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June Weather in Newcastle West, Ireland

Last updated: August 23, 2025

In June, the average temperature in Newcastle West, Ireland hovers around 14°C (57°F), with a range that can dip to a chilly 4°C (40°F) and soar up to a warm 30°C (86°F). Expect about 65 mm (2.6 in) of precipitation spread over 14 days, contributing to a notably high average humidity of 83%.

June Temperature in Newcastle West

In June in Newcastle West, the average temperature is 14°C (57°F), with maximums reaching 30°C (86°F) and minimums dropping as low as 4°C (40°F). This makes it a perfect time for travelers to enjoy a comfortable climate while exploring the sights.

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

The chart illustrates June 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, June typically has an average temperature of 14°C (57°F), with highs reaching up to 30°C (86°F) and lows dropping to around 4°C (40°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.

June Precipitation in Newcastle West

In Newcastle West in June, the precipitation amount is 65 mm (2.6 in) over the course of 14 days.

June Precipitation Trends in Newcastle West

The chart displays monthly precipitation patterns in Newcastle West, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Newcastle West, June typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec69113100607065741228410090118
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Newcastle West

In Newcastle West in June, humidity is 83%. With an average temperature of 14°C (57°F), this humidity feels like you're stepping into a warm, damp embrace that can make outdoor activities quite uncomfortable, often leaving you sweaty and exhausted if you're not prepared with plenty of water and breathable clothing.

June Average Humidity in Newcastle West

This chart illustrates the average monthly humidity levels in Newcastle West, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Newcastle West is approximately 83%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Newcastle West

In Newcastle West in June, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Newcastle West.

Maximum UV Index Levels in Newcastle West for June

The chart shows the monthly maximum UV Index (UVI) for Newcastle West in June, 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 June, the maximum UV index in Newcastle West typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Newcastle West June 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 June 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 June’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 June’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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