January Weather in Green Isle, United States

Last updated: June 24, 2025

In Green Isle, United States during the month of January, the average temperature hovers around -9°C (16°F). Expect chilly conditions, with minimums plummeting to -34°C (-29°F) and the rare maximum reaching 7°C (45°F). Alongside these frigid temperatures, the area experiences approximately 27 mm (1.1 in) of precipitation over about 5 days, coupled with high average humidity at 87%. Bundle up and prepare for a wintery experience!

January Temperature in Green Isle

In January in Green Isle, the average temperature is -9°C (16°F), with maximums reaching 7°C (45°F) and minimums dropping as low as -34°C (-29°F). Be sure to pack warm layers and prepare for extreme cold if you plan to travel during this time.

January Weather in Green Isle: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Green Isle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Green Isle, January typically has an average temperature of -9°C (16°F), with highs reaching up to 7°C (45°F) and lows dropping to around -34°C (-29°F).

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

January Precipitation in Green Isle

In Green Isle in January, the precipitation amount is 27 mm (1.1 in) over a period of 5 days.

January Precipitation Trends in Green Isle

The chart displays monthly precipitation patterns in Green Isle, 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 Green Isle, January typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 5 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 Green Isle

In Green Isle in January humidity is 87%. With an average temperature of -9°C (16°F), this humidity feels like a heavy blanket of moisture that clings to your skin, making it uncomfortable for traveling and causing your breath to mist in the cold air while navigating the wintry landscape.

January Average Humidity in Green Isle

This chart illustrates the average monthly humidity levels in Green Isle, 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 Green Isle is approximately 87%, 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 Green Isle

In Green Isle 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 Green Isle, you can check the information here.

Maximum UV Index Levels in Green Isle for January

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

Data source: Green Isle 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 Green Isle Compares to Other Months

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

This table compares monthly weather conditions in Green Isle, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (16°F)	27 mm (1.1 inches)	87%	moderate
February Weather	-9°C (16°F)	29 mm (1.2 inches)	90%	moderate
March Weather	0°C (33°F)	59 mm (2.3 inches)	85%	moderate
April Weather	6°C (43°F)	80 mm (3.1 inches)	84%	high
May Weather	15°C (59°F)	122 mm (4.8 inches)	78%	very high
June Weather	22°C (72°F)	91 mm (3.6 inches)	80%	very high
July Weather	23°C (74°F)	107 mm (4.2 inches)	81%	very high
August Weather	21°C (71°F)	150 mm (5.9 inches)	81%	very high
September Weather	18°C (64°F)	111 mm (4.4 inches)	81%	high
October Weather	9°C (48°F)	95 mm (3.8 inches)	84%	moderate
November Weather	1°C (34°F)	32 mm (1.2 inches)	88%	moderate
December Weather	-5°C (23°F)	42 mm (1.7 inches)	84%	low