March Weather in Oyama, Japan

Last updated: August 23, 2025

In Oyama, Japan, the average temperature in March hovers around 9°C (49°F). Expect a minimum of -4°C (25°F) and a maximum of 24°C (75°F) during this time. With an average precipitation of 131 mm (5.2 in) over 11 days, it's wise to prepare for some wet weather. Additionally, the region experiences a notable average humidity of 81%, adding to the overall climate experience.

March Temperature in Oyama

In March in Oyama, the average temperature is 9°C (49°F). Maximums can reach 24°C (75°F), while minimums can dip as low as -4°C (25°F). Be prepared for varying weather conditions to make the most of your trip!

March Weather in Oyama: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Oyama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oyama, March typically has an average temperature of 9°C (49°F), with highs reaching up to 24°C (75°F) and lows dropping to around -4°C (25°F).

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

March Precipitation in Oyama

In Oyama in March, the precipitation amount is 131 mm (5.2 in) distributed over 11 days.

March Precipitation Trends in Oyama

The chart displays monthly precipitation patterns in Oyama, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Oyama, March typically receives around 131 mm (5.2 inches) of precipitation spread over approximately 11 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Oyama

In Oyama in March humidity is 81%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill clinging to your skin, making outdoor explorations rather uncomfortable and potentially dreary for travelers.

March Average Humidity in Oyama

This chart illustrates the average monthly humidity levels in Oyama, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Oyama is approximately 81%, offering insight into how humid the weather typically is during this month.

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

March UV Index in Oyama

In Oyama in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Oyama.

Maximum UV Index Levels in Oyama for March

The chart shows the monthly maximum UV Index (UVI) for Oyama in March, 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 March, the maximum UV index in Oyama typically reaches 7, which falls under the high exposure category.

Data source: Oyama March 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 March Weather in Oyama Compares to Other Months

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

This table compares monthly weather conditions in Oyama, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	38 mm (1.5 inches)	88%	moderate
February Weather	5°C (41°F)	41 mm (1.6 inches)	86%	moderate
March Weather	9°C (49°F)	131 mm (5.2 inches)	81%	high
April Weather	14°C (57°F)	129 mm (5.1 inches)	78%	very high
May Weather	19°C (66°F)	137 mm (5.4 inches)	81%	very high
June Weather	22°C (72°F)	160 mm (6.3 inches)	88%	extreme
July Weather	26°C (78°F)	258 mm (10.2 inches)	92%	extreme
August Weather	27°C (82°F)	156 mm (6.1 inches)	92%	very high
September Weather	23°C (74°F)	195 mm (7.7 inches)	89%	very high
October Weather	18°C (64°F)	258 mm (10.1 inches)	87%	high
November Weather	12°C (53°F)	67 mm (2.6 inches)	85%	moderate
December Weather	6°C (43°F)	50 mm (2.0 inches)	86%	moderate