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
An average high-temperature of a still warm 24.6°C (76.3°F) marks September, exhibiting a close resemblance to the conditions in August. The average low-temperature during September nights is a comfortable 16.5°C (61.7°F).Humidity
September and October, with an average relative humidity of 72%, are the least humid months.Rainfall
In Peniche, in September, during 4.5 rainfall days, 6mm (0.24") of precipitation is typically accumulated. In Peniche, during the entire year, the rain falls for 101.5 days and collects up to 168mm (6.61") of precipitation.Sea temperature
September is the month with the warmest seawater, with an average sea temperature of 19.7°C (67.5°F).Note: Most people do not find swimming enjoyable in water of 19.7°C (67.5°F). The task of controlling breathing becomes tougher as the temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in September is 12h and 26min.On the first day of September in Peniche, Portugal, sunrise is at 07:06 and sunset at 20:08. On the last day of the month, sunrise is at 07:33 and sunset at 19:21 WEST.
Sunshine
In Peniche, Portugal, the average sunshine in September is 9.3h.UV index
The average daily maximum UV index in September in Peniche is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In September, a regular UV index of 5 translates into these guidelines:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What are September temperatures in Peniche?
What is the least humid month in Peniche?
What is the average humidity in September in Peniche?
How much does it rain in Peniche in September?
What is the month with the warmest sea water in Peniche?
What is the sea water temperature in September in Peniche?
How many hours of daylight does Peniche have in September?
When is the sunrise / sunset in September in Peniche?
How many hours of sunshine does Peniche have in September?
What is the UV index reading in September in Peniche?
Average temperature in September
Peniche, Portugal
- Average high temperature in September: 24.6°C
The warmest month (with the highest average high temperature) is August (25.6°C).
The month with the lowest average high temperature is January (14°C).
- Average low temperature in September: 16.5°C
The month with the highest average low temperature is August (17°C).
The coldest month (with the lowest average low temperature) is February (8.8°C).
Average pressure in September
Peniche, Portugal
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in September
Peniche, Portugal
- Average wind speed in September: 13.5km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is September (13.5km/h).
Average humidity in September
Peniche, Portugal
- Average humidity in September: 72%
The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are September and October (72%).
Average rainfall in September
Peniche, Portugal
- Average rainfall in September: 6mm
The wettest month (with the highest rainfall) is November (34mm).
The driest months (with the least rainfall) are July and August (3mm).
Average rainfall days in September
Peniche, Portugal
- Average rainfall days in September: 4.5 days
The month with the highest number of rainy days is November (13.7 days).
The month with the least rainy days is August (3 days).
Average sea temperature in September
Peniche, Portugal
- Average sea temperature in September: 19.7°C
The best month for swimming (with the highest average sea temperature) is September (19.7°C).
The coldest month (with the lowest average sea temperature) is March (14.7°C).
Average daylight in September /
Average sunshine in September
Peniche, Portugal
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in September
Peniche, Portugal
- Average sunshine days in September: 23.5 days
The month with the most sunshine days is August (25 days).
The month with the least sunshine days is November (13.3 days).
Average UV index in September
Peniche, Portugal
- Average UV index in September: 5
The months with the highest UV index are June and August (UV index 6).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in September
Peniche, Portugal
- Average cloud cover in September: 20
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is September (Cloud cover 20).
Average visibility in September
Peniche, Portugal
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are July and August (9km).
Peniche, Portugal
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