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
Illapel's transition from August to September introduces an average high-temperature of a still enjoyable 17.2°C (63°F), marking an insignificant variation from the 16.3°C (61.3°F). Nightly temperatures drop to an average low of 7.1°C (44.8°F) in September.Humidity
In Illapel, Chile, the average relative humidity in September is 53%.Rainfall
In September, the rain falls for 3.5 days. Throughout September, 6mm (0.24") of precipitation is accumulated. In Illapel, during the entire year, the rain falls for 30.1 days and collects up to 126mm (4.96") of precipitation.Daylight
In Illapel, the average length of the day in September is 11h and 55min.On the first day of the month, sunrise is at 07:00 and sunset at 18:28 -04. On the last day of September, in Illapel, Chile, sunrise is at 07:22 and sunset at 19:46 -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 September, the average sunshine in Illapel is 9.3h.UV index
In September, the average daily maximum UV index in Illapel is 4. 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 maximum UV index of 4 translates into these guidelines:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Illapel?
What is the average humidity in September in Illapel?
How much does it rain in Illapel in September?
How many hours of daylight does Illapel have in September?
What time are sunrise and sunset in September in Illapel?
When does Daylight Saving Time (DST) start in September in Illapel?
How long on average sun shines in September in Illapel?
What is the UV index intensity in September in Illapel?
Average temperature in September
Illapel, Chile
- Average high temperature in September: 17.2°C
The warmest month (with the highest average high temperature) is January (24.7°C).
The month with the lowest average high temperature is July (14.5°C).
- Average low temperature in September: 7.1°C
The month with the highest average low temperature is January (14.3°C).
The coldest month (with the lowest average low temperature) is July (5.7°C).
Average pressure in September
Illapel, Chile
- Average pressure in September: 1018.8mbar
The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is February (1014.5mbar).
Average wind speed in September
Illapel, Chile
- Average wind speed in September: 7.6km/h
The windiest month (with the highest average wind speed) is January (8.5km/h).
The calmest months (with the lowest average wind speed) are April and May (6.9km/h).
Average humidity in September
Illapel, Chile
- Average humidity in September: 53%
The month with the highest relative humidity is January (54%).
The month with the lowest relative humidity is April (48%).
Average rainfall in September
Illapel, Chile
- Average rainfall in September: 6mm
The wettest month (with the highest rainfall) is June (48mm).
The driest months (with the least rainfall) are January, February, March, April and December (1mm).
Average rainfall days in September
Illapel, Chile
- Average rainfall days in September: 3.5 days
The month with the highest number of rainy days is June (5.7 days).
The month with the least rainy days is January (0.4 days).
Average daylight in September /
Average sunshine in September
Illapel, Chile
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).
- Average sunshine in September: 9h and 2min
The months with the most sunshine are January and February (Average sunshine: 10h and 0min).
The month with the least sunshine is June (Average sunshine: 8h and 48min).
Average sunshine days in September
Illapel, Chile
- Average sunshine days in September: 26.2 days
The month with the most sunshine days is March (29.7 days).
The month with the least sunshine days is June (23.7 days).
Average UV index in September
Illapel, 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 month with the lowest UV index is July (UV index 3).
Average cloud cover in September
Illapel, Chile
- Average cloud cover in September: 15
The months with the most cloud cover are June and July (Cloud cover 19).
The month with the least cloud cover is February (Cloud cover 3).
Average visibility in September
Illapel, 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).
