January Weather in Obama, Japan

Last updated: August 23, 2025

In Obama, Japan, the average temperature for January is a chilly 5°C (41°F), with lows dipping to -2°C (29°F) and highs reaching up to 15°C (59°F). Expect precipitation of 138 mm (5.4 in) over approximately 20 days, coupled with a high average humidity of 82%. Prepare for a damp and cool month as you explore!

January Temperature in Obama

In January in Obama, the average temperature is 5°C (41°F), with maximums reaching 15°C (59°F) and minimums plummeting to -2°C (29°F). This variability in temperatures makes it essential for travelers to pack layers to stay comfortable throughout the day.

January Weather in Obama: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Obama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Obama, January typically has an average temperature of 5°C (41°F), with highs reaching up to 15°C (59°F) and lows dropping to around -2°C (29°F).

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

January Precipitation in Obama

In Obama in January, the precipitation amount is 138 mm (5.4 in) over the course of 20 days.

January Precipitation Trends in Obama

The chart displays monthly precipitation patterns in Obama, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Obama, January typically receives around 138 mm (5.4 inches) of precipitation spread over approximately 20 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Obama

In Obama in January, humidity is 82%. With an average temperature of 5°C (41°F), this humidity feels like a chilly, damp blanket wrapping around you, making outdoor activities less enjoyable and making it essential to dress in layers to stay warm while navigating the wet conditions.

January Average Humidity in Obama

This chart illustrates the average monthly humidity levels in Obama, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Obama is approximately 82%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Obama

In Obama in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Obama for better planning.

Maximum UV Index Levels in Obama for January

The chart shows the monthly maximum UV Index (UVI) for Obama in January, 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 January, the maximum UV index in Obama typically reaches 4, which falls under the moderate exposure category.

Data source: Obama January 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 January Weather in Obama Compares to Other Months

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

This table compares monthly weather conditions in Obama, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	138 mm (5.4 inches)	82%	moderate
February Weather	5°C (42°F)	122 mm (4.8 inches)	79%	moderate
March Weather	9°C (48°F)	159 mm (6.3 inches)	74%	very high
April Weather	12°C (54°F)	177 mm (7.0 inches)	76%	very high
May Weather	17°C (63°F)	176 mm (6.9 inches)	83%	extreme
June Weather	21°C (70°F)	207 mm (8.2 inches)	87%	extreme
July Weather	25°C (78°F)	359 mm (14.1 inches)	93%	extreme
August Weather	27°C (81°F)	243 mm (9.6 inches)	91%	extreme
September Weather	23°C (74°F)	233 mm (9.2 inches)	87%	very high
October Weather	18°C (65°F)	268 mm (10.6 inches)	85%	high
November Weather	13°C (56°F)	107 mm (4.2 inches)	83%	moderate
December Weather	8°C (46°F)	173 mm (6.8 inches)	83%	moderate