January Weather in Marstow, United Kingdom

Last updated: August 27, 2025

In January, the average temperature in Marstow, United Kingdom hovers around 5°C (41°F). Expect chilly days with minimums dropping to -4°C (25°F) and highs reaching up to 14°C (57°F). Precipitation is moderate, with about 54 mm (2.1 in) falling over 10 days, while the air remains quite humid, averaging around 88%.

January Temperature in Marstow

In January in Marstow, the average temperature is 5°C (41°F), with maximums reaching 14°C (57°F) and minimums dropping as low as -4°C (25°F). Be sure to pack warm clothing and be prepared for chilly weather if you're planning to travel during this time.

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

The chart illustrates January temperature patterns in Marstow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marstow, January typically has an average temperature of 5°C (41°F), with highs reaching up to 14°C (57°F) and lows dropping to around -4°C (25°F).

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

January Precipitation in Marstow

In Marstow in January, the total precipitation amount is 54 mm (2.1 in) over the course of 10 days.

January Precipitation Trends in Marstow

The chart displays monthly precipitation patterns in Marstow, 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 Marstow, January typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 10 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 Marstow

In Marstow in January humidity is 88%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making it essential to bundle up for your travels, as every breath feels heavy in the air and the landscape appears cloaked in a misty shroud.

January Average Humidity in Marstow

This chart illustrates the average monthly humidity levels in Marstow, 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 Marstow is approximately 88%, 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 Marstow

In Marstow in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Marstow.

Maximum UV Index Levels in Marstow for January

The chart shows the monthly maximum UV Index (UVI) for Marstow 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 Marstow typically reaches 1, which falls under the low exposure category.

Data source: Marstow 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 Marstow Compares to Other Months

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

This table compares monthly weather conditions in Marstow, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	54 mm (2.1 inches)	88%	low
February Weather	6°C (43°F)	67 mm (2.6 inches)	88%	low
March Weather	7°C (45°F)	74 mm (2.9 inches)	86%	moderate
April Weather	9°C (49°F)	52 mm (2.0 inches)	84%	moderate
May Weather	12°C (54°F)	73 mm (2.9 inches)	80%	high
June Weather	16°C (61°F)	75 mm (3.0 inches)	80%	very high
July Weather	18°C (64°F)	63 mm (2.5 inches)	70%	very high
August Weather	17°C (62°F)	75 mm (2.9 inches)	73%	high
September Weather	14°C (58°F)	54 mm (2.1 inches)	79%	high
October Weather	11°C (53°F)	98 mm (3.9 inches)	89%	moderate
November Weather	8°C (47°F)	72 mm (2.8 inches)	90%	low
December Weather	7°C (44°F)	93 mm (3.7 inches)	89%	low