July Weather in Tomamae, Japan

Last updated: August 23, 2025

In July, the average temperature in Tomamae, Japan is a pleasant 21°C (69°F). However, it can range from a cool 11°C (51°F) to a warm 31°C (87°F). Expect 96 mm (3.8 in) of precipitation spread across 9 days and enjoy the tropical atmosphere with an average humidity of 93%.

July Temperature in Tomamae

In July in Tomamae, the average temperature is 21°C (69°F), with maximums reaching up to 31°C (87°F) and minimums dipping as low as 11°C (51°F). This pleasant climate makes Tomamae an ideal destination for travelers seeking comfortable weather and a variety of outdoor activities.

July Weather in Tomamae: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Tomamae, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tomamae, July typically has an average temperature of 21°C (69°F), with highs reaching up to 31°C (87°F) and lows dropping to around 11°C (51°F).

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

July Precipitation in Tomamae

In Tomamae in July, the total precipitation amount is 96 mm (3.8 in) spread over a period of 9 days.

July Precipitation Trends in Tomamae

The chart displays monthly precipitation patterns in Tomamae, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Tomamae, July typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Tomamae

In Tomamae in July humidity is 93%. With an average temperature of 21°C (69°F), this humidity feels like a warm, heavy blanket wrapping around you, making travel feel sweat-inducing and somewhat stifling, requiring frequent breaks and hydration as you navigate through the atmosphere.

July Average Humidity in Tomamae

This chart illustrates the average monthly humidity levels in Tomamae, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Tomamae is approximately 93%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Tomamae

In Tomamae in July, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Tomamae.

Maximum UV Index Levels in Tomamae for July

The chart shows the monthly maximum UV Index (UVI) for Tomamae in July, 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 July, the maximum UV index in Tomamae typically reaches 9, which falls under the very high exposure category.

Data source: Tomamae July 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 July Weather in Tomamae Compares to Other Months

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

This table compares monthly weather conditions in Tomamae, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	67 mm (2.6 inches)	87%	low
February Weather	-4°C (25°F)	80 mm (3.1 inches)	84%	moderate
March Weather	1°C (34°F)	78 mm (3.1 inches)	83%	moderate
April Weather	6°C (43°F)	65 mm (2.6 inches)	84%	high
May Weather	11°C (52°F)	79 mm (3.1 inches)	88%	very high
June Weather	15°C (59°F)	87 mm (3.4 inches)	88%	very high
July Weather	21°C (69°F)	96 mm (3.8 inches)	93%	very high
August Weather	21°C (70°F)	158 mm (6.2 inches)	94%	very high
September Weather	18°C (65°F)	84 mm (3.3 inches)	86%	high
October Weather	12°C (54°F)	150 mm (5.9 inches)	79%	moderate
November Weather	6°C (42°F)	154 mm (6.1 inches)	77%	moderate
December Weather	-1°C (30°F)	124 mm (4.9 inches)	83%	low