July Weather in Hiroo, Japan

Last updated: August 23, 2025

In Hiroo, Japan, the average temperature in July hovers around 18°C (65°F). Temperatures can vary widely, dropping to a chilly 9°C (49°F) at their lowest and peaking at a warm 30°C (86°F). Be prepared for some rain, as the area experiences approximately 106 mm (4.2 in) of precipitation over 11 days. With an average humidity of 93%, it's a month that combines warmth with a touch of moisture—perfect for those who thrive in humid conditions!

July Temperature in Hiroo

In July in Hiroo, the average temperature is 18°C (65°F). The maximum can reach 30°C (86°F) and the minimum can be as low as 9°C (49°F). This pleasant climate makes it an ideal time for travelers seeking mild weather and outdoor activities.

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

The chart illustrates July temperature patterns in Hiroo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hiroo, July typically has an average temperature of 18°C (65°F), with highs reaching up to 30°C (86°F) and lows dropping to around 9°C (49°F).

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

July Precipitation in Hiroo

In Hiroo in July, the precipitation amount is 106 mm (4.2 in) spread over a duration of 11 days.

July Precipitation Trends in Hiroo

The chart displays monthly precipitation patterns in Hiroo, 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 Hiroo, July typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 11 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 Hiroo

In Hiroo in July, humidity is 93%. With an average temperature of 18°C (65°F), this humidity feels like stepping into a warm, damp embrace, making travel quite uncomfortable as the air clings to your skin and every movement seems to sap your energy.

July Average Humidity in Hiroo

This chart illustrates the average monthly humidity levels in Hiroo, 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 Hiroo is approximately 93%, 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 Hiroo

In Hiroo 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 Hiroo.

Maximum UV Index Levels in Hiroo for July

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

Data source: Hiroo 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 Hiroo Compares to Other Months

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

This table compares monthly weather conditions in Hiroo, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	61 mm (2.4 inches)	84%	low
February Weather	-4°C (25°F)	65 mm (2.6 inches)	83%	moderate
March Weather	1°C (34°F)	115 mm (4.5 inches)	83%	high
April Weather	5°C (42°F)	97 mm (3.8 inches)	83%	very high
May Weather	11°C (52°F)	95 mm (3.7 inches)	86%	very high
June Weather	14°C (58°F)	105 mm (4.1 inches)	88%	very high
July Weather	18°C (65°F)	106 mm (4.2 inches)	93%	very high
August Weather	19°C (67°F)	175 mm (6.9 inches)	96%	very high
September Weather	17°C (63°F)	140 mm (5.5 inches)	89%	very high
October Weather	12°C (54°F)	201 mm (7.9 inches)	83%	high
November Weather	6°C (43°F)	90 mm (3.6 inches)	80%	moderate
December Weather	-1°C (30°F)	66 mm (2.6 inches)	79%	low