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June Weather in Iijima, Japan

Last updated: August 23, 2025

In June, the average temperature in Iijima, Japan is a pleasant 18°C (64°F). However, temperatures can fluctuate, with minimums dipping to 5°C (42°F) and maximums reaching 28°C (82°F). Expect 151 mm (5.9 in) of precipitation over approximately 14 days, contributing to a high average humidity of 88%.

June Temperature in Iijima

In June in Iijima, the average temperature is 18°C (64°F). The maximum can reach 28°C (82°F), while the minimum can be as low as 5°C (42°F). This makes Iijima an ideal destination for travelers looking for mild weather and pleasant conditions.

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

The chart illustrates June temperature patterns in Iijima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iijima, June typically has an average temperature of 18°C (64°F), with highs reaching up to 28°C (82°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec293040485864717366564434
Data source: Temperature data for Iijima 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 Iijima

In Iijima in June, the total precipitation amount is 151 mm (5.9 in) spread over 14 days.

June Precipitation Trends in Iijima

The chart displays monthly precipitation patterns in Iijima, 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 Iijima, June typically receives around 151 mm (5.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec71821461481611513151511672476577
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Iijima

In Iijima 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 Iijima

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

In Iijima 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 Iijima.

Maximum UV Index Levels in Iijima for June

The chart shows the monthly maximum UV Index (UVI) for Iijima 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 Iijima typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101111121210764
Data source: Iijima 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 Iijima Compares to Other Months

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

This table compares monthly weather conditions in Iijima, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)71 mm (2.8 inches)76%moderate
February Weather-1°C (31°F)82 mm (3.2 inches)74%high
March Weather4°C (40°F)146 mm (5.7 inches)70%very high
April Weather9°C (48°F)148 mm (5.8 inches)74%very high
May Weather14°C (58°F)161 mm (6.3 inches)81%extreme
June Weather18°C (64°F)151 mm (5.9 inches)88%extreme
July Weather22°C (71°F)315 mm (12.4 inches)93%extreme
August Weather23°C (74°F)150 mm (5.9 inches)90%extreme
September Weather19°C (66°F)166 mm (6.6 inches)86%very high
October Weather13°C (56°F)247 mm (9.7 inches)83%high
November Weather7°C (45°F)65 mm (2.6 inches)80%high
December Weather1°C (34°F)77 mm (3.0 inches)78%moderate

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