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April Weather in Valparaiso, United States

Last updated: June 24, 2025

In April, the average temperature in Valparaiso, United States hovers around 10°C (51°F). Temperatures can swing dramatically, with a minimum of -10°C (14°F) and a peak of 32°C (90°F). Residents can expect about 48 mm (1.9 in) of precipitation spread over 9 days, coupled with an average humidity of 74%.

April Temperature in Valparaiso

In April in Valparaiso, the average temperature is 10°C (51°F). Maximum temperatures can reach 32°C (90°F) while the minimum can dip as low as -10°C (14°F). Be prepared for a wide range of temperatures, making it essential to pack accordingly for your travels.

April Weather in Valparaiso: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Valparaiso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valparaiso, April typically has an average temperature of 10°C (51°F), with highs reaching up to 32°C (90°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec262642516377797570534132
Data source: Temperature data for Valparaiso 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 Valparaiso

In Valparaiso in April, the total precipitation amount is 48 mm (1.9 in) spread over 9 days.

April Precipitation Trends in Valparaiso

The chart displays monthly precipitation patterns in Valparaiso, 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 Valparaiso, April typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec332798481391087492801152941
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Valparaiso

In Valparaiso in April humidity is 74%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill enveloping you, making travel a bit uncomfortable as the cold air clings to your skin, and you may find yourself wishing you had packed an extra layer to stay warm and dry.

April Average Humidity in Valparaiso

This chart illustrates the average monthly humidity levels in Valparaiso, 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 Valparaiso is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%73%75%78%82%83%81%75%75%82%83%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Valparaiso

In Valparaiso 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 Valparaiso.

Maximum UV Index Levels in Valparaiso for April

The chart shows the monthly maximum UV Index (UVI) for Valparaiso 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 Valparaiso typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35699101098642
Data source: Valparaiso 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 Valparaiso Compares to Other Months

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

This table compares monthly weather conditions in Valparaiso, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)33 mm (1.3 inches)76%moderate
February Weather-3°C (26°F)27 mm (1.1 inches)80%moderate
March Weather5°C (42°F)98 mm (3.8 inches)73%high
April Weather10°C (51°F)48 mm (1.9 inches)74%very high
May Weather17°C (63°F)139 mm (5.5 inches)78%very high
June Weather25°C (77°F)108 mm (4.3 inches)82%very high
July Weather26°C (79°F)74 mm (2.9 inches)83%very high
August Weather24°C (76°F)92 mm (3.6 inches)80%very high
September Weather21°C (70°F)80 mm (3.2 inches)75%very high
October Weather12°C (53°F)115 mm (4.5 inches)75%high
November Weather5°C (41°F)29 mm (1.1 inches)82%moderate
December Weather0°C (32°F)41 mm (1.6 inches)83%low

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