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March Weather in Newcastle West, Ireland

Last updated: August 23, 2025

In March, the average temperature in Newcastle West, Ireland hovers around 7°C (44°F). Expect temperature swings from a chilly -6°C (21°F) at its lowest to a mild 17°C (63°F) at its peak. During this month, prepare for about 100 mm (3.9 in) of precipitation spread over 17 days, coupled with a high average humidity of 87%.

March Temperature in Newcastle West

In March in Newcastle West, the average temperature is 7°C (44°F). The maximum can reach 17°C (63°F), while the minimum can drop as low as -6°C (21°F). It's advisable to pack layers and be prepared for fluctuating temperatures if you plan to travel during this time.

March Weather in Newcastle West: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Newcastle West, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Newcastle West, March typically has an average temperature of 7°C (44°F), with highs reaching up to 17°C (63°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec434444485357605956514645
Data source: Temperature data for Newcastle West 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 Newcastle West

In Newcastle West in March, the precipitation amount is 100 mm (3.9 in) over the course of 17 days.

March Precipitation Trends in Newcastle West

The chart displays monthly precipitation patterns in Newcastle West, 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 Newcastle West, March typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec69113100607065741228410090118
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Newcastle West

In Newcastle West in March, humidity is 87%. With an average temperature of 7°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and requiring travelers to layer up to stay warm and dry.

March Average Humidity in Newcastle West

This chart illustrates the average monthly humidity levels in Newcastle West, 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 Newcastle West is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%86%83%83%85%85%88%91%92%89%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Newcastle West

In Newcastle West in March, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Newcastle West for better planning.

Maximum UV Index Levels in Newcastle West for March

The chart shows the monthly maximum UV Index (UVI) for Newcastle West 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 Newcastle West typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Newcastle West 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 Newcastle West Compares to Other Months

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

This table compares monthly weather conditions in Newcastle West, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)69 mm (2.7 inches)88%low
February Weather7°C (44°F)113 mm (4.4 inches)88%low
March Weather7°C (44°F)100 mm (3.9 inches)87%moderate
April Weather9°C (48°F)60 mm (2.4 inches)86%moderate
May Weather11°C (53°F)70 mm (2.7 inches)83%high
June Weather14°C (57°F)65 mm (2.6 inches)83%very high
July Weather16°C (60°F)74 mm (2.9 inches)85%very high
August Weather15°C (59°F)122 mm (4.8 inches)85%high
September Weather13°C (56°F)84 mm (3.3 inches)88%moderate
October Weather10°C (51°F)100 mm (4.0 inches)91%moderate
November Weather8°C (46°F)90 mm (3.6 inches)92%low
December Weather7°C (45°F)118 mm (4.7 inches)89%low

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