Weathermondo.com
ChileThe weather in September in La Serena
It's cool to moderate in September in La Serena with an average temperature of 17°C. Temperatures this month range from a low of 16°C to a high of 18°C. At night, you can expect temperatures between 9°C and 11°C.
Looking for sun and warm weather? September isn’t a good month to be in La Serena. The temperatures are too low for a warm stay this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for La Serena, Chile. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 27°C in 2021, La Serena reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 12°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 4°C to a highest value of 13°C.
Water temperature
The water temperature at La Serena is 15°C this month. This is probably too cold to swim without protective gear.
Rainfall amount
According to weather history, there is only 2,7 mm of precipitation in September. The wind speed is around 4 Bft, mostly coming from the West.
Daily weather in September for La Serena
Click on any day in September to get detailed info about the usual weather on that day in La Serena. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| La Serena | New York | |
|---|---|---|
| Average temperature | 17°C | 27°C |
| Max. temperature | 18°C | 31°C |
| Min. temperature | 9°C | -5°C |
| Total precipitation | 2,7 mm | 57 mm |
| Rainy days | 1 day | 9 days |
Start of September
The month of September starts in La Serena with cool temps, averaging around 17°C during the day and nights around 10°C.
Mid September
By mid-September, daytime temps stay steady at around 17°C, with nights around 10°C. No precipitation expected during this period, so you can enjoy plenty of sunshine.
End of September
By the end of September, the average daytime temperature in La Serena is around 18°C, while nighttime temps are about 11°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
Find affordable trips to La Serena
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of La Serena for all months and discover the best travel time
Curious about the weather in other parts of Chile? Check out the climate and weather for spots like Santiago, Patagonia, Valparaíso, or explore other destinations in Chile.
Temperature charts
These charts show the average temperatures in September in La Serena, Chile. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in La Serena
Temperature in September in La Serena over the years
Precipitation charts
These charts show the average amount of precipitation in September in La Serena, Chile. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in La Serena
Total precipitation in September in La Serena over the years
Daily UV index in September in La Serena
This chart shows the average daily UV index in September in La Serena, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in La Serena
Have you been to La Serena in September?
Share your weather experience in September in La Serena.
Average weather in La Serena by month
Click on a month below to see detailed weather info for La Serena. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.