Temperatures in September
It's warm in September in Barcelos with an average temperature of 23°C. Temperatures this month range from a low of 21°C to a high of 27°C. At night, you can expect temperatures between 13°C and 17°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Barcelos in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in Barcelos with warm temperatures, averaging around 25°C during the day and nights close to 16°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-September
By mid-September, the average daytime temperature drops to around 24°C, with nights close to 16°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of September
By the end of September, the average daytime temperature in Barcelos will be around 23°C, with nights close to 14°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
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Precipitation in September
In September, there is an average of 64 mm of precipitation, spread over 7 days. The wind speed is around 3 Bft, mostly coming from the Southwest.
The average precipitation chance is 23% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Barcelos. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Barcelos in September |
London | ||
|---|---|---|---|
 Average Temperature |
23°C | 20°C | |
 High Temp |
27°C | 22°C | |
| Low Temp |
21°C | 17°C | |
 Total Precipitation |
64 mm | 44 mm | |
| Rainy Days |
7 days | 8 days | |
August
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Barcelos?
Want nice weather? Then September is a great time to be in Barcelos. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Barcelos in September
With 35°C, Barcelos hit the highest temperature in the last 10 years in September 2018. The lowest daytime temperature in this month was 13°C in 2021. The extreme night temperatures ranged from a low of 7°C to a high of 21°C.
Check out the climate of Barcelos for all months and discover the best travel time
Curious about the climate in other parts of Portugal? Check out the weather and climate in places like Algarve, Lisbon, Albufeira, or have a look at other destinations in Portugal.
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Daily Temperature in September in Barcelos
This chart shows the average daily temperatures, both day and night, for each day in September in Barcelos, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Barcelos
The chart below shows the average daily precipitation in September for Barcelos, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 7 days of rain in Barcelos.
Daily UV Index in September in Barcelos
This chart shows the average daily UV index in September in Barcelos, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Barcelos Over the Years
This chart shows the average temperature in September in Barcelos, measured in degrees Celsius, over the past years.
Total Precipitation in September in Barcelos Over the Years
This chart shows the average precipitation in September in Barcelos, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Barcelos
Click on a specific day in September for detailed info on the typical weather on that day in Barcelos. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Barcelos
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Average Weather in Barcelos by Month
Click on a month below to see detailed weather info for Barcelos. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
