August Weather in Valparaiso, United States

Last updated: June 24, 2025

In August, the average temperature in Valparaiso, United States hovers around 24°C (76°F), making it a pleasant time to visit. Expect temperatures to vary between a minimum of 11°C (51°F) and a maximum of 36°C (97°F). With an average humidity level of 80%, you might feel a bit sticky, especially with 92 mm (3.6 in) of precipitation spread over 10 days. Prepare accordingly to enjoy everything this destination has to offer!

August Temperature in Valparaiso

In August in Valparaiso, the average temperature is 24°C (76°F), with maximums reaching up to 36°C (97°F) and minimums dropping as low as 11°C (51°F). It's a great time for travelers to enjoy a mix of warm days and cooler nights while exploring all that Valparaiso has to offer.

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

The chart illustrates August 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, August typically has an average temperature of 24°C (76°F), with highs reaching up to 36°C (97°F) and lows dropping to around 11°C (51°F).

Data source: Temperature data for Valparaiso generated using information from the Copernicus Climate Change Service.

August Precipitation in Valparaiso

In Valparaiso in August, the total precipitation amount is 92 mm (3.6 in), which falls over the course of 10 days.

August Precipitation Trends in Valparaiso

The chart displays monthly precipitation patterns in Valparaiso, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Valparaiso, August typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Valparaiso

In Valparaiso in August humidity is 80%. With an average temperature of 24°C (76°F), this humidity feels like a warm, sticky embrace that can make exploring outdoors quite draining, so it's essential to stay hydrated and take breaks in the shade while traveling.

August Average Humidity in Valparaiso

This chart illustrates the average monthly humidity levels in Valparaiso, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Valparaiso is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Valparaiso

In Valparaiso in August, 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 August

The chart shows the monthly maximum UV Index (UVI) for Valparaiso in August, 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 August, the maximum UV index in Valparaiso typically reaches 9, which falls under the very high exposure category.

Data source: Valparaiso August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
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 Weather	5°C (42°F)	98 mm (3.8 inches)	73%	high
April Weather	10°C (51°F)	48 mm (1.9 inches)	74%	very high
May Weather	17°C (63°F)	139 mm (5.5 inches)	78%	very high
June Weather	25°C (77°F)	108 mm (4.3 inches)	82%	very high
July Weather	26°C (79°F)	74 mm (2.9 inches)	83%	very high
August Weather	24°C (76°F)	92 mm (3.6 inches)	80%	very high
September Weather	21°C (70°F)	80 mm (3.2 inches)	75%	very high
October Weather	12°C (53°F)	115 mm (4.5 inches)	75%	high
November Weather	5°C (41°F)	29 mm (1.1 inches)	82%	moderate
December Weather	0°C (32°F)	41 mm (1.6 inches)	83%	low