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
Arica's average high-temperature in September is a still enjoyable 17.8°C (64°F), indicating a subtle variation from August. Arica's nighttime temperatures in September settle close to daytime highs at an average of 13.6°C (56.5°F).Humidity
In September, the average relative humidity in Arica is 78%.Rainfall
In September, the rain falls for 1.8 days. Throughout September, 4mm (0.16") of precipitation is accumulated. Throughout the year, there are 43 rainfall days, and 61mm (2.4") of precipitation is accumulated.Sea temperature
In Arica, the average seawater temperature in September is 15.3°C (59.5°F).Note: Swimming is not a pleasant activity for most when the water temperature is 15.3°C (59.5°F). As the water temperature drops from 21°C (69.8°F) to 15°C (59°F), breathing becomes more difficult to control.
Daylight
In Arica, the average length of the day in September is 12h and 0min.On the first day of September in Arica, sunrise is at 06:48 and sunset at 18:33 -04. On the last day of the month, sunrise is at 07:23 and sunset at 19:38 -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
The average sunshine in September in Arica is 9.7h.UV index
The months with the lowest UV index are April through November, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the UV index of 5 transforms into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What are September temperatures in Arica?
What is the average humidity in September in Arica?
How many days does it rain in September in Arica?
How cold is the water in September in Arica?
What is the average length of the day in September in Arica?
When are sunrise and sunset in September in Arica?
When does Daylight Saving Time (DST) start in September in Arica?
How many hours of sunshine does Arica have in September?
What is the month with the lowest UV index in Arica?
What is the UV index intensity in September in Arica?
Average temperature in September
Arica, Chile
- Average high temperature in September: 17.8°C
The warmest month (with the highest average high temperature) is February (23.9°C).
The month with the lowest average high temperature is August (17.4°C).
- Average low temperature in September: 13.6°C
The month with the highest average low temperature is February (20.6°C).
The coldest month (with the lowest average low temperature) is August (13.1°C).
Average pressure in September
Arica, Chile
- Average pressure in September: 1016mbar
The month with the highest atmospheric pressure is July (1016.7mbar).
The month with the lowest atmospheric pressure is February (1013.1mbar).
Average wind speed in September
Arica, Chile
- Average wind speed in September: 11.8km/h
The windiest months (with the highest average wind speed) are October and November (12.3km/h).
The calmest month (with the lowest average wind speed) is February (10.4km/h).
Average humidity in September
Arica, Chile
- Average humidity in September: 78%
The months with the highest relative humidity are April and December (82%).
The month with the lowest relative humidity is July (77%).
Average rainfall in September
Arica, Chile
- Average rainfall in September: 4mm
The wettest months (with the highest rainfall) are January and February (10mm).
The driest months (with the least rainfall) are April and November (3mm).
Average rainfall days in September
Arica, Chile
- Average rainfall days in September: 1.8 days
The month with the highest number of rainy days is January (7.4 days).
The month with the least rainy days is November (1.6 days).
Average sea temperature in September
Arica, Chile
- Average sea temperature in September: 15.3°C
The best month for swimming (with the highest average sea temperature) is February (21.8°C).
The coldest month (with the lowest average sea temperature) is August (15°C).
Average daylight in September /
Average sunshine in September
Arica, Chile
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 0min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The months with the least sunshine are February and March (Average sunshine: 9h and 12min).
Average sunshine days in September
Arica, Chile
- Average sunshine days in September: 11 days
The month with the most sunshine days is December (19.8 days).
The month with the least sunshine days is August (10.4 days).
Average UV index in September
Arica, Chile
- Average UV index in September: 5
The months with the highest UV index are January, February, March and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August, September, October and November (UV index 5).
Average cloud cover in September
Arica, Chile
- Average cloud cover in September: 10
The month with the most cloud cover is February (Cloud cover 32).
The months with the least cloud cover are August and September (Cloud cover 10).
Average visibility in September
Arica, 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).
Arica, Chile
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