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
Weather in September
Temperature
The average high-temperature during September registers at a still refreshing 16.6°C (61.9°F), maintaining a close resemblance to the previous month. The nighttime average for San Francisco de Mostazal in September plummets considerably from its daytime counterpart, resting at a cold 4.6°C (40.3°F).Humidity
In San Francisco de Mostazal, the average relative humidity in September is 59%.Rainfall
In San Francisco de Mostazal, during September, the rain falls for 7.7 days and regularly aggregates up to 33mm (1.3") of precipitation. In San Francisco de Mostazal, during the entire year, the rain falls for 54.8 days and collects up to 323mm (12.72") of precipitation.Daylight
The average length of the day in September in San Francisco de Mostazal is 11h and 54min.On the first day of September, sunrise is at 07:00 and sunset at 18:25 -04. On the last day of the month, sunrise is at 07:19 and sunset at 19:45 -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 San Francisco de Mostazal, the average sunshine in September is 8.7h.UV index
The months with the lowest UV index in San Francisco de Mostazal are May through September, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 3 translates into these guidelines:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the average September temperature in San Francisco de Mostazal?
What is the average humidity in September in San Francisco de Mostazal?
How many days does it rain in September in San Francisco de Mostazal?
What is the average length of the day in September in San Francisco de Mostazal?
When is the sunrise / sunset in September in San Francisco de Mostazal?
When does Daylight Saving Time (DST) start in September in San Francisco de Mostazal?
How many hours of sunshine does San Francisco de Mostazal have in September?
When is the lowest UV index in San Francisco de Mostazal?
How high is the UV index in September in San Francisco de Mostazal?
Average temperature in September
San Francisco de Mostazal, Chile
- Average high temperature in September: 16.6°C
The warmest month (with the highest average high temperature) is January (28.3°C).
The month with the lowest average high temperature is July (12.5°C).
- Average low temperature in September: 4.6°C
The month with the highest average low temperature is January (12.6°C).
The coldest month (with the lowest average low temperature) is July (3.2°C).
Average pressure in September
San Francisco de Mostazal, Chile
- Average pressure in September: 1019.1mbar
The month with the highest atmospheric pressure is July (1019.7mbar).
The month with the lowest atmospheric pressure is February (1014.4mbar).
Average wind speed in September
San Francisco de Mostazal, Chile
- Average wind speed in September: 6.2km/h
The windiest month (with the highest average wind speed) is January (7.4km/h).
The calmest months (with the lowest average wind speed) are April and May (6km/h).
Average humidity in September
San Francisco de Mostazal, Chile
- Average humidity in September: 59%
The month with the highest relative humidity is July (62%).
The month with the lowest relative humidity is March (41%).
Average rainfall in September
San Francisco de Mostazal, Chile
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is June (95mm).
The driest months (with the least rainfall) are February and March (1mm).
Average rainfall days in September
San Francisco de Mostazal, Chile
- Average rainfall days in September: 7.7 days
The month with the highest number of rainy days is June (8.6 days).
The month with the least rainy days is February (0.5 days).
Average daylight in September /
Average sunshine in September
San Francisco de Mostazal, Chile
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are January and February (Average sunshine: 9h and 54min).
The month with the least sunshine is June (Average sunshine: 8h and 0min).
Average sunshine days in September
San Francisco de Mostazal, Chile
- Average sunshine days in September: 21.4 days
The month with the most sunshine days is January (29.9 days).
The month with the least sunshine days is June (20 days).
Average UV index in September
San Francisco de Mostazal, Chile
- Average UV index in September: 3
The month with the highest UV index is January (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 3).
Average cloud cover in September
San Francisco de Mostazal, Chile
- Average cloud cover in September: 24
The month with the most cloud cover is June (Cloud cover 29).
The month with the least cloud cover is February (Cloud cover 4).
Average visibility in September
San Francisco de Mostazal, 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).
San Francisco de Mostazal, Chile
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