January Weather in Coupeville, United States

Last updated: June 24, 2025

In Coupeville, United States, the average temperature in January hovers around 7°C (44°F). Expect chilly days with minimums dipping to -2°C (29°F) and reaching a maximum of 12°C (53°F). With 150 mm (5.9 in) of precipitation spread over 16 days, don’t forget your umbrella! The atmosphere is notably humid, with an average humidity of 86%, adding a touch of crispness to the air.

January Temperature in Coupeville

In January, in Coupeville, the average temperature is 7°C (44°F). The maximum can reach 12°C (53°F), while the minimum can drop to as low as -2°C (29°F). Be prepared for chilly conditions and pack accordingly if you're planning to travel during this time.

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

The chart illustrates January temperature patterns in Coupeville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Coupeville, January typically has an average temperature of 7°C (44°F), with highs reaching up to 12°C (53°F) and lows dropping to around -2°C (29°F).

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

January Precipitation in Coupeville

In Coupeville in January, the precipitation amount is 150 mm (5.9 in) spread over 16 days.

January Precipitation Trends in Coupeville

The chart displays monthly precipitation patterns in Coupeville, 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 Coupeville, January typically receives around 150 mm (5.9 inches) of precipitation spread over approximately 16 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 Coupeville

In Coupeville in January, humidity is 86%. With an average temperature of 7°C (44°F), this humidity feels like a chilly, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite uninviting.

January Average Humidity in Coupeville

This chart illustrates the average monthly humidity levels in Coupeville, 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 Coupeville 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 Coupeville

In Coupeville in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Coupeville, you can visit Hourly UV Index in Coupeville.

Maximum UV Index Levels in Coupeville for January

The chart shows the monthly maximum UV Index (UVI) for Coupeville 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 Coupeville typically reaches 2, which falls under the low exposure category.

Data source: Coupeville 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 Coupeville Compares to Other Months

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

This table compares monthly weather conditions in Coupeville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	150 mm (5.9 inches)	86%	low
February Weather	6°C (42°F)	154 mm (6.1 inches)	85%	moderate
March Weather	7°C (45°F)	118 mm (4.6 inches)	86%	moderate
April Weather	9°C (49°F)	86 mm (3.4 inches)	86%	high
May Weather	12°C (54°F)	54 mm (2.1 inches)	81%	very high
June Weather	14°C (57°F)	53 mm (2.1 inches)	83%	very high
July Weather	15°C (60°F)	28 mm (1.1 inches)	84%	very high
August Weather	16°C (61°F)	26 mm (1.0 inches)	77%	very high
September Weather	14°C (58°F)	87 mm (3.4 inches)	76%	high
October Weather	11°C (53°F)	133 mm (5.2 inches)	88%	moderate
November Weather	9°C (48°F)	189 mm (7.4 inches)	87%	low
December Weather	7°C (44°F)	177 mm (7.0 inches)	87%	low