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June Weather in Saitama, Japan

Last updated: August 23, 2025

In Saitama, Japan, the average temperature in June hovers around 23°C (73°F). During this time, temperatures can dip to a minimum of 13°C (56°F) and soar to a maximum of 34°C (93°F). Be prepared for 134 mm (5.3 in) of precipitation spread across 15 days, with the atmosphere typically feeling quite humd and balmy at an average humidity of 88%.

June Temperature in Saitama

In June in Saitama, 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 Saitama: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Saitama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saitama, 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).
JanFebMarAprMayJunJulAugSepOctNovDec404250586773798375655544
Data source: Temperature data for Saitama 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 Saitama

In Saitama in June, the total precipitation amount is 134 mm (5.3 in) spread over a period of 15 days.

June Precipitation Trends in Saitama

The chart displays monthly precipitation patterns in Saitama, 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 Saitama, June typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec39381221111111352251121672496347
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Saitama

In Saitama 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 Saitama

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

In Saitama 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 Saitama.

Maximum UV Index Levels in Saitama for June

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

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

This table compares monthly weather conditions in Saitama, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)39 mm (1.5 inches)76%moderate
February Weather6°C (43°F)38 mm (1.5 inches)74%moderate
March Weather10°C (51°F)122 mm (4.8 inches)70%very high
April Weather14°C (58°F)111 mm (4.4 inches)74%very high
May Weather20°C (68°F)111 mm (4.4 inches)81%very high
June Weather23°C (73°F)134 mm (5.3 inches)88%very high
July Weather26°C (80°F)225 mm (8.8 inches)93%extreme
August Weather28°C (83°F)112 mm (4.4 inches)90%very high
September Weather24°C (75°F)167 mm (6.6 inches)86%very high
October Weather18°C (65°F)249 mm (9.8 inches)83%high
November Weather13°C (55°F)63 mm (2.5 inches)80%moderate
December Weather7°C (44°F)47 mm (1.8 inches)78%moderate

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