September weather forecast
Zapallar, Chile

September

Weather in September

The first month of the spring, September, is a comfortable month in Zapallar, Chile, with an average temperature ranging between max 16.5°C (61.7°F) and min 10.1°C (50.2°F).

Temperature

The unfolding of September shows an average high-temperature of a comfortable 16.5°C (61.7°F), indicating a slight variance from August's 15.6°C (60.1°F). An average low-temperature of 10.1°C (50.2°F) marks the month of September.

Humidity

January, February, August, September and December, with an average relative humidity of 73%, are the most humid months in Zapallar, Chile.

Rainfall

In Zapallar, during September, the rain falls for 3.5 days and regularly aggregates up to 7mm (0.28") of precipitation. Throughout the year, there are 31.1 rainfall days, and 146mm (5.75") of precipitation is accumulated.

Daylight

In Zapallar, the average length of the day in September is 11h and 55min.
On the first day of the month, sunrise is at 07:01 and sunset at 18:29 -04. On the last day of September, sunrise is at 07:23 and sunset at 19:47 -03.
Note: On Sunday, 08. September 2024, at 00:00, Daylight Saving Time starts, and the time zone changes from -04 to -03. Daylight Saving Time lasts until Sunday, 06. April 2025, at 00:00; consequently, the time zone reverts from -03 to -04.

Sunshine

In Zapallar, the average sunshine in September is 8.9h.

UV index

The months with the lowest UV index in Zapallar, Chile, are May through October, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

What are September temperatures in Zapallar?
The high-temperature, in September, in Zapallar, records 16.5°C (61.7°F), while the low-temperature is 10.1°C (50.2°F).
What are the most humid months in Zapallar?
The months with the highest humidity in Zapallar, Chile, are January, February, August, September and December, with an average relative humidity of 73%.
What is the average humidity in September in Zapallar?
In September, the average relative humidity in Zapallar, Chile, is 73%.
How much does it rain in Zapallar in September?
In Zapallar, Chile, during September, the rain falls for 3.5 days and regularly aggregates up to 7mm (0.28") of precipitation.
How many hours of daylight does Zapallar have in September?
In Zapallar, Chile, the average day length in September is 11h and 55min.
When is the sunrise / sunset in September in Zapallar?
On the first day of September in Zapallar, sunrise is at 07:01 and sunset at 18:29 -04. On the last day of the month, sunrise is at 07:23 and sunset at 19:47 -03.
When does Daylight Saving Time (DST) start in September in Zapallar?
On Sunday, 08. September 2024, at 00:00, Daylight Saving Time starts, and the time zone changes from -04 to -03. DST ends on Sunday, 06. April 2025, at 00:00.
How long on average sun shines in September in Zapallar?
The average sunshine duration in September in Zapallar is 8.9h.
What is the month with the lowest UV index in Zapallar?
The months with the lowest UV index are May through October, with an average maximum UV index of 4.
How high is the UV index in September in Zapallar?
In Zapallar, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Zapallar, Chile
  • Average high temperature in September: 16.5°C

The warmest months (with the highest average high temperature) are January and February (21.3°C).
The month with the lowest average high temperature is July (14.8°C).

  • Average low temperature in September: 10.1°C

The months with the highest average low temperature are January and February (15.8°C).
The coldest month (with the lowest average low temperature) is August (9.8°C).

Average pressure in September
Zapallar, Chile
  • Average pressure in September: 1019mbar

The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is February (1014.4mbar).

Average wind speed in September
Zapallar, Chile
  • Average wind speed in September: 12.7km/h

The windiest month (with the highest average wind speed) is November (14.5km/h).
The calmest month (with the lowest average wind speed) is May (10.6km/h).

Average humidity in September
Zapallar, Chile
  • Average humidity in September: 73%

The months with the highest relative humidity are January, February, August, September and December (73%).
The months with the lowest relative humidity are April and June (70%).

Average rainfall in September
Zapallar, Chile
  • Average rainfall in September: 7mm

The wettest month (with the highest rainfall) is June (58mm).
The driest months (with the least rainfall) are January and February (0mm).

Average rainfall days in September
Zapallar, Chile
  • Average rainfall days in September: 3.5 days

The month with the highest number of rainy days is June (6.2 days).
The month with the least rainy days is January (0.4 days).

Average daylight in September /
Average sunshine in September
Zapallar, Chile
  • Average daylight in September: 11h and 5min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is June (Average sunshine: 8h and 24min).

Average sunshine days in September
Zapallar, Chile
  • Average sunshine days in September: 25.5 days

The month with the most sunshine days is January (30 days).
The month with the least sunshine days is June (23.1 days).

Average UV index in September
Zapallar, Chile
  • Average UV index in September: 4

The months with the highest UV index are January, February, March, April, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August, September and October (UV index 4).

Average cloud cover in September
Zapallar, Chile
  • Average cloud cover in September: 22

The months with the most cloud cover are June and August (Cloud cover 24).
The month with the least cloud cover is February (Cloud cover 8).

Average visibility in September
Zapallar, Chile
  • 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).

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