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May Weather in Valparaiso, United States

Last updated: June 24, 2025

In Valparaiso, United States, the average temperature in May hovers around 24°C (76°F). Expect a comfortable range, with minimums dipping to 12°C (53°F) and maximums soaring up to 33°C (92°F). During this month, precipitation averages 96 mm (3.8 in) over about 10 days, contributing to an average humidity of 74%, making it a pleasantly warm and slightly humid time to visit!

May Temperature in Valparaiso

In May in Valparaiso, the average temperature is 24°C (76°F). The maximum can reach 33°C (92°F), and the minimum can be as low as 12°C (53°F). This moderate climate makes Valparaiso an ideal destination for outdoor activities and exploration during this time of year.

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

The chart illustrates May 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, May typically has an average temperature of 24°C (76°F), with highs reaching up to 33°C (92°F) and lows dropping to around 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec545964687581828280746157
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.

May Precipitation in Valparaiso

In Valparaiso in May, the total precipitation amount is 96 mm (3.8 in) over a span of 10 days.

May Precipitation Trends in Valparaiso

The chart displays monthly precipitation patterns in Valparaiso, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Valparaiso, May typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec90112621299619016517714711840123
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Valparaiso

In Valparaiso in May, humidity is 74%. With an average temperature of 24°C (76°F), this humidity feels like a warm, heavy blanket wrapping around you, making travel a bit sticky and requiring plenty of hydration as you explore.

May Average Humidity in Valparaiso

This chart illustrates the average monthly humidity levels in Valparaiso, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Valparaiso is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%79%77%74%70%78%78%79%74%83%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Valparaiso

In Valparaiso in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Valparaiso.

Maximum UV Index Levels in Valparaiso for May

The chart shows the monthly maximum UV Index (UVI) for Valparaiso in May, 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 May, the maximum UV index in Valparaiso typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121110864
Data source: Valparaiso May 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 May 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 May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)89 mm (3.5 inches)83%moderate
February Weather15°C (60°F)112 mm (4.4 inches)82%very high
March Weather18°C (64°F)62 mm (2.4 inches)79%very high
April Weather20°C (68°F)129 mm (5.1 inches)77%extreme
May Weather24°C (76°F)96 mm (3.8 inches)74%extreme
June Weather27°C (81°F)190 mm (7.5 inches)70%extreme
July Weather28°C (82°F)165 mm (6.5 inches)78%extreme
August Weather28°C (82°F)177 mm (7.0 inches)78%extreme
September Weather26°C (80°F)147 mm (5.8 inches)79%very high
October Weather23°C (74°F)118 mm (4.7 inches)74%very high
November Weather16°C (61°F)40 mm (1.6 inches)83%high
December Weather14°C (57°F)123 mm (4.9 inches)86%moderate

Compare Valparaiso's Climate with Cities Worldwide