January Weather in Brewster, United States

Last updated: June 24, 2025

In January, the average temperature in Brewster, United States hovers around -4°C (25°F), with the mercury dipping as low as -23°C (-9°F) and peaking at a mild 15°C (59°F). Expect approximately 19 mm (0.8 in) of precipitation spread over about 4 days, and enjoy a notable average humidity of 73%. Prepare accordingly for a chilly yet captivating month!

January Temperature in Brewster

In January in Brewster, the average temperature is -4°C (25°F), with maximums reaching up to 15°C (59°F) and minimums plummeting as low as -23°C (-9°F). Travelers should be prepared for a wide range of weather conditions, from mild to extremely cold.

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

The chart illustrates January temperature patterns in Brewster, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brewster, January typically has an average temperature of -4°C (25°F), with highs reaching up to 15°C (59°F) and lows dropping to around -23°C (-9°F).

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

January Precipitation in Brewster

In Brewster in January, the precipitation amount is 19 mm (0.8 in) over a span of 4 days.

January Precipitation Trends in Brewster

The chart displays monthly precipitation patterns in Brewster, 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 Brewster, January typically receives around 19 mm (0.8 inches) of precipitation spread over approximately 4 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 Brewster

In Brewster in January, humidity is 73%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill that seeps through layers of clothing, making outdoor activities brisk and invigorating, yet a bit challenging for comfortable traveling.

January Average Humidity in Brewster

This chart illustrates the average monthly humidity levels in Brewster, 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 Brewster is approximately 73%, 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 Brewster

In Brewster 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 Brewster, you can check the information here.

Maximum UV Index Levels in Brewster for January

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

Data source: Brewster 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 Brewster Compares to Other Months

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

This table compares monthly weather conditions in Brewster, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	19 mm (0.8 inches)	73%	moderate
February Weather	-5°C (24°F)	23 mm (0.9 inches)	81%	moderate
March Weather	3°C (38°F)	67 mm (2.6 inches)	69%	high
April Weather	8°C (46°F)	49 mm (1.9 inches)	71%	very high
May Weather	14°C (58°F)	114 mm (4.5 inches)	80%	very high
June Weather	22°C (72°F)	91 mm (3.6 inches)	83%	extreme
July Weather	24°C (76°F)	83 mm (3.3 inches)	84%	very high
August Weather	22°C (73°F)	90 mm (3.5 inches)	84%	very high
September Weather	19°C (66°F)	68 mm (2.7 inches)	77%	very high
October Weather	9°C (48°F)	54 mm (2.1 inches)	72%	high
November Weather	3°C (38°F)	26 mm (1.0 inches)	80%	moderate
December Weather	-2°C (29°F)	36 mm (1.4 inches)	79%	moderate