August Weather in Seiro, Japan

Last updated: August 23, 2025

In August, the average temperature in Seiro, Japan hovers around 27°C (80°F), making it a warm destination for visitors. Expect temperatures to range from a cool 17°C (63°F) to a blistering 37°C (98°F). With 281 mm (11.1 in) of precipitation spread over 19 days, the region experiences a humid environment with an average humidity level of 92%. Be prepared for both warmth and wet conditions!

August Temperature in Seiro

In August in Seiro, the average temperature is 27°C (80°F), with maximums reaching up to 37°C (98°F) and minimums dropping as low as 17°C (63°F). It's an ideal time for travelers to enjoy warm weather and outdoor activities while staying prepared for warmer days.

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

The chart illustrates August temperature patterns in Seiro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Seiro, August typically has an average temperature of 27°C (80°F), with highs reaching up to 37°C (98°F) and lows dropping to around 17°C (63°F).

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

August Precipitation in Seiro

In Seiro in August, the precipitation amount is 281 mm (11.1 in) spread over 19 days, indicating a significant level of rainfall during that period.

August Precipitation Trends in Seiro

The chart displays monthly precipitation patterns in Seiro, 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 Seiro, August typically receives around 281 mm (11.1 inches) of precipitation spread over approximately 19 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 Seiro

In Seiro in August, humidity is 92%. With an average temperature of 27°C (80°F), this humidity feels like traveling through a warm, enveloping blanket that makes you feel sticky and lethargic, leaving you longing for refreshing air conditioning or a cool breeze.

August Average Humidity in Seiro

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

In Seiro 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 Seiro.

Maximum UV Index Levels in Seiro for August

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

Data source: Seiro 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 Seiro Compares to Other Months

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

This table compares monthly weather conditions in Seiro, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (37°F)	203 mm (8.0 inches)	88%	moderate
February Weather	3°C (37°F)	171 mm (6.7 inches)	86%	moderate
March Weather	7°C (44°F)	147 mm (5.8 inches)	81%	high
April Weather	11°C (52°F)	140 mm (5.5 inches)	78%	very high
May Weather	17°C (63°F)	135 mm (5.3 inches)	81%	very high
June Weather	21°C (69°F)	141 mm (5.5 inches)	88%	very high
July Weather	25°C (78°F)	317 mm (12.5 inches)	92%	very high
August Weather	27°C (80°F)	281 mm (11.1 inches)	92%	extreme
September Weather	22°C (73°F)	175 mm (6.9 inches)	89%	very high
October Weather	17°C (62°F)	179 mm (7.1 inches)	87%	high
November Weather	11°C (52°F)	194 mm (7.6 inches)	85%	moderate
December Weather	5°C (41°F)	267 mm (10.5 inches)	86%	moderate