April weather forecast
San Antonio, Chile

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Weather in April

As San Antonio, Chile moves further into autumn in April, a mild change begins to surface in the city's climate. Cooler temperatures start to prevail, decreasing the humidity slightly. The rainfall tendency escalates marginally in April, with an average volume of 3mm (0.12") falling usually over 3 days. Despite the fewer daylight hours, the month is still characterized by abundant sunshine and clear skies. Temperature limits range from 12.8°C (55°F) to 19.4°C (66.9°F) during April.

Temperature

A minimal variation is noted in San Antonio's average high-temperature at the onset of April, reaching a refreshing 19.4°C (66.9°F) from March's 21.2°C (70.2°F). The average temperature drops to a fresh 12.8°C (55°F) during the night in the month of April.

Humidity

April is the least humid month, with an average relative humidity of 71%.

Rainfall

In San Antonio, in April, during 3 rainfall days, 3mm (0.12") of precipitation is typically accumulated. Throughout the year, in San Antonio, there are 40.9 rainfall days, and 190mm (7.48") of precipitation is accumulated.

Daylight

In April, the average length of the day is 11h and 14min.
On the first day of the month, sunrise is at 07:59 and sunset at 19:41 -03. On the last day of April, in San Antonio, sunrise is at 07:20 and sunset at 18:06 -04.
Note: On Sunday, 07. April 2024, at 00:00, Daylight Saving Time ends, and the time zone changes from -03 to -04. Daylight Saving Time starts again on Sunday, 08. September 2024, at 00:00; consequently, the time zone reverts from -04 to -03.

Sunshine

In April, the average sunshine is 9.2h.

UV index

The months with the highest UV index are January through April, November and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in April transforms into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Jan 24, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the average April temperature in San Antonio?

An average high-temperature, in April, in San Antonio, is 19.4°C (66.9°F) and the average low-temperature is 12.8°C (55°F).

What is the least humid month in San Antonio?

The least humid month in San Antonio is April, with an average relative humidity of 71%.

What is the average humidity in April in San Antonio?

The average relative humidity in April is 71%.

How many days does it rain in April in San Antonio?

In San Antonio, Chile, in April, it is raining for 3 days, with typically 3mm (0.12") of accumulated precipitation.

How many hours of daylight does San Antonio have in April?

In San Antonio, the average day length in April is 11h and 14min.

When are sunrise and sunset in April in San Antonio?

In April, on the first day of the month, sunrise is at 07:59 and sunset at 19:41 -03. On the last day of the month, in San Antonio, sunrise is at 07:20 and sunset at 18:06 -04.

When does Daylight Saving Time (DST) end in April in San Antonio?

On Sunday, 07. April 2024, at 00:00, Daylight Saving Time ends in San Antonio, Chile, and the time zone changes from -03 to -04. The next DST starts on Sunday, 08. September 2024, at 00:00.

How many hours of sunshine does San Antonio have in April?

The average sunshine duration in April in San Antonio, Chile, is 9.2h.

When is the highest UV index in San Antonio?

January through April, November and December, with an average maximum UV index of 5, are months with the highest UV index in San Antonio.

What is the UV index reading in April in San Antonio?

In April, the average daily maximum UV index in San Antonio, Chile, is 5. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.

Average temperature in April
San Antonio, Chile

Average temperature in April - San Antonio, Chile
  • Average high temperature in April: 19.4°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 April: 12.8°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 April
San Antonio, Chile

Average pressure in April - San Antonio, Chile
  • Average pressure in April: 1016.6mbar

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 April
San Antonio, Chile

Average wind speed in April - San Antonio, Chile
  • Average wind speed in April: 13.2km/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 April
San Antonio, Chile

Average humidity in April - San Antonio, Chile
  • Average humidity in April: 71%

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 April
San Antonio, Chile

Average rainfall in April - San Antonio, Chile
  • Average rainfall in April: 3mm

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 April
San Antonio, Chile

Average rainfall days in April - San Antonio, Chile
  • Average rainfall days in April: 3 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 April /
Average sunshine in April
San Antonio, Chile

Average daylight in April / Average sunshine in April - San Antonio, Chile
  • Average daylight in April: 11h and 1min

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 April: 9h and 1min

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 April
San Antonio, Chile

Average sunshine days in April - San Antonio, Chile
  • Average sunshine days in April: 26.4 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 April
San Antonio, Chile

Average UV index in April - San Antonio, Chile
  • Average UV index in April: 5

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 April
San Antonio, Chile

Average cloud cover in April - San Antonio, Chile
  • Average cloud cover in April: 17

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 April
San Antonio, Chile

Average visibility in April - San Antonio, Chile
  • Average visibility in April: 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 Antonio, Chile

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