July Weather in Oiso, Japan

Last updated: August 23, 2025

In July, the average temperature in Oiso, Japan hovers around 24°C (76°F). Expect a pleasant range, with minimums dipping to 18°C (65°F) and maximums climbing to 30°C (85°F). However, be prepared for 19 days of rain, totaling about 263 mm (10.3 in) of precipitation, and a heightened average humidity of 93%.

July Temperature in Oiso

In July in Oiso, the average temperature is 24°C (76°F). Maximums can reach 30°C (85°F), and minimums can be as low as 18°C (65°F). This pleasant climate makes Oiso an ideal destination for travelers seeking comfortable weather and outdoor activities.

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

The chart illustrates July temperature patterns in Oiso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oiso, July typically has an average temperature of 24°C (76°F), with highs reaching up to 30°C (85°F) and lows dropping to around 18°C (65°F).

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

July Precipitation in Oiso

In Oiso in July, the precipitation amount is 263 mm (10.3 in) over the course of 19 days.

July Precipitation Trends in Oiso

The chart displays monthly precipitation patterns in Oiso, 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 Oiso, July typically receives around 263 mm (10.3 inches) of precipitation spread over approximately 19 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 Oiso

In Oiso in July humidity is 93%. With an average temperature of 24°C (76°F), this humidity feels like a thick blanket enveloping you as you travel, making each step feel heavier and every breath a little more laborious, leaving you longing for a cool breeze.

July Average Humidity in Oiso

This chart illustrates the average monthly humidity levels in Oiso, 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 Oiso 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 Oiso

In Oiso in July, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Oiso.

Maximum UV Index Levels in Oiso for July

The chart shows the monthly maximum UV Index (UVI) for Oiso 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 Oiso typically reaches 12, which falls under the extreme exposure category.

Data source: Oiso 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 Oiso Compares to Other Months

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

This table compares monthly weather conditions in Oiso, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	69 mm (2.7 inches)	76%	moderate
February Weather	7°C (45°F)	75 mm (3.0 inches)	74%	moderate
March Weather	10°C (51°F)	195 mm (7.7 inches)	70%	very high
April Weather	13°C (57°F)	162 mm (6.4 inches)	74%	very high
May Weather	18°C (64°F)	166 mm (6.5 inches)	81%	extreme
June Weather	21°C (70°F)	224 mm (8.8 inches)	88%	extreme
July Weather	24°C (76°F)	263 mm (10.3 inches)	93%	extreme
August Weather	26°C (80°F)	159 mm (6.2 inches)	90%	extreme
September Weather	23°C (74°F)	235 mm (9.3 inches)	86%	very high
October Weather	19°C (66°F)	346 mm (13.6 inches)	83%	high
November Weather	14°C (58°F)	115 mm (4.5 inches)	80%	moderate
December Weather	9°C (49°F)	91 mm (3.6 inches)	78%	moderate