Weather in September
Temperature
Peak temperatures are observed in August and September, averaging a high-temperature of 23°C (73.4°F).Rainfall
In September, in Porto Moniz, the rain falls for 6 days. Throughout September, 39mm (1.54") of precipitation is accumulated. Throughout the year, in Porto Moniz, there are 97 rainfall days, and 728mm (28.66") of precipitation is accumulated.Sea temperature
The months with the warmest seawater in Porto Moniz are August through October, with an average sea temperature of 23°C (73.4°F).Note: Cold sensitivities vary, but with the right amount of sunshine, a gentle breeze, and a warm day, a swim in 23°C (73.4°F) waters might be just right. Remember, Olympic swimmers are used to waters between 25°C (77°F) and 28°C (82.4°F).
Daylight
In Porto Moniz, Portugal, the average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 07:43 and sunset at 20:33. On the last day of September, in Porto Moniz, sunrise is at 08:02 and sunset at 19:54 WEST.
Sunshine
The average sunshine in September in Porto Moniz is 7h.UV index
In September, the average daily maximum UV index in Porto Moniz, Portugal, is 8. A UV Index value of 8 to 10 symbolizes a very high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index, 8 during September, leads to the following recommendations:
Always be mindful of protection. The risk of damage to skin and eyes is significant if neglected. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat. Alert! The Sun's UV rays are heightened by the reflection of sand and water.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month in Porto Moniz?
What is the average September temperature in Porto Moniz?
How many days does it rain in September in Porto Moniz?
When is the sea warmest in Porto Moniz?
What is the water temperature in September in Porto Moniz?
What is the average length of the day in September in Porto Moniz?
When is the sunrise / sunset in September in Porto Moniz?
How many hours of sunshine does Porto Moniz have in September?
What is the UV index reading in September in Porto Moniz?
Average temperature in September
Porto Moniz, Portugal
- Average high temperature in September: 23°C
The warmest months (with the highest average high temperature) are August and September (23°C).
The months with the lowest average high temperature are January, February, March and April (16°C).
- Average low temperature in September: 16°C
The month with the highest average low temperature is August (17°C).
The coldest months (with the lowest average low temperature) are January, February and March (10°C).
Average rainfall in September
Porto Moniz, Portugal
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is January (111mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in September
Porto Moniz, Portugal
- Average rainfall days in September: 6 days
The months with the highest number of rainy days are January and December (12 days).
The month with the least rainy days is July (2 days).
Average sea temperature in September
Porto Moniz, Portugal
- Average sea temperature in September: 23°C
The best months for swimming (with the highest average sea temperature) are August, September and October (23°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (18°C).
Average daylight in September /
Average sunshine in September
Porto Moniz, Portugal
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 7h
The months with the most sunshine are July and August (Average sunshine: 8h).
The months with the least sunshine are January, February, November and December (Average sunshine: 5h).
Average UV index in September
Porto Moniz, Portugal
- Average UV index in September: 8
The months with the highest UV index are June, July and August (UV index 10).
The months with the lowest UV index are January and December (UV index 3).
Porto Moniz, Portugal
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