Last updated: August 23, 2025
In October, the average temperature in Newcastle West, Ireland hovers around 10°C (51°F), offering a brisk yet enjoyable climate. Expect a minimum of -1°C (30°F) and a maximum of 19°C (66°F), presenting a delightful range for outdoor activities. You'll want to be prepared for precipitation, as the region typically experiences about 100 mm (4.0 in) spread over 15 days. With an average humidity of 91%, it's a perfect time to embrace the charm of Newcastle West in its cooler months!
In October in Newcastle West, the average temperature is 10°C (51°F), with maximums reaching 19°C (66°F) and minimums dropping as low as -1°C (30°F). Travelers should be prepared for a mix of mild days and chilly nights during this time.
In Newcastle West in October, the total precipitation amount is 100 mm (4.0 in) over the course of 15 days.
In Newcastle West in October, humidity is 91%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration uncomfortable and leaving you yearning for warm, dry shelter.
In Newcastle West in October, 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.
UV Risk Categories
Weather in Newcastle West varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Newcastle West, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 69 mm (2.7 inches) | 88% | low |
| February Weather | 7°C (44°F) | 113 mm (4.4 inches) | 88% | low |
| March Weather | 7°C (44°F) | 100 mm (3.9 inches) | 87% | moderate |
| April Weather | 9°C (48°F) | 60 mm (2.4 inches) | 86% | moderate |
| May Weather | 11°C (53°F) | 70 mm (2.7 inches) | 83% | high |
| June Weather | 14°C (57°F) | 65 mm (2.6 inches) | 83% | very high |
| July Weather | 16°C (60°F) | 74 mm (2.9 inches) | 85% | very high |
| August Weather | 15°C (59°F) | 122 mm (4.8 inches) | 85% | high |
| September Weather | 13°C (56°F) | 84 mm (3.3 inches) | 88% | moderate |
| October Weather | 10°C (51°F) | 100 mm (4.0 inches) | 91% | moderate |
| November Weather | 8°C (46°F) | 90 mm (3.6 inches) | 92% | low |
| December Weather | 7°C (45°F) | 118 mm (4.7 inches) | 89% | low |