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June Weather in Okunoya, Japan

Last updated: August 23, 2025

In June, the average temperature in Okunoya, Japan is a pleasant 21°C (70°F). Expect a range where the minimum dips to 15°C (58°F) and the maximum can soar to 30°C (86°F). However, be prepared for some moisture, as you'll encounter approximately 155 mm (6.1 in) of precipitation over 14 days. With an average humidity of 87%, it’s advisable to carry an umbrella and stay hydrated!

June Temperature in Okunoya

In June in Okunoya, the average temperature is 21°C (70°F), with maximums reaching 30°C (86°F) and minimums dropping as low as 15°C (58°F). This makes it a perfect time for travelers seeking pleasant and mild weather for outdoor activities.

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

The chart illustrates June temperature patterns in Okunoya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Okunoya, June typically has an average temperature of 21°C (70°F), with highs reaching up to 30°C (86°F) and lows dropping to around 15°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec424450566470767974665747
Data source: Temperature data for Okunoya generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Okunoya

In Okunoya in June, the precipitation amount is 155 mm (6.1 in) over the course of 14 days.

June Precipitation Trends in Okunoya

The chart displays monthly precipitation patterns in Okunoya, 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 Okunoya, June typically receives around 155 mm (6.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec535015012914415520910917625810273
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Okunoya

In Okunoya in June humidity is 87%. With an average temperature of 21°C (70°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities quite exhausting and requiring frequent breaks to hydrate and cool off.

June Average Humidity in Okunoya

This chart illustrates the average monthly humidity levels in Okunoya, 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 Okunoya is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%72%73%80%87%93%90%84%80%77%77%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Okunoya

In Okunoya 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 Okunoya.

Maximum UV Index Levels in Okunoya for June

The chart shows the monthly maximum UV Index (UVI) for Okunoya 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 Okunoya typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109653
Data source: Okunoya 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 Okunoya Compares to Other Months

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

This table compares monthly weather conditions in Okunoya, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)53 mm (2.1 inches)76%moderate
February Weather6°C (44°F)50 mm (2.0 inches)75%moderate
March Weather10°C (50°F)150 mm (5.9 inches)72%high
April Weather13°C (56°F)129 mm (5.1 inches)73%very high
May Weather18°C (65°F)143 mm (5.6 inches)80%very high
June Weather21°C (70°F)155 mm (6.1 inches)87%extreme
July Weather24°C (76°F)209 mm (8.2 inches)92%extreme
August Weather26°C (80°F)109 mm (4.3 inches)90%very high
September Weather23°C (74°F)176 mm (6.9 inches)84%very high
October Weather19°C (66°F)258 mm (10.2 inches)80%high
November Weather14°C (57°F)102 mm (4.0 inches)77%moderate
December Weather8°C (47°F)73 mm (2.9 inches)77%moderate

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