February Weather in Omachi, Japan

Last updated: August 23, 2025

In February, the average temperature in Omachi, Japan hovers around -7°C (20°F), with minimums plunging to -19°C (-2°F) and maximums reaching up to 8°C (47°F). Expect 181 mm (7.1 in) of precipitation spread over 19 days, contributing to a high average humidity of 86%. Stay warm and prepared for wet weather!

February Temperature in Omachi

In February in Omachi, the average temperature is -7°C (20°F). The maximum can reach 8°C (47°F), while the minimum can drop as low as -19°C (-2°F). Travelers should be prepared for cold weather conditions and dress warmly while exploring the area.

February Weather in Omachi: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Omachi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Omachi, February typically has an average temperature of -7°C (20°F), with highs reaching up to 8°C (47°F) and lows dropping to around -19°C (-2°F).

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

February Precipitation in Omachi

In Omachi in February, the total precipitation amount is 181 mm (7.1 in) spread over 19 days.

February Precipitation Trends in Omachi

The chart displays monthly precipitation patterns in Omachi, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Omachi, February typically receives around 181 mm (7.1 inches) of precipitation spread over approximately 19 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

February Humidity in Omachi

In Omachi in February humidity is 86%. With an average temperature of -7°C (20°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm.

February Average Humidity in Omachi

This chart illustrates the average monthly humidity levels in Omachi, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Omachi is approximately 86%, offering insight into how humid the weather typically is during this month.

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

February UV Index in Omachi

In Omachi in February, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Omachi, you can refer to this Hourly UV Index in Omachi.

Maximum UV Index Levels in Omachi for February

The chart shows the monthly maximum UV Index (UVI) for Omachi in February, 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 February, the maximum UV index in Omachi typically reaches 6, which falls under the high exposure category.

Data source: Omachi February 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 February Weather in Omachi Compares to Other Months

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

This table compares monthly weather conditions in Omachi, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (19°F)	193 mm (7.6 inches)	88%	moderate
February Weather	-7°C (20°F)	181 mm (7.1 inches)	86%	high
March Weather	-1°C (30°F)	198 mm (7.8 inches)	81%	very high
April Weather	4°C (39°F)	226 mm (8.9 inches)	78%	very high
May Weather	11°C (52°F)	276 mm (10.9 inches)	81%	extreme
June Weather	15°C (59°F)	310 mm (12.2 inches)	88%	extreme
July Weather	19°C (67°F)	565 mm (22.3 inches)	92%	extreme
August Weather	20°C (69°F)	400 mm (15.8 inches)	92%	extreme
September Weather	16°C (61°F)	334 mm (13.1 inches)	89%	very high
October Weather	10°C (50°F)	284 mm (11.2 inches)	87%	high
November Weather	3°C (37°F)	139 mm (5.5 inches)	85%	moderate
December Weather	-5°C (24°F)	206 mm (8.1 inches)	86%	moderate