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March Weather in Cortland, United States

Last updated: June 24, 2025

In March, the average temperature in Cortland, United States hovers around 1°C (34°F), creating a chilly atmosphere. Expect temperatures to dip as low as -19°C (-2°F) and occasionally rise to a pleasant 22°C (72°F). Rainfall is not uncommon, with 91 mm (3.6 in) of precipitation spread over 13 days. With an average humidity of 87%, prepare for a damp and refreshing ambiance during your stay!

March Temperature in Cortland

In March in Cortland, the average temperature is 1°C (34°F). Maximum temperatures can reach 22°C (72°F), while minimums can drop as low as -19°C (-2°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates March temperature patterns in Cortland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cortland, March typically has an average temperature of 1°C (34°F), with highs reaching up to 22°C (72°F) and lows dropping to around -19°C (-2°F).
JanFebMarAprMayJunJulAugSepOctNovDec242733455766716962523730
Data source: Temperature data for Cortland 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 Cortland

In Cortland in March, the precipitation amount is 91 mm (3.6 in) spread over 13 days.

March Precipitation Trends in Cortland

The chart displays monthly precipitation patterns in Cortland, 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 Cortland, March typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec89969112413710516311699155102103
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Cortland

In Cortland in March humidity is 87%. With an average temperature of 1°C (34°F), this humidity feels like a chilling blanket enveloping you, making every step outside feel heavy and damp, and leaving you longing for warmth and comfort while traveling.

March Average Humidity in Cortland

This chart illustrates the average monthly humidity levels in Cortland, 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 Cortland is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Cortland

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

Maximum UV Index Levels in Cortland for March

The chart shows the monthly maximum UV Index (UVI) for Cortland 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 Cortland typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098642
Data source: Cortland 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 Cortland Compares to Other Months

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

This table compares monthly weather conditions in Cortland, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)88 mm (3.5 inches)90%moderate
February Weather-3°C (27°F)96 mm (3.8 inches)90%moderate
March Weather1°C (34°F)91 mm (3.6 inches)87%high
April Weather7°C (45°F)124 mm (4.9 inches)88%very high
May Weather14°C (57°F)137 mm (5.4 inches)82%very high
June Weather19°C (66°F)105 mm (4.1 inches)79%very high
July Weather21°C (71°F)163 mm (6.4 inches)78%very high
August Weather20°C (69°F)116 mm (4.6 inches)76%very high
September Weather17°C (62°F)99 mm (3.9 inches)78%very high
October Weather11°C (52°F)155 mm (6.1 inches)84%high
November Weather3°C (37°F)102 mm (4.0 inches)89%moderate
December Weather-1°C (30°F)102 mm (4.0 inches)86%low

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