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March Weather in Lancaster, United States

Last updated: June 24, 2025

In March, the average temperature in Lancaster, United States hovers around 6°C (42°F). However, be prepared for a significant temperature range, as it can dip as low as -18°C (0°F) and soar up to 23°C (73°F). Expect 98 mm (3.9 in) of precipitation spread over 11 days, with an average humidity of 77% creating a distinctly chilly atmosphere.

March Temperature in Lancaster

In March in Lancaster, the average temperature is 6°C (42°F). The maximum can reach 23°C (73°F), while the minimum can drop as low as -18°C (0°F). Be prepared for a wide range of temperatures when traveling to Lancaster during this month.

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

The chart illustrates March temperature patterns in Lancaster, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lancaster, March typically has an average temperature of 6°C (42°F), with highs reaching up to 23°C (73°F) and lows dropping to around -18°C (0°F).
JanFebMarAprMayJunJulAugSepOctNovDec262842516475787569544034
Data source: Temperature data for Lancaster 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 Lancaster

In Lancaster in March, the total precipitation amount is 98 mm (3.9 in) over the course of 11 days.

March Precipitation Trends in Lancaster

The chart displays monthly precipitation patterns in Lancaster, 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 Lancaster, March typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec5453988415212082751161265036
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Lancaster

In Lancaster in March, humidity is 77%. With an average temperature of 6°C (42°F), this humidity feels like a damp chill that seeps through your clothes, making outdoor activities less enjoyable and causing you to seek shelter more often.

March Average Humidity in Lancaster

This chart illustrates the average monthly humidity levels in Lancaster, 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 Lancaster is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%77%78%77%81%81%77%73%75%85%83%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Lancaster

In Lancaster 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 Lancaster, you can refer to this Hourly UV Index in Lancaster.

Maximum UV Index Levels in Lancaster for March

The chart shows the monthly maximum UV Index (UVI) for Lancaster 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 Lancaster typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111108642
Data source: Lancaster 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 Lancaster Compares to Other Months

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

This table compares monthly weather conditions in Lancaster, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)54 mm (2.1 inches)78%moderate
February Weather-2°C (29°F)53 mm (2.1 inches)80%moderate
March Weather6°C (42°F)98 mm (3.9 inches)77%high
April Weather10°C (51°F)84 mm (3.3 inches)77%very high
May Weather18°C (64°F)152 mm (6.0 inches)77%very high
June Weather24°C (75°F)120 mm (4.7 inches)81%extreme
July Weather26°C (79°F)82 mm (3.2 inches)81%extreme
August Weather24°C (75°F)75 mm (2.9 inches)77%very high
September Weather21°C (70°F)116 mm (4.6 inches)73%very high
October Weather12°C (55°F)126 mm (5.0 inches)75%high
November Weather5°C (41°F)50 mm (2.0 inches)85%moderate
December Weather1°C (34°F)36 mm (1.4 inches)83%low

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