January Weather in Grey Forest, United States

Last updated: June 24, 2025

In Grey Forest, United States, the average temperature in January is a mild 11°C (52°F). Expect a range from a chilly -7°C (20°F) to a warm 27°C (80°F). During this month, you can anticipate about 42 mm (1.7 in) of precipitation over approximately 6 days, with an average humidity level of 79%.

January Temperature in Grey Forest

In January in Grey Forest, the average temperature is 11°C (52°F). Maximum temperatures can reach 27°C (80°F), while minimums can drop as low as -7°C (20°F). Prepare for a wide range of weather, making it essential to pack clothing suitable for both warm and cold conditions while traveling.

January Weather in Grey Forest: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Grey Forest, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grey Forest, January typically has an average temperature of 11°C (52°F), with highs reaching up to 27°C (80°F) and lows dropping to around -7°C (20°F).

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

January Precipitation in Grey Forest

In Grey Forest in January, the total precipitation amount is 42 mm (1.7 in) spread over 6 days.

January Precipitation Trends in Grey Forest

The chart displays monthly precipitation patterns in Grey Forest, 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 Grey Forest, January typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 6 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 Grey Forest

In Grey Forest in January humidity is 79%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that seeps through your clothes, making prolonged outdoor activities uncomfortable for travelers.

January Average Humidity in Grey Forest

This chart illustrates the average monthly humidity levels in Grey Forest, 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 Grey Forest is approximately 79%, 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 Grey Forest

In Grey Forest in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Grey Forest.

Maximum UV Index Levels in Grey Forest for January

The chart shows the monthly maximum UV Index (UVI) for Grey Forest 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 Grey Forest typically reaches 5, which falls under the moderate exposure category.

Data source: Grey Forest 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 Grey Forest Compares to Other Months

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

This table compares monthly weather conditions in Grey Forest, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	42 mm (1.7 inches)	79%	moderate
February Weather	12°C (55°F)	54 mm (2.1 inches)	79%	very high
March Weather	18°C (64°F)	63 mm (2.5 inches)	74%	very high
April Weather	21°C (69°F)	70 mm (2.8 inches)	76%	extreme
May Weather	25°C (77°F)	123 mm (4.8 inches)	81%	extreme
June Weather	28°C (82°F)	72 mm (2.8 inches)	76%	extreme
July Weather	29°C (84°F)	61 mm (2.4 inches)	66%	extreme
August Weather	29°C (85°F)	48 mm (1.9 inches)	58%	extreme
September Weather	26°C (80°F)	115 mm (4.5 inches)	65%	extreme
October Weather	22°C (71°F)	81 mm (3.2 inches)	74%	very high
November Weather	16°C (61°F)	43 mm (1.7 inches)	81%	high
December Weather	13°C (55°F)	56 mm (2.2 inches)	86%	moderate