August Weather in Isehara, Japan

Last updated: August 23, 2025

In August, the average temperature in Isehara, Japan is a warm 27°C (80°F). Expect temperatures to range from a cool 16°C (61°F) to a sizzling 36°C (96°F). With 157 mm (6.2 in) of precipitation spread over 18 days, this month is also quite humid, with an average humidity level of 90%. Be prepared for a mix of sunny days and occasional rain!

August Temperature in Isehara

In August in Isehara, the average temperature is 27°C (80°F). Maximums can reach up to 36°C (96°F), while minimums can drop as low as 16°C (61°F). This range makes it a perfect time for travelers to enjoy the pleasant weather and engage in outdoor activities.

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

The chart illustrates August temperature patterns in Isehara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Isehara, August typically has an average temperature of 27°C (80°F), with highs reaching up to 36°C (96°F) and lows dropping to around 16°C (61°F).

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

August Precipitation in Isehara

In Isehara, in August, the precipitation amount is 157 mm (6.2 in) distributed over 18 days.

August Precipitation Trends in Isehara

The chart displays monthly precipitation patterns in Isehara, 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 Isehara, August typically receives around 157 mm (6.2 inches) of precipitation spread over approximately 18 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Isehara

In Isehara in August humidity is 90%. With an average temperature of 27°C (80°F), this humidity feels like a warm embrace that can quickly become overwhelming for travelers. The sticky air clings to your skin, making even the simplest activities feel exhausting and requiring frequent breaks in the shade to stay comfortable.

August Average Humidity in Isehara

This chart illustrates the average monthly humidity levels in Isehara, 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 Isehara is approximately 90%, 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 Isehara

In Isehara in August, 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 Isehara.

Maximum UV Index Levels in Isehara for August

The chart shows the monthly maximum UV Index (UVI) for Isehara 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 Isehara typically reaches 11, which falls under the extreme exposure category.

Data source: Isehara 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 Isehara Compares to Other Months

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

This table compares monthly weather conditions in Isehara, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	57 mm (2.2 inches)	76%	moderate
February Weather	5°C (41°F)	66 mm (2.6 inches)	74%	high
March Weather	9°C (48°F)	177 mm (7.0 inches)	70%	very high
April Weather	13°C (56°F)	148 mm (5.8 inches)	74%	very high
May Weather	18°C (65°F)	140 mm (5.5 inches)	81%	extreme
June Weather	21°C (70°F)	198 mm (7.8 inches)	88%	extreme
July Weather	25°C (77°F)	277 mm (10.9 inches)	93%	extreme
August Weather	27°C (80°F)	157 mm (6.2 inches)	90%	extreme
September Weather	22°C (73°F)	221 mm (8.7 inches)	86%	very high
October Weather	17°C (63°F)	317 mm (12.5 inches)	83%	high
November Weather	12°C (54°F)	84 mm (3.3 inches)	80%	moderate
December Weather	7°C (44°F)	68 mm (2.7 inches)	78%	moderate