January Weather in South Bristol, United States

Last updated: June 24, 2025

In January, the average temperature in South Bristol, United States hovers around -1°C (31°F), making it a chilly time of year. Expect minimum temperatures to plunge to -17°C (1°F), while some days may reach a maximum of 11°C (52°F). Additionally, you may experience about 98 mm (3.9 in) of precipitation over 9 days, with an average humidity level of 85% contributing to a brisk atmosphere.

January Temperature in South Bristol

In January in South Bristol, the average temperature is -1°C (31°F), with maximums reaching up to 11°C (52°F) and minimums dipping as low as -17°C (1°F). Travelers should be prepared for chilly conditions and pack accordingly for any outdoor adventures.

January Weather in South Bristol: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in South Bristol, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Bristol, January typically has an average temperature of -1°C (31°F), with highs reaching up to 11°C (52°F) and lows dropping to around -17°C (1°F).

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

January Precipitation in South Bristol

In South Bristol in January, the precipitation amount is 98 mm (3.9 in) spread over a duration of 9 days.

January Precipitation Trends in South Bristol

The chart displays monthly precipitation patterns in South Bristol, 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 South Bristol, January typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 9 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 South Bristol

In South Bristol in January, humidity is 85%. With an average temperature of -1°C (31°F), this humidity feels like an uncomfortable chill that makes any outdoor travel feel damp and biting, penetrating through layers of clothing and making each breath feel cold and heavy.

January Average Humidity in South Bristol

This chart illustrates the average monthly humidity levels in South Bristol, 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 South Bristol is approximately 85%, 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 South Bristol

In South Bristol 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 South Bristol, you can visit Hourly UV Index in South Bristol.

Maximum UV Index Levels in South Bristol for January

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

Data source: South Bristol 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 South Bristol Compares to Other Months

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

This table compares monthly weather conditions in South Bristol, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	98 mm (3.9 inches)	85%	low
February Weather	0°C (32°F)	101 mm (4.0 inches)	86%	moderate
March Weather	1°C (35°F)	86 mm (3.4 inches)	84%	moderate
April Weather	6°C (43°F)	138 mm (5.4 inches)	79%	high
May Weather	10°C (50°F)	84 mm (3.3 inches)	79%	very high
June Weather	15°C (59°F)	74 mm (2.9 inches)	86%	very high
July Weather	18°C (65°F)	101 mm (4.0 inches)	85%	very high
August Weather	19°C (67°F)	74 mm (2.9 inches)	83%	very high
September Weather	17°C (62°F)	89 mm (3.5 inches)	80%	high
October Weather	12°C (55°F)	143 mm (5.6 inches)	77%	moderate
November Weather	6°C (44°F)	123 mm (4.8 inches)	80%	moderate
December Weather	1°C (35°F)	138 mm (5.4 inches)	81%	low