January Weather in Oakley, United States

Last updated: June 24, 2025

In Oakley, United States, the average temperature in January hovers around -6°C (21°F). Expect chilly days, with minimums plunging to -24°C (-10°F) and maximums reaching a mild 8°C (46°F). The month sees approximately 72 mm (2.8 in) of precipitation spread over 11 days, contributing to an average humidity level of 91%. Get ready for a frigid yet atmospheric experience!

January Temperature in Oakley

In January in Oakley, the average temperature is -6°C (21°F), with maximums reaching 8°C (46°F) and minimums dropping as low as -24°C (-10°F). Be prepared for a chilly adventure and pack accordingly if you're planning to visit!

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

The chart illustrates January temperature patterns in Oakley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oakley, January typically has an average temperature of -6°C (21°F), with highs reaching up to 8°C (46°F) and lows dropping to around -24°C (-10°F).

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

January Precipitation in Oakley

In Oakley in January, the precipitation amount is 72 mm (2.8 in) over the course of 11 days.

January Precipitation Trends in Oakley

The chart displays monthly precipitation patterns in Oakley, 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 Oakley, January typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Oakley

In Oakley in January humidity is 91%. With an average temperature of -6°C (21°F), this humidity feels like wandering through a cold, damp fog that clings to your skin, making it challenging to stay warm and comfortable while exploring the surroundings.

January Average Humidity in Oakley

This chart illustrates the average monthly humidity levels in Oakley, 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 Oakley is approximately 91%, 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 Oakley

In Oakley 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 Oakley for better planning.

Maximum UV Index Levels in Oakley for January

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

Data source: Oakley 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 Oakley Compares to Other Months

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

This table compares monthly weather conditions in Oakley, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	72 mm (2.8 inches)	91%	moderate
February Weather	-5°C (23°F)	86 mm (3.4 inches)	92%	high
March Weather	0°C (32°F)	82 mm (3.2 inches)	84%	very high
April Weather	1°C (35°F)	62 mm (2.5 inches)	74%	extreme
May Weather	6°C (43°F)	66 mm (2.6 inches)	62%	extreme
June Weather	14°C (57°F)	30 mm (1.2 inches)	56%	extreme
July Weather	18°C (65°F)	36 mm (1.4 inches)	44%	extreme
August Weather	17°C (63°F)	43 mm (1.7 inches)	37%	extreme
September Weather	12°C (54°F)	43 mm (1.7 inches)	46%	very high
October Weather	3°C (38°F)	53 mm (2.1 inches)	67%	high
November Weather	-2°C (29°F)	56 mm (2.2 inches)	84%	moderate
December Weather	-7°C (20°F)	68 mm (2.7 inches)	88%	moderate