, during September, the rain falls for 8.1 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, there are 145.4 rainfall days, and 998mm (39.29") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 29min.On the first day of the month, sunrise is at 07:01 and sunset at 20:08. On the last day of September, sunrise is at 07:31 and sunset at 19:18 WEST.
Sunshine
In September, the average sunshine is 8.9h.UV index
In Sopo, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 5 during September leads to these advisories:
Undertake precautions - It is suggested to shield oneself from sunburn. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the least humid month?
What is the average humidity in September?
How much does it rain in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Sopo have in September?
What is the UV index reading in September?
Average temperature in September
Sopo, Portugal
- Average high temperature in September: 24.8°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (11.8°C).
- Average low temperature in September: 14°C
The months with the highest average low temperature are July and August (14.4°C).
The coldest month (with the lowest average low temperature) is February (5.8°C).
Average pressure in September
Sopo, Portugal
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is December (1022.3mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Sopo, Portugal
- Average wind speed in September: 7.8km/h
The windiest month (with the highest average wind speed) is February (10.3km/h).
The calmest month (with the lowest average wind speed) is September (7.8km/h).
Average humidity in September
Sopo, Portugal
- Average humidity in September: 69%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are August and September (69%).
Average rainfall in September
Sopo, Portugal
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is November (154mm).
The driest month (with the least rainfall) is July (11mm).
Average rainfall days in September
Sopo, Portugal
- Average rainfall days in September: 8.1 days
The month with the highest number of rainy days is November (17.2 days).
The month with the least rainy days is August (5.4 days).
Average daylight in September /
Average sunshine in September
Sopo, Portugal
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 5min
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 42min).
Average sunshine days in September
Sopo, Portugal
- Average sunshine days in September: 20.6 days
The month with the most sunshine days is August (24.3 days).
The month with the least sunshine days is November (11.7 days).
Average UV index in September
Sopo, 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, March, April, November and December (UV index 3).
Average cloud cover in September
Sopo, Portugal
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 21).
Average visibility in September
Sopo, Portugal
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
