September weather forecastPalamós, Spain

September

Weather in September

The first month of the autumn, September, is still a warm month in Palamós, Spain, with an average temperature ranging between min 19.4°C (66.9°F) and max 23.7°C (74.7°F).

Temperature

September indicates a minor shift in the average high-temperature, from August's 26.7°C (80.1°F) to a still moderately hot 23.7°C (74.7°F). Palamós's average nighttime temperature in September modestly descends to an enjoyable 19.4°C (66.9°F).

Humidity

The average relative humidity in September in Palamós is 71%.

Rainfall

In Palamós, in September, during 10.4 rainfall days, 43mm (1.69") of precipitation is typically accumulated. In Palamós, during the entire year, the rain falls for 109.5 days and collects up to 393mm (15.47") of precipitation.

Snowfall

January, March through December are months without snowfall.

Sea temperature

In Palamós, in September, the average water temperature is 22.6°C (72.7°F).
Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 22.6°C (72.7°F) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 25°C (77°F) to 28°C (82.4°F).)

Daylight

The average length of the day in September is 12h and 29min.
On the first day of the month, sunrise is at 07:13 and sunset at 20:20. On the last day of September, in Palamós, Spain, sunrise is at 07:43 and sunset at 19:30 CEST.

Sunshine

In September, the average sunshine in Palamós is 9.1h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take note! Sand and water reflections strengthen the Sun's UV exposure.

Updated: Jan 27, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Palamós, 23.7°C (74.7°F) is the average high-temperature and 19.4°C (66.9°F) is the average low-temperature during September.

In Palamós, the average relative humidity in September is 71%.

In Palamós, Spain, during September, the rain falls for 10.4 days and regularly aggregates up to 43mm (1.69") of precipitation.

January, March through December are months without snowfall in Palamós.

In Palamós, Spain, the average seawater temperature in September is 22.6°C (72.7°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 22.6°C (72.7°F).

In Palamós, Spain, the average day length in September is 12h and 29min.

On the first day of September in Palamós, sunrise is at 07:13 and sunset at 20:20. On the last day of the month, sunrise is at 07:43 and sunset at 19:30 CEST.

The average sunshine duration in September in Palamós, Spain, is 9.1h.

In Palamós, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

26.7°C

23.7°C

20.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

15.2km/h

14.6km/h

18.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

21.4

16.9

17.9

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Palamós, Spain

Average high temperature in September: 23.7°C

The warmest month (with the highest average high temperature) is August (26.7°C).
The month with the lowest average high temperature is January (12.3°C).

Average low temperature in September: 19.4°C

The month with the highest average low temperature is August (21.7°C).
The coldest month (with the lowest average low temperature) is February (7.8°C).

Average pressure in September
Palamós, Spain

Average pressure in September: 1016.9mbar

The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is November (1014.6mbar).

Average wind speed in September
Palamós, Spain

Average wind speed in September: 13.9km/h

The windiest month (with the highest average wind speed) is February (19.4km/h).
The calmest months (with the lowest average wind speed) are June and July (13km/h).

Average humidity in September
Palamós, Spain

Average humidity in September: 71%

The month with the highest relative humidity is April (74%).
The month with the lowest relative humidity is February (68%).

Average rainfall in September
Palamós, Spain

Average rainfall in September: 43mm

The wettest month (with the highest rainfall) is October (54mm).
The driest month (with the least rainfall) is August (13mm).

Average rainfall days in September
Palamós, Spain

Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is April (11.8 days).
The month with the least rainy days is December (6.3 days).

Average snowfall in September
Palamós, Spain

Average snowfall in September: 0mm

The month with the highest snowfall is February (1mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in September
Palamós, Spain

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average sea temperature in September
Palamós, Spain

Average sea temperature in September: 22.6°C

The best month for swimming (with the highest average sea temperature) is August (23.4°C).
The coldest month (with the lowest average sea temperature) is February (13.1°C).

Average daylight in September /
Average sunshine in September
Palamós, Spain

Average daylight in September: 12h and 30min

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: 9h and 6min

The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 6h and 30min).

Average sunshine days in September
Palamós, Spain

Average sunshine days in September: 16.9 days

The month with the most sunshine days is December (21.8 days).
The month with the least sunshine days is November (16.7 days).

Average UV index in September
Palamós, Spain

Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and November (UV index 3).

Average cloud cover in September
Palamós, Spain

Average cloud cover in September: 22

The months with the most cloud cover are January, March and April (Cloud cover 30).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in September
Palamós, Spain

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).