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March Weather in Lanark, United States

Last updated: June 24, 2025

In March, the average temperature in Lanark, United States hovers around 4°C (39°F). During this month, temperatures can oscillate dramatically, reaching a chilling minimum of -22°C (-7°F) and a balmy maximum of 24°C (76°F). Expect 82 mm (3.2 in) of precipitation spread across 10 days, with humidity levels averaging a high 84%. Prepare for a month of varied weather, where you might experience both frosty mornings and sunny afternoons!

March Temperature in Lanark

In March in Lanark, the average temperature is 4°C (39°F). The maximum can reach 24°C (76°F), and the minimum can be as low as -22°C (-7°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates March 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, March typically has an average temperature of 4°C (39°F), with highs reaching up to 24°C (76°F) and lows dropping to around -22°C (-7°F).
JanFebMarAprMayJunJulAugSepOctNovDec232539486172757267533831
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.

March Precipitation in Lanark

In Lanark in March, the total precipitation amount is 82 mm (3.2 in) observed over a span of 10 days.

March Precipitation Trends in Lanark

The chart displays monthly precipitation patterns in Lanark, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Lanark, March typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec59598210814812989821191134951
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Lanark

In Lanark in March, humidity is 84%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor excursions uncomfortable and demanding more layers than you anticipate while traveling.

March Average Humidity in Lanark

This chart illustrates the average monthly humidity levels in Lanark, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Lanark is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Lanark

In Lanark in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Lanark, you can refer to this Hourly UV Index in Lanark.

Maximum UV Index Levels in Lanark for March

The chart shows the monthly maximum UV Index (UVI) for Lanark in March, 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 March, the maximum UV index in Lanark typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098632
Data source: Lanark March 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 March 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 March’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 March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)59 mm (2.3 inches)82%moderate
February Weather-4°C (25°F)59 mm (2.3 inches)83%moderate
March Weather4°C (39°F)82 mm (3.2 inches)84%high
April Weather9°C (48°F)108 mm (4.2 inches)85%very high
May Weather16°C (61°F)148 mm (5.8 inches)79%very high
June Weather22°C (72°F)129 mm (5.1 inches)82%very high
July Weather24°C (76°F)89 mm (3.5 inches)80%very high
August Weather22°C (73°F)82 mm (3.2 inches)81%very high
September Weather20°C (67°F)119 mm (4.7 inches)80%very high
October Weather12°C (53°F)113 mm (4.4 inches)82%high
November Weather3°C (38°F)49 mm (1.9 inches)88%moderate
December Weather0°C (32°F)51 mm (2.0 inches)84%low

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