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 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
September
Weather in September
Temperature
Entering September, the average high-temperature is recorded at a still refreshing 16°C (60.8°F), exhibiting a minimal shift from August's 15.2°C (59.4°F). In September, Rocas de Santo Domingo records an average nighttime temperature of 9°C (48.2°F).Humidity
The months with the highest humidity are August and September, with an average relative humidity of 76%.Rainfall
In Rocas de Santo Domingo, during September, the rain falls for 3.7 days and regularly aggregates up to 15mm (0.59") of precipitation. In Rocas de Santo Domingo, during the entire year, the rain falls for 40.9 days and collects up to 190mm (7.48") of precipitation.Daylight
In Rocas de Santo Domingo, Chile, the average length of the day in September is 11h and 54min.On the first day of the month, sunrise is at 07:03 and sunset at 18:29 -04. On the last day of September, sunrise is at 07:23 and sunset at 19:48 -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 Rocas de Santo Domingo, the average sunshine in September is 8.7h.UV index
May through October, with an average maximum UV index of 4, are months with the lowest UV index in Rocas de Santo Domingo, Chile. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, a daily UV index of 4 turns into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Rocas de Santo Domingo?
What are the most humid months in Rocas de Santo Domingo?
What is the average humidity in September in Rocas de Santo Domingo?
How much does it rain in Rocas de Santo Domingo in September?
What is the average length of the day in September in Rocas de Santo Domingo?
When are sunrise and sunset in September in Rocas de Santo Domingo?
When does Daylight Saving Time (DST) start in September in Rocas de Santo Domingo?
How many hours of sunshine does Rocas de Santo Domingo have in September?
What are the months with the lowest UV index in Rocas de Santo Domingo?
What is the UV index intensity in September in Rocas de Santo Domingo?
Average temperature in September
Rocas de Santo Domingo, Chile
- Average high temperature in September: 16°C
The warmest month (with the highest average high temperature) is February (21.7°C).
The month with the lowest average high temperature is July (14.4°C).
- Average low temperature in September: 9°C
The months with the highest average low temperature are January and February (14.8°C).
The coldest month (with the lowest average low temperature) is July (8.8°C).
Average pressure in September
Rocas de Santo Domingo, Chile
- Average pressure in September: 1019.2mbar
The month with the highest atmospheric pressure is July (1019.6mbar).
The month with the lowest atmospheric pressure is February (1014.3mbar).
Average wind speed in September
Rocas de Santo Domingo, Chile
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is November (15.3km/h).
The calmest month (with the lowest average wind speed) is May (12km/h).
Average humidity in September
Rocas de Santo Domingo, Chile
- Average humidity in September: 76%
The months with the highest relative humidity are August and September (76%).
The month with the lowest relative humidity is April (71%).
Average rainfall in September
Rocas de Santo Domingo, Chile
- Average rainfall in September: 15mm
The wettest month (with the highest rainfall) is June (74mm).
The driest months (with the least rainfall) are January, February, March and November (1mm).
Average rainfall days in September
Rocas de Santo Domingo, Chile
- Average rainfall days in September: 3.7 days
The month with the highest number of rainy days is June (7.3 days).
The month with the least rainy days is February (0.5 days).
Average daylight in September /
Average sunshine in September
Rocas de Santo Domingo, 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 4min
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 6min).
Average sunshine days in September
Rocas de Santo Domingo, Chile
- Average sunshine days in September: 24 days
The month with the most sunshine days is January (28.8 days).
The month with the least sunshine days is June (21.9 days).
Average UV index in September
Rocas de Santo Domingo, 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
Rocas de Santo Domingo, Chile
- Average cloud cover in September: 25
The months with the most cloud cover are June and August (Cloud cover 28).
The month with the least cloud cover is February (Cloud cover 9).
Average visibility in September
Rocas de Santo Domingo, 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).
