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April Weather in San Justo, Argentina

Last updated: August 22, 2025

The average temperature in San Justo, Argentina during April is a pleasant 20°C (68°F). Expect a range with minimum temperatures dipping to 3°C (38°F) and maximums soaring up to 35°C (95°F). This month also sees approximately 97 mm (3.8 in) of precipitation spread over 7 days, contributing to an average humidity level of 76%—perfect for those who enjoy a bit of moisture in the air!

April Temperature in San Justo

In April in San Justo, the average temperature is 20°C (68°F). Maximums can reach up to 35°C (95°F), while minimums can drop as low as 3°C (38°F). Be sure to pack a variety of clothing to accommodate the temperature fluctuations during your travels.

April Weather in San Justo: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in San Justo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Justo, April typically has an average temperature of 20°C (68°F), with highs reaching up to 35°C (95°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec797672686055545762677376
Data source: Temperature data for San Justo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in San Justo

In San Justo in April, the precipitation amount is 97 mm (3.8 in) over the course of 7 days.

April Precipitation Trends in San Justo

The chart displays monthly precipitation patterns in San Justo, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In San Justo, April typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec13012310597117604462591118682
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in San Justo

In San Justo in April, humidity is 76%. With an average temperature of 20°C (68°F), this humidity feels like a warm blanket wrapping around you, making outdoor exploration both exhilarating and slightly stifling, ideal for leisurely strolls but necessitating frequent breaks to hydrate and cool off.

April Average Humidity in San Justo

This chart illustrates the average monthly humidity levels in San Justo, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in San Justo is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%57%65%76%83%78%58%54%59%50%53%57%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in San Justo

In San Justo in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in San Justo.

Maximum UV Index Levels in San Justo for April

The chart shows the monthly maximum UV Index (UVI) for San Justo in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in San Justo typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312964569111414
Data source: San Justo April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in San Justo Compares to Other Months

Weather in San Justo varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in San Justo, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in San Justo, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)130 mm (5.1 inches)51%extreme
February Weather24°C (76°F)123 mm (4.8 inches)57%extreme
March Weather22°C (72°F)105 mm (4.1 inches)65%extreme
April Weather20°C (68°F)97 mm (3.8 inches)76%very high
May Weather16°C (60°F)117 mm (4.6 inches)83%high
June Weather13°C (55°F)60 mm (2.4 inches)78%moderate
July Weather12°C (54°F)44 mm (1.7 inches)58%moderate
August Weather14°C (57°F)62 mm (2.5 inches)54%high
September Weather17°C (63°F)59 mm (2.3 inches)59%very high
October Weather20°C (67°F)111 mm (4.4 inches)50%extreme
November Weather23°C (73°F)86 mm (3.4 inches)53%extreme
December Weather25°C (77°F)82 mm (3.2 inches)57%extreme

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