January Weather in Ravenswood, United States

Last updated: June 24, 2025

In Ravenswood, United States, the average temperature in January hovers around 2°C (35°F), with extremes ranging from a brisk -19°C (-2°F) to a pleasant 23°C (73°F). During this time, expect 94 mm (3.7 in) of precipitation over the course of approximately 10 days, along with an average humidity level of 88%. Prepare for a month that balances chilly days with occasional warmth and moisture!

January Temperature in Ravenswood

In January in Ravenswood, the average temperature is 2°C (35°F). The maximum can reach 23°C (73°F) and the minimum can be as low as -19°C (-2°F). It's a time to prepare for a wide range of weather conditions, so pack accordingly for your travels!

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

The chart illustrates January temperature patterns in Ravenswood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ravenswood, January typically has an average temperature of 2°C (35°F), with highs reaching up to 23°C (73°F) and lows dropping to around -19°C (-2°F).

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

January Precipitation in Ravenswood

In Ravenswood in January, the precipitation amount is 94 mm (3.7 in) over a duration of 10 days.

January Precipitation Trends in Ravenswood

The chart displays monthly precipitation patterns in Ravenswood, 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 Ravenswood, January typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 10 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 Ravenswood

In Ravenswood in January, humidity is 88%. With an average temperature of 2°C (35°F), this humidity feels like you're wrapped in a cold, damp blanket, making outdoor activities uncomfortable and travel challenging due to the chill seeping into your bones.

January Average Humidity in Ravenswood

This chart illustrates the average monthly humidity levels in Ravenswood, 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 Ravenswood is approximately 88%, 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 Ravenswood

In Ravenswood 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 Ravenswood, you can check the information here.

Maximum UV Index Levels in Ravenswood for January

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

Data source: Ravenswood 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 Ravenswood Compares to Other Months

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

This table compares monthly weather conditions in Ravenswood, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	94 mm (3.7 inches)	88%	moderate
February Weather	4°C (40°F)	132 mm (5.2 inches)	88%	moderate
March Weather	8°C (46°F)	113 mm (4.5 inches)	88%	high
April Weather	13°C (55°F)	145 mm (5.7 inches)	86%	very high
May Weather	19°C (66°F)	146 mm (5.8 inches)	82%	very high
June Weather	22°C (73°F)	160 mm (6.3 inches)	84%	very high
July Weather	25°C (77°F)	114 mm (4.5 inches)	82%	very high
August Weather	24°C (75°F)	121 mm (4.8 inches)	73%	very high
September Weather	21°C (71°F)	108 mm (4.3 inches)	73%	very high
October Weather	15°C (60°F)	111 mm (4.4 inches)	81%	high
November Weather	7°C (45°F)	80 mm (3.1 inches)	89%	moderate
December Weather	4°C (40°F)	120 mm (4.7 inches)	86%	moderate