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March Weather in New London, United States

Last updated: June 24, 2025

In March, the average temperature in New London, United States hovers around -1°C (31°F), with minimums plunging to -28°C (-18°F) and maximums reaching a surprisingly warm 24°C (76°F). Expect about 50 mm (2.0 in) of precipitation spread over approximately 6 days, accompanied by an average humidity level of 81%.

March Temperature in New London

In March in New London, the average temperature is -1°C (31°F), with maximums reaching 24°C (76°F) and minimums dropping as low as -28°C (-18°F). Travelers should be prepared for a wide range of temperatures, from chilly days to surprisingly warm spells.

March Weather in New London: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in New London, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In New London, March typically has an average temperature of -1°C (31°F), with highs reaching up to 24°C (76°F) and lows dropping to around -28°C (-18°F).
JanFebMarAprMayJunJulAugSepOctNovDec141431415871737063473222
Data source: Temperature data for New London 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 New London

In New London in March, the precipitation amount is 50 mm (2.0 in) over the course of 6 days.

March Precipitation Trends in New London

The chart displays monthly precipitation patterns in New London, 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 New London, March typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec192150759986100140114982741
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in New London

In New London in March humidity is 81%. With an average temperature of -1°C (31°F), this humidity feels like a heavy, cold mist that clings to your skin, making outdoor adventures damp and challenging.

March Average Humidity in New London

This chart illustrates the average monthly humidity levels in New London, 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 New London is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%89%81%82%76%81%82%83%82%82%87%84%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in New London

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

Maximum UV Index Levels in New London for March

The chart shows the monthly maximum UV Index (UVI) for New London 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 New London typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3567910997532
Data source: New London 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 New London Compares to Other Months

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

This table compares monthly weather conditions in New London, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (14°F)19 mm (0.7 inches)85%moderate
February Weather-10°C (15°F)21 mm (0.8 inches)89%moderate
March Weather-1°C (31°F)50 mm (2.0 inches)81%high
April Weather5°C (42°F)75 mm (3.0 inches)82%high
May Weather14°C (58°F)99 mm (3.9 inches)76%very high
June Weather22°C (71°F)86 mm (3.4 inches)81%very high
July Weather23°C (74°F)100 mm (4.0 inches)82%very high
August Weather21°C (70°F)140 mm (5.5 inches)83%very high
September Weather17°C (63°F)114 mm (4.5 inches)82%high
October Weather8°C (47°F)98 mm (3.9 inches)82%moderate
November Weather0°C (32°F)27 mm (1.1 inches)87%moderate
December Weather-6°C (22°F)41 mm (1.6 inches)84%low

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