February Weather in Isa, Japan

Last updated: August 23, 2025

In February, the average temperature in Isa, Japan hovers around 8°C (47°F). Expect a range from a chilly -3°C (28°F) to a pleasant 20°C (68°F). During this month, precipitation averages 110 mm (4.3 in) over approximately 10 days, with a comfortable average humidity of 68%. Prepare for a mix of weather as you explore!

February Temperature in Isa

In February in Isa, the average temperature is 8°C (47°F), with maximums soaring to 20°C (68°F) and minimums dipping as low as -3°C (28°F). It's wise to pack layers to stay comfortable during your travels.

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

The chart illustrates February temperature patterns in Isa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Isa, February typically has an average temperature of 8°C (47°F), with highs reaching up to 20°C (68°F) and lows dropping to around -3°C (28°F).

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

February Precipitation in Isa

In Isa in February, the precipitation amount is 110 mm (4.3 in) over a period of 10 days.

February Precipitation Trends in Isa

The chart displays monthly precipitation patterns in Isa, 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 Isa, February typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 10 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 Isa

In Isa in February, humidity is 68%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that can make outdoor excursions uncomfortable, potentially leaving travelers feeling colder than the thermometer suggests.

February Average Humidity in Isa

This chart illustrates the average monthly humidity levels in Isa, 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 Isa is approximately 68%, 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 Isa

In Isa 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 Isa, you can refer to this Hourly UV Index in Isa.

Maximum UV Index Levels in Isa for February

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

Data source: Isa 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 Isa Compares to Other Months

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

This table compares monthly weather conditions in Isa, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	61 mm (2.4 inches)	72%	moderate
February Weather	8°C (47°F)	110 mm (4.3 inches)	68%	high
March Weather	12°C (54°F)	162 mm (6.4 inches)	72%	very high
April Weather	16°C (61°F)	159 mm (6.3 inches)	79%	extreme
May Weather	20°C (68°F)	261 mm (10.3 inches)	83%	extreme
June Weather	23°C (74°F)	386 mm (15.2 inches)	86%	extreme
July Weather	26°C (80°F)	483 mm (19.0 inches)	90%	extreme
August Weather	28°C (82°F)	234 mm (9.2 inches)	85%	extreme
September Weather	25°C (77°F)	259 mm (10.2 inches)	80%	extreme
October Weather	20°C (69°F)	141 mm (5.6 inches)	78%	very high
November Weather	14°C (57°F)	102 mm (4.0 inches)	76%	high
December Weather	9°C (48°F)	94 mm (3.7 inches)	74%	moderate