August Weather in Chikuma, Japan

Last updated: August 23, 2025

In Chikuma, Japan, the average temperature in August is a pleasant 23°C (74°F). However, temperatures can vary significantly, with a minimum of 10°C (50°F) and a maximum of 34°C (93°F). Expect around 276 mm (10.9 in) of precipitation spread over 21 days, contributing to an average humidity of 92%.

August Temperature in Chikuma

In August in Chikuma, the average temperature is 23°C (74°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop as low as 10°C (50°F). Be sure to pack layers to enjoy both warm days and cooler nights during your travels.

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

The chart illustrates August temperature patterns in Chikuma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chikuma, August typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (93°F) and lows dropping to around 10°C (50°F).

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

August Precipitation in Chikuma

In Chikuma in August, the precipitation amount is 276 mm (10.9 in), occurring over a span of 21 days.

August Precipitation Trends in Chikuma

The chart displays monthly precipitation patterns in Chikuma, 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 Chikuma, August typically receives around 276 mm (10.9 inches) of precipitation spread over approximately 21 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 Chikuma

In Chikuma in August, humidity is 92%. With an average temperature of 23°C (74°F), this humidity feels like a heavy blanket wrapped around you, making it sticky and uncomfortable for traveling.

August Average Humidity in Chikuma

This chart illustrates the average monthly humidity levels in Chikuma, 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 Chikuma is approximately 92%, 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 Chikuma

In Chikuma in August, 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 Chikuma.

Maximum UV Index Levels in Chikuma for August

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

Data source: Chikuma 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 Chikuma Compares to Other Months

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

This table compares monthly weather conditions in Chikuma, 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 (27°F)	151 mm (6.0 inches)	88%	moderate
February Weather	-2°C (29°F)	138 mm (5.4 inches)	86%	high
March Weather	3°C (38°F)	172 mm (6.8 inches)	81%	very high
April Weather	8°C (47°F)	182 mm (7.2 inches)	78%	very high
May Weather	14°C (58°F)	227 mm (8.9 inches)	81%	extreme
June Weather	18°C (64°F)	256 mm (10.1 inches)	88%	extreme
July Weather	22°C (72°F)	437 mm (17.2 inches)	92%	extreme
August Weather	23°C (74°F)	276 mm (10.9 inches)	92%	extreme
September Weather	19°C (66°F)	285 mm (11.2 inches)	89%	very high
October Weather	13°C (55°F)	277 mm (10.9 inches)	87%	high
November Weather	6°C (44°F)	119 mm (4.7 inches)	85%	moderate
December Weather	0°C (33°F)	163 mm (6.4 inches)	86%	moderate