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
September's arrival brings an average high-temperature of a still comfortable 17.7°C (63.9°F), slightly deviating from August's 17.1°C (62.8°F). Tongoy's nighttime temperature in September falls to an average of 11.7°C (53.1°F).Humidity
The average relative humidity in September in Tongoy is 70%.Rainfall
In Tongoy, in September, it is raining for 1.7 days, with typically 1mm (0.04") of accumulated precipitation. In Tongoy, during the entire year, the rain falls for 18.9 days and collects up to 49mm (1.93") of precipitation.Daylight
The average length of the day in September in Tongoy is 11h and 56min.On the first day of the month, sunrise is at 07:00 and sunset at 18:31 -04. On the last day of September, in Tongoy, Chile, sunrise is at 07:24 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 September, the average sunshine is 9.2h.UV index
June through September, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Tongoy in September?
What is the average humidity in September in Tongoy?
How many days does it rain in September in Tongoy?
What is the average length of the day in September in Tongoy?
When are sunrise and sunset in September in Tongoy?
When does Daylight Saving Time (DST) start in September in Tongoy?
How long on average sun shines in September in Tongoy?
What are the months with the lowest UV index in Tongoy?
What is the UV index reading in September in Tongoy?
Average temperature in September
Tongoy, Chile
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is February (22.5°C).
The month with the lowest average high temperature is July (16.6°C).
- Average low temperature in September: 11.7°C
The month with the highest average low temperature is February (17.4°C).
The coldest month (with the lowest average low temperature) is July (11.3°C).
Average pressure in September
Tongoy, Chile
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is July (1019mbar).
The month with the lowest atmospheric pressure is February (1014.1mbar).
Average wind speed in September
Tongoy, Chile
- Average wind speed in September: 15.3km/h
The windiest months (with the highest average wind speed) are October and November (15.9km/h).
The calmest month (with the lowest average wind speed) is May (11.4km/h).
Average humidity in September
Tongoy, Chile
- Average humidity in September: 70%
The months with the highest relative humidity are January, February, March and December (72%).
The months with the lowest relative humidity are June, July and October (69%).
Average rainfall in September
Tongoy, Chile
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is June (20mm).
The driest months (with the least rainfall) are January, April, November and December (0mm).
Average rainfall days in September
Tongoy, Chile
- Average rainfall days in September: 1.7 days
The month with the highest number of rainy days is June (3.3 days).
The month with the least rainy days is February (0.4 days).
Average daylight in September /
Average sunshine in September
Tongoy, Chile
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 6min).
The month with the shortest days is June (Average daylight: 10h and 12min).
- Average sunshine in September: 9h and 1min
The months with the most sunshine are February and December (Average sunshine: 9h and 48min).
The months with the least sunshine are June and July (Average sunshine: 8h and 48min).
Average sunshine days in September
Tongoy, Chile
- Average sunshine days in September: 27.8 days
The month with the most sunshine days is January (29.7 days).
The month with the least sunshine days is June (26.2 days).
Average UV index in September
Tongoy, Chile
- Average UV index in September: 4
The month with the highest UV index is January (UV index 6).
The months with the lowest UV index are June, July, August and September (UV index 4).
Average cloud cover in September
Tongoy, Chile
- Average cloud cover in September: 17
The month with the most cloud cover is May (Cloud cover 21).
The months with the least cloud cover are February and December (Cloud cover 12).
Average visibility in September
Tongoy, 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).
