January Weather in Occidental, United States

Last updated: June 24, 2025

In January, the average temperature in Occidental, United States hovers around 10°C (50°F), offering a mild climate for visitors. Expect a minimum chill of -1°C (30°F) and a pleasant maximum of 25°C (77°F). Be prepared for some rain, as the region experiences approximately 140 mm (5.5 in) of precipitation over 9 days, contributing to an average humidity level of 86%.

January Temperature in Occidental

In January in Occidental, the average temperature is 10°C (50°F), with maximums reaching 25°C (77°F) and minimums dipping as low as -1°C (30°F). This makes it an ideal time for travelers to enjoy a range of outdoor activities, from cozy strolls to invigorating hikes.

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

The chart illustrates January temperature patterns in Occidental, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Occidental, January typically has an average temperature of 10°C (50°F), with highs reaching up to 25°C (77°F) and lows dropping to around -1°C (30°F).

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

January Precipitation in Occidental

In Occidental in January, the total precipitation amount is 140 mm (5.5 in) spread over a span of 9 days.

January Precipitation Trends in Occidental

The chart displays monthly precipitation patterns in Occidental, 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 Occidental, January typically receives around 140 mm (5.5 inches) of precipitation spread over approximately 9 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 Occidental

In Occidental in January humidity is 86%. With an average temperature of 10°C (50°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities uncomfortable and sticky, which can dampen the spirit of travel.

January Average Humidity in Occidental

This chart illustrates the average monthly humidity levels in Occidental, 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 Occidental is approximately 86%, 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 Occidental

In Occidental in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Occidental, you can check the information here.

Maximum UV Index Levels in Occidental for January

The chart shows the monthly maximum UV Index (UVI) for Occidental 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 Occidental typically reaches 3, which falls under the moderate exposure category.

Data source: Occidental 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 Occidental Compares to Other Months

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

This table compares monthly weather conditions in Occidental, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	140 mm (5.5 inches)	86%	moderate
February Weather	10°C (51°F)	157 mm (6.2 inches)	84%	moderate
March Weather	11°C (52°F)	96 mm (3.8 inches)	83%	high
April Weather	13°C (57°F)	47 mm (1.9 inches)	80%	very high
May Weather	16°C (60°F)	30 mm (1.2 inches)	80%	very high
June Weather	19°C (67°F)	2 mm (0.1 inches)	76%	extreme
July Weather	20°C (68°F)	0 mm (0.0 inches)	70%	extreme
August Weather	20°C (68°F)	0 mm (0.0 inches)	66%	very high
September Weather	19°C (67°F)	2 mm (0.1 inches)	68%	very high
October Weather	16°C (62°F)	43 mm (1.7 inches)	72%	high
November Weather	12°C (54°F)	61 mm (2.4 inches)	84%	moderate
December Weather	9°C (49°F)	102 mm (4.0 inches)	84%	moderate