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 sea temperature 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
Transitioning from August to September, Estreito da Calheta observes an average high-temperature of an agreeable 22.8°C (73°F), differing subtly from the previous month. In Estreito da Calheta, the nighttime temperature in September descends gently to an average of 21.7°C (71.1°F).Humidity
In September, the average relative humidity is 76%.Rainfall
In Estreito da Calheta, Portugal, during September, the rain falls for 6.9 days and regularly aggregates up to 10mm (0.39") of precipitation. Throughout the year, there are 116.4 rainfall days, and 232mm (9.13") of precipitation is accumulated.Sea temperature
The months with the warmest seawater are August through October, with an average sea temperature of 23°C (73.4°F).Note: For someone not comfortable with cold, swimming in 23°C (73.4°F) waters might be a stretch. However, with favorable conditions like abundant sunshine, mild wind, and warm air temperatures, the experience can be improved. And while wetsuits are not a must, they can be considered.
Daylight
In Estreito da Calheta, Portugal, the average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 07:43 and sunset at 20:33. On the last day of the month, sunrise is at 08:02 and sunset at 19:54 WEST.
Sunshine
In Estreito da Calheta, Portugal, the average sunshine in September is 8.9h.UV index
July through October, with an average maximum UV index of 6, are months with the highest UV index in Estreito da Calheta, Portugal. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 6 in September interprets into the following advice:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Alert! Sand and water increase UV exposure due to their reflective properties.
Frequently asked questions
What is the usual temperature for Estreito da Calheta in September?
What is the average humidity in September in Estreito da Calheta?
How much does it rain in Estreito da Calheta in September?
When is the sea warmest in Estreito da Calheta?
What is the sea temperature in September in Estreito da Calheta?
How many hours of daylight does Estreito da Calheta have in September?
When are sunrise and sunset in September in Estreito da Calheta?
How many hours of sunshine does Estreito da Calheta have in September?
What are the months with the highest UV index in Estreito da Calheta?
What is the UV index intensity in September in Estreito da Calheta?
Average temperature in September
Estreito da Calheta, Portugal
- Average high temperature in September: 22.8°C
The warmest month (with the highest average high temperature) is August (23°C).
The months with the lowest average high temperature are February and March (16.9°C).
- Average low temperature in September: 21.7°C
The month with the highest average low temperature is September (21.7°C).
The coldest month (with the lowest average low temperature) is March (15.1°C).
Average pressure in September
Estreito da Calheta, Portugal
- Average pressure in September: 1019mbar
The month with the highest atmospheric pressure is January (1024.1mbar).
The month with the lowest atmospheric pressure is October (1017mbar).
Average wind speed in September
Estreito da Calheta, Portugal
- Average wind speed in September: 17.7km/h
The windiest month (with the highest average wind speed) is February (23km/h).
The calmest month (with the lowest average wind speed) is September (17.7km/h).
Average humidity in September
Estreito da Calheta, Portugal
- Average humidity in September: 76%
The months with the highest relative humidity are June and August (80%).
The month with the lowest relative humidity is February (73%).
Average rainfall in September
Estreito da Calheta, Portugal
- Average rainfall in September: 10mm
The wettest month (with the highest rainfall) is October (44mm).
The driest month (with the least rainfall) is August (3mm).
Average rainfall days in September
Estreito da Calheta, Portugal
- Average rainfall days in September: 6.9 days
The month with the highest number of rainy days is November (16 days).
The month with the least rainy days is August (3.9 days).
Average sea temperature in September
Estreito da Calheta, 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
Estreito da Calheta, 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: 8h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The months with the least sunshine are January and December (Average sunshine: 7h and 36min).
Average sunshine days in September
Estreito da Calheta, Portugal
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is August (20.9 days).
The month with the least sunshine days is November (8.4 days).
Average UV index in September
Estreito da Calheta, Portugal
- Average UV index in September: 6
The months with the highest UV index are July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 5).
Average cloud cover in September
Estreito da Calheta, Portugal
- Average cloud cover in September: 30
The month with the most cloud cover is November (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
Estreito da Calheta, 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).
Estreito da Calheta, Portugal
Weather forecast for your location
2. Allow the app to use your location
