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April Weather in New London, United States

Last updated: June 24, 2025

In April, the average temperature in New London, United States hovers around 5°C (42°F). Expect a range of -16°C (3°F) on the cooler side, shifting up to a balmy 29°C (85°F) when temperatures peak. During this time, the area typically receives about 75 mm (3.0 in) of precipitation spread over 9 days, complemented by an average humidity of 82%.

April Temperature in New London

In April in New London, the average temperature is 5°C (42°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop as low as -16°C (3°F). Travelers should be prepared for a wide range of weather conditions, from chilly days to unexpectedly warm afternoons.

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

The chart illustrates April 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, April typically has an average temperature of 5°C (42°F), with highs reaching up to 29°C (85°F) and lows dropping to around -16°C (3°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.

April Precipitation in New London

In New London in April, the precipitation amount is 75 mm (3.0 in) distributed over 9 days.

April Precipitation Trends in New London

The chart displays monthly precipitation patterns in New London, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In New London, April typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec192150759986100140114982741
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in New London

In New London in April humidity is 82%. With an average temperature of 5°C (42°F), this humidity feels like a wet chill that seeps into your bones, making outdoor exploration uncomfortable and dampening the joy of traveling.

April Average Humidity in New London

This chart illustrates the average monthly humidity levels in New London, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in New London is approximately 82%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in New London

In New London in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in New London.

Maximum UV Index Levels in New London for April

The chart shows the monthly maximum UV Index (UVI) for New London in April, 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 April, the maximum UV index in New London typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3567910997532
Data source: New London April 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 April 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 April’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 April’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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