June Weather in Tomakomai, Japan

Last updated: August 23, 2025

In Tomakomai, Japan, the average temperature in June hovers around 14°C (58°F). During this month, temperatures can dip as low as 6°C (44°F) and peak at a delightful 24°C (75°F). Be prepared for a fair amount of rain, with 128 mm (5.1 in) of precipitation expected over about 12 days. Additionally, the average humidity is notably high at 87%, creating a warm and slightly steamy atmosphere.

June Temperature in Tomakomai

In June in Tomakomai, the average temperature is 14°C (58°F). Maximum temperatures can reach up to 24°C (75°F), while minimums can drop as low as 6°C (44°F). This makes it an ideal time to explore Tomakomai, offering pleasant weather for outdoor activities and sightseeing.

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

The chart illustrates June temperature patterns in Tomakomai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tomakomai, June typically has an average temperature of 14°C (58°F), with highs reaching up to 24°C (75°F) and lows dropping to around 6°C (44°F).

Data source: Temperature data for Tomakomai generated using information from the Copernicus Climate Change Service.

June Precipitation in Tomakomai

In Tomakomai in June, the precipitation amount is 128 mm (5.1 in) over the course of 12 days.

June Precipitation Trends in Tomakomai

The chart displays monthly precipitation patterns in Tomakomai, 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 Tomakomai, June typically receives around 128 mm (5.1 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

June Humidity in Tomakomai

In Tomakomai in June humidity is 87%. With an average temperature of 14°C (58°F), this humidity feels like walking through a thick, warm blanket, making travel feel more exhausting and sticky, as sweat clings to the skin and the air feels heavy.

June Average Humidity in Tomakomai

This chart illustrates the average monthly humidity levels in Tomakomai, 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 Tomakomai is approximately 87%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Tomakomai

In Tomakomai 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 Tomakomai.

Maximum UV Index Levels in Tomakomai for June

The chart shows the monthly maximum UV Index (UVI) for Tomakomai 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 Tomakomai typically reaches 10, which falls under the very high exposure category.

Data source: Tomakomai 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 Tomakomai Compares to Other Months

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

This table compares monthly weather conditions in Tomakomai, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	49 mm (1.9 inches)	84%	low
February Weather	-4°C (26°F)	53 mm (2.1 inches)	83%	moderate
March Weather	1°C (34°F)	89 mm (3.5 inches)	81%	moderate
April Weather	5°C (42°F)	93 mm (3.7 inches)	81%	high
May Weather	11°C (51°F)	90 mm (3.6 inches)	86%	very high
June Weather	14°C (58°F)	128 mm (5.1 inches)	87%	very high
July Weather	19°C (66°F)	121 mm (4.7 inches)	93%	very high
August Weather	20°C (69°F)	206 mm (8.1 inches)	95%	very high
September Weather	18°C (64°F)	145 mm (5.7 inches)	88%	very high
October Weather	12°C (54°F)	143 mm (5.6 inches)	83%	moderate
November Weather	6°C (42°F)	102 mm (4.0 inches)	79%	moderate
December Weather	-1°C (30°F)	62 mm (2.4 inches)	80%	low