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January Weather in Loch Lomond, United States

Last updated: June 24, 2025

In January, the average temperature in Loch Lomond, United States hovers around 3°C (37°F), but be prepared for a range that can dip to a brisk -15°C (5°F) or soar to a balmy 21°C (70°F). During the month, expect around 60 mm (2.4 in) of precipitation over 7 days, contributing to an average humidity level of 86%. Pack accordingly to enjoy all that this unique climate has to offer!

January Temperature in Loch Lomond

In January in Loch Lomond, the average temperature is 3°C (37°F), with maximums reaching up to 21°C (70°F) and minimums dipping as low as -15°C (5°F). Be sure to pack layers to stay comfortable during your travels!

January Weather in Loch Lomond: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Loch Lomond, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Loch Lomond, January typically has an average temperature of 3°C (37°F), with highs reaching up to 21°C (70°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec374147576675817772624741
Data source: Temperature data for Loch Lomond 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 Loch Lomond

In Loch Lomond in January, the precipitation amount is 60 mm (2.4 in) over the course of 7 days.

January Precipitation Trends in Loch Lomond

The chart displays monthly precipitation patterns in Loch Lomond, 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 Loch Lomond, January typically receives around 60 mm (2.4 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec609579103125108109146951088591
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Loch Lomond

In Loch Lomond in January humidity is 86%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

January Average Humidity in Loch Lomond

This chart illustrates the average monthly humidity levels in Loch Lomond, 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 Loch Lomond is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Loch Lomond

In Loch Lomond 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 Loch Lomond, you can check the information here.

Maximum UV Index Levels in Loch Lomond for January

The chart shows the monthly maximum UV Index (UVI) for Loch Lomond 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 Loch Lomond typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098753
Data source: Loch Lomond 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 Loch Lomond Compares to Other Months

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

This table compares monthly weather conditions in Loch Lomond, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)60 mm (2.4 inches)86%moderate
February Weather5°C (41°F)95 mm (3.7 inches)86%moderate
March Weather8°C (47°F)79 mm (3.1 inches)86%high
April Weather14°C (57°F)102 mm (4.0 inches)84%very high
May Weather19°C (67°F)125 mm (4.9 inches)78%very high
June Weather24°C (75°F)108 mm (4.3 inches)79%very high
July Weather27°C (81°F)109 mm (4.3 inches)70%very high
August Weather25°C (78°F)146 mm (5.7 inches)59%very high
September Weather22°C (72°F)95 mm (3.7 inches)68%very high
October Weather17°C (62°F)108 mm (4.3 inches)80%high
November Weather8°C (47°F)85 mm (3.3 inches)86%moderate
December Weather5°C (41°F)90 mm (3.6 inches)85%moderate

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