July Weather in Rio, Greece

Last updated: August 23, 2025

In July, the average temperature in Rio, Greece is a warm 26°C (79°F). Expect a comfortable range with minimums dipping to 17°C (63°F) and maximums reaching up to 37°C (98°F). During this month, you'll experience an average rainfall of 23 mm (0.9 in) over about 3 days, while the humidity sits at a pleasant 56%. Enjoy the balmy weather!

July Temperature in Rio

In July in Rio, the average temperature is 26°C (79°F). Maximums can reach 37°C (98°F), and minimums can be as low as 17°C (63°F). This makes it a great time to enjoy outdoor activities, but be prepared for some hot days as well!

July Weather in Rio: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Rio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio, July typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (98°F) and lows dropping to around 17°C (63°F).

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

July Precipitation in Rio

In Rio in July, the precipitation amount is 23 mm (0.9 in) over the course of 3 days.

July Precipitation Trends in Rio

The chart displays monthly precipitation patterns in Rio, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Rio, July typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 3 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Rio

In Rio in July humidity is 56%. With an average temperature of 26°C (79°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls but slightly sticky for more vigorous activities, so travelers should stay hydrated and dress in light, breathable clothing.

July Average Humidity in Rio

This chart illustrates the average monthly humidity levels in Rio, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Rio is approximately 56%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Rio

In Rio in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Rio.

Maximum UV Index Levels in Rio for July

The chart shows the monthly maximum UV Index (UVI) for Rio in July, 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 July, the maximum UV index in Rio typically reaches 10, which falls under the very high exposure category.

Data source: Rio July 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 July Weather in Rio Compares to Other Months

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

This table compares monthly weather conditions in Rio, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	147 mm (5.8 inches)	84%	moderate
February Weather	9°C (49°F)	103 mm (4.1 inches)	78%	moderate
March Weather	10°C (51°F)	97 mm (3.8 inches)	75%	high
April Weather	14°C (57°F)	55 mm (2.2 inches)	70%	very high
May Weather	18°C (65°F)	37 mm (1.5 inches)	72%	very high
June Weather	22°C (72°F)	40 mm (1.6 inches)	60%	extreme
July Weather	26°C (79°F)	23 mm (0.9 inches)	56%	very high
August Weather	27°C (80°F)	17 mm (0.7 inches)	47%	very high
September Weather	23°C (73°F)	49 mm (1.9 inches)	56%	very high
October Weather	18°C (64°F)	76 mm (3.0 inches)	70%	high
November Weather	14°C (58°F)	127 mm (5.0 inches)	80%	moderate
December Weather	10°C (50°F)	178 mm (7.0 inches)	83%	moderate