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June Weather in Okegawa, Japan

Last updated: August 23, 2025

In June, the average temperature in Okegawa, Japan hovers around 23°C (73°F). Visitors can expect a pleasant range, with minimums dropping to 13°C (56°F) and soaring up to a warm 34°C (93°F). However, be prepared for some rain, as 149 mm (5.9 in) of precipitation can occur over 15 days. The climate is further characterized by a high average humidity of 88%, making it essential to stay hydrated during your travels!

June Temperature in Okegawa

In June in Okegawa, the average temperature is 23°C (73°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 13°C (56°F). This pleasant climate makes it an ideal destination for travelers looking to enjoy mild weather and outdoor activities.

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

The chart illustrates June temperature patterns in Okegawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Okegawa, June typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (93°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec404350586773798375655545
Data source: Temperature data for Okegawa 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 Okegawa

In Okegawa in June, the precipitation amount is 149 mm (5.9 in) over a period of 15 days.

June Precipitation Trends in Okegawa

The chart displays monthly precipitation patterns in Okegawa, 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 Okegawa, June typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec41401201101101492401191852585442
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Okegawa

In Okegawa in June, humidity is 88%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky blanket enveloping you, making travel feel heavy and draining without frequent breaks for hydration and shade.

June Average Humidity in Okegawa

This chart illustrates the average monthly humidity levels in Okegawa, 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 Okegawa is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%74%70%74%82%88%93%90%86%83%80%78%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Okegawa

In Okegawa in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Okegawa.

Maximum UV Index Levels in Okegawa for June

The chart shows the monthly maximum UV Index (UVI) for Okegawa 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 Okegawa typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589101011109753
Data source: Okegawa 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 Okegawa Compares to Other Months

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

This table compares monthly weather conditions in Okegawa, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)41 mm (1.6 inches)76%moderate
February Weather6°C (43°F)40 mm (1.6 inches)74%moderate
March Weather10°C (50°F)120 mm (4.7 inches)70%very high
April Weather14°C (58°F)110 mm (4.3 inches)74%very high
May Weather20°C (68°F)110 mm (4.3 inches)81%very high
June Weather23°C (73°F)149 mm (5.9 inches)88%very high
July Weather26°C (80°F)240 mm (9.5 inches)93%extreme
August Weather28°C (83°F)119 mm (4.7 inches)90%very high
September Weather24°C (75°F)185 mm (7.3 inches)86%very high
October Weather18°C (65°F)258 mm (10.2 inches)83%high
November Weather13°C (55°F)54 mm (2.1 inches)80%moderate
December Weather7°C (45°F)42 mm (1.6 inches)78%moderate

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