June Weather in Naganohara, Japan

Last updated: August 23, 2025

In Naganohara, Japan, the average temperature in June hovers around 18°C (64°F). Minimum temperatures can drop to 7°C (46°F), while maximums can reach a warm 29°C (84°F). Expect precipitation of about 223 mm (8.8 in) spread over 20 days, contributing to an average humidity of 88%.

June Temperature in Naganohara

In June in Naganohara, the average temperature is 18°C (64°F). The maximum can reach 29°C (84°F), while the minimum can be as low as 7°C (46°F). This pleasant weather makes Naganohara a great destination for travelers looking to enjoy mild temperatures and outdoor activities.

June Weather in Naganohara: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Naganohara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Naganohara, June typically has an average temperature of 18°C (64°F), with highs reaching up to 29°C (84°F) and lows dropping to around 7°C (46°F).

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

June Precipitation in Naganohara

In Naganohara in June, the precipitation amount reaches 223 mm (8.8 in) over a span of 20 days.

June Precipitation Trends in Naganohara

The chart displays monthly precipitation patterns in Naganohara, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Naganohara, June typically receives around 223 mm (8.8 inches) of precipitation spread over approximately 20 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Naganohara

In Naganohara in June, humidity is 88%. With an average temperature of 18°C (64°F), this humidity feels like you’re walking through a warm, enveloping mist, making every step slightly weighted but also refreshing, ideal for leisurely exploration but challenging for strenuous activities.

June Average Humidity in Naganohara

This chart illustrates the average monthly humidity levels in Naganohara, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Naganohara is approximately 88%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Naganohara

In Naganohara in June, 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 Naganohara.

Maximum UV Index Levels in Naganohara for June

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

Data source: Naganohara June 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 June Weather in Naganohara Compares to Other Months

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

This table compares monthly weather conditions in Naganohara, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	78 mm (3.1 inches)	88%	moderate
February Weather	0°C (32°F)	72 mm (2.8 inches)	86%	high
March Weather	4°C (40°F)	125 mm (4.9 inches)	81%	very high
April Weather	9°C (48°F)	130 mm (5.1 inches)	78%	very high
May Weather	15°C (59°F)	173 mm (6.8 inches)	81%	extreme
June Weather	18°C (64°F)	223 mm (8.8 inches)	88%	extreme
July Weather	22°C (72°F)	341 mm (13.4 inches)	92%	extreme
August Weather	23°C (74°F)	244 mm (9.6 inches)	92%	extreme
September Weather	19°C (66°F)	222 mm (8.7 inches)	89%	very high
October Weather	13°C (56°F)	264 mm (10.4 inches)	87%	high
November Weather	7°C (45°F)	54 mm (2.1 inches)	85%	moderate
December Weather	2°C (35°F)	74 mm (2.9 inches)	86%	moderate