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June Weather in Seiro, Japan

Last updated: August 23, 2025

In June, the average temperature in Seiro, Japan hovers around 21°C (69°F). Expect a comfortable range where the minimum can drop to 11°C (51°F) and the maximum can peak at 31°C (88°F). However, be prepared for some rain, as 141 mm (5.5 in) of precipitation may fall over 14 days. With an average humidity of 88%, it’s the perfect time to enjoy the lush surroundings!

June Temperature in Seiro

In June in Seiro, the average temperature is 21°C (69°F). Maximums can reach 31°C (88°F) and minimums can be as low as 11°C (51°F). This weather makes Seiro an ideal destination for travelers seeking a pleasant climate for outdoor activities.

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

The chart illustrates June 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, June typically has an average temperature of 21°C (69°F), with highs reaching up to 31°C (88°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec363744526369778072625241
Data source: Temperature data for Seiro 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 Seiro

In Seiro in June, the precipitation amount reaches 141 mm (5.5 in) over a span of 14 days.

June Precipitation Trends in Seiro

The chart displays monthly precipitation patterns in Seiro, 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 Seiro, June typically receives around 141 mm (5.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec203171147140135141317281176179194267
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Seiro

In Seiro in June, humidity is 88%. With an average temperature of 21°C (69°F), this humidity feels like a warm blanket wrapping around you, making travel uncomfortable as sweat clings to your skin and the air feels thick and heavy, turning each step into a challenge.

June Average Humidity in Seiro

This chart illustrates the average monthly humidity levels in Seiro, 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 Seiro is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%81%79%81%88%92%92%89%87%85%86%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Seiro

In Seiro 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 Seiro.

Maximum UV Index Levels in Seiro for June

The chart shows the monthly maximum UV Index (UVI) for Seiro 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 Seiro typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec347891010119643
Data source: Seiro 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 Seiro Compares to Other Months

Weather in Seiro varies notably across the year, with each month offering distinct climate conditions. This page compares June’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 June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (37°F)203 mm (8.0 inches)88%moderate
February Weather3°C (37°F)171 mm (6.7 inches)86%moderate
March Weather7°C (44°F)147 mm (5.8 inches)81%high
April Weather11°C (52°F)140 mm (5.5 inches)78%very high
May Weather17°C (63°F)135 mm (5.3 inches)81%very high
June Weather21°C (69°F)141 mm (5.5 inches)88%very high
July Weather25°C (78°F)317 mm (12.5 inches)92%very high
August Weather27°C (80°F)281 mm (11.1 inches)92%extreme
September Weather22°C (73°F)175 mm (6.9 inches)89%very high
October Weather17°C (62°F)179 mm (7.1 inches)87%high
November Weather11°C (52°F)194 mm (7.6 inches)85%moderate
December Weather5°C (41°F)267 mm (10.5 inches)86%moderate

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