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March Weather in Newtown, United States

Last updated: June 24, 2025

In March, the average temperature in Newtown, United States is a cool 7°C (46°F). Be prepared for a wide range of temperatures, with minima dipping to -13°C (9°F) and maxima soaring to 26°C (80°F). With 139 mm (5.5 in) of precipitation spread over 13 days, you can expect some wet weather. On top of that, the average humidity hovers around a damp 87%, making it essential to bundle up and stay dry!

March Temperature in Newtown

In March in Newtown, the average temperature is 7°C (46°F), with maximums reaching 26°C (80°F) and minimums dropping as low as -13°C (9°F). Travelers should be prepared for a wide range of temperatures, so pack accordingly for both warm and cold weather.

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

The chart illustrates March temperature patterns in Newtown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Newtown, March typically has an average temperature of 7°C (46°F), with highs reaching up to 26°C (80°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec343745546673777570594439
Data source: Temperature data for Newtown 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 Newtown

In Newtown in March, the precipitation amount is 139 mm (5.5 in) over the course of 13 days.

March Precipitation Trends in Newtown

The chart displays monthly precipitation patterns in Newtown, 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 Newtown, March typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec8311613913413614911789959998119
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Newtown

In Newtown in March humidity is 87%. With an average temperature of 7°C (46°F), this humidity feels like a chilly embrace, making traveling uncomfortable as the dampness seeps through layers of clothing, leaving you feeling cold and clammy.

March Average Humidity in Newtown

This chart illustrates the average monthly humidity levels in Newtown, 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 Newtown is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Newtown

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

Maximum UV Index Levels in Newtown for March

The chart shows the monthly maximum UV Index (UVI) for Newtown 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 Newtown typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: Newtown 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 Newtown Compares to Other Months

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

This table compares monthly weather conditions in Newtown, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)83 mm (3.3 inches)88%moderate
February Weather3°C (38°F)116 mm (4.6 inches)88%moderate
March Weather7°C (46°F)139 mm (5.5 inches)87%high
April Weather12°C (55°F)134 mm (5.3 inches)85%very high
May Weather19°C (66°F)136 mm (5.4 inches)81%very high
June Weather23°C (73°F)149 mm (5.9 inches)82%very high
July Weather25°C (77°F)117 mm (4.6 inches)81%very high
August Weather24°C (75°F)89 mm (3.5 inches)73%very high
September Weather21°C (70°F)95 mm (3.7 inches)73%very high
October Weather15°C (59°F)99 mm (3.9 inches)78%high
November Weather7°C (44°F)98 mm (3.9 inches)89%moderate
December Weather4°C (39°F)119 mm (4.7 inches)87%moderate

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