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January Weather in Lanark, United Kingdom

Last updated: August 27, 2025

In January, the average temperature in Lanark, United Kingdom hovers around 4°C (39°F), with lows dipping to -8°C (18°F) and highs reaching up to 13°C (55°F). Expect 76 mm (3.0 in) of precipitation over approximately 11 days, contributing to a high average humidity of 90%. Be prepared for a chilly and damp month!

January Temperature in Lanark

In January in Lanark, the average temperature is 4°C (39°F), with maximums reaching 13°C (55°F) and minimums dropping as low as -8°C (18°F). This chilly weather makes Lanark a great destination for winter activities and cozy indoor experiences.

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

The chart illustrates January temperature patterns in Lanark, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lanark, January typically has an average temperature of 4°C (39°F), with highs reaching up to 13°C (55°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec394042455156595854494340
Data source: Temperature data for Lanark generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Lanark

In Lanark in January, the total precipitation amount is 76 mm (3.0 in), recorded over a period of 11 days.

January Precipitation Trends in Lanark

The chart displays monthly precipitation patterns in Lanark, 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 Lanark, January typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec761191024371106921258711886102
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Lanark

In Lanark in January humidity is 90%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring extra layers to stay warm while navigating the misty streets.

January Average Humidity in Lanark

This chart illustrates the average monthly humidity levels in Lanark, 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 Lanark is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%85%81%83%82%82%88%90%92%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Lanark

In Lanark 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 Lanark.

Maximum UV Index Levels in Lanark for January

The chart shows the monthly maximum UV Index (UVI) for Lanark 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 Lanark typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568865311
Data source: Lanark 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 Lanark Compares to Other Months

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

This table compares monthly weather conditions in Lanark, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)76 mm (3.0 inches)90%low
February Weather4°C (40°F)119 mm (4.7 inches)88%low
March Weather5°C (42°F)102 mm (4.0 inches)86%moderate
April Weather7°C (45°F)43 mm (1.7 inches)85%moderate
May Weather10°C (51°F)71 mm (2.8 inches)80%high
June Weather13°C (56°F)106 mm (4.2 inches)83%very high
July Weather15°C (59°F)92 mm (3.6 inches)82%very high
August Weather14°C (58°F)125 mm (4.9 inches)82%high
September Weather12°C (54°F)87 mm (3.4 inches)88%moderate
October Weather9°C (49°F)118 mm (4.6 inches)90%moderate
November Weather6°C (43°F)86 mm (3.4 inches)92%low
December Weather4°C (40°F)102 mm (4.0 inches)89%low

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