March Weather in Castlefin, Ireland

Last updated: August 23, 2025

In Castlefin, Ireland, the average temperature in March is a brisk 6°C (43°F), with temperatures swinging between a chilly -4°C (24°F) and a mild 17°C (62°F). Expect 100 mm (3.9 in) of precipitation over 17 days, accompanied by a high average humidity of 83%. Whether you're prepared for rain or shine, this month promises a mix of experiences!

March Temperature in Castlefin

In March in Castlefin, the average temperature is 6°C (43°F). Maximums can reach 17°C (62°F) and minimums can be as low as -4°C (24°F). It's advisable to pack layers to stay comfortable while exploring.

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

The chart illustrates March temperature patterns in Castlefin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castlefin, March typically has an average temperature of 6°C (43°F), with highs reaching up to 17°C (62°F) and lows dropping to around -4°C (24°F).

Data source: Temperature data for Castlefin generated using information from the Copernicus Climate Change Service.

March Precipitation in Castlefin

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

March Precipitation Trends in Castlefin

The chart displays monthly precipitation patterns in Castlefin, 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 Castlefin, March typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 17 days.

Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Castlefin

In Castlefin in March, humidity is 83%. With an average temperature of 6°C (43°F), this humidity feels like a brisk chill that can make you feel colder than the actual temperature, often leading to a damp and uncomfortable experience for traveling.

March Average Humidity in Castlefin

This chart illustrates the average monthly humidity levels in Castlefin, 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 Castlefin is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Castlefin

In Castlefin 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 Castlefin for better planning.

Maximum UV Index Levels in Castlefin for March

The chart shows the monthly maximum UV Index (UVI) for Castlefin 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 Castlefin typically reaches 4, which falls under the moderate exposure category.

Data source: Castlefin 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 Castlefin Compares to Other Months

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

This table compares monthly weather conditions in Castlefin, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	72 mm (2.8 inches)	84%	low
February Weather	5°C (42°F)	115 mm (4.5 inches)	84%	low
March Weather	6°C (43°F)	100 mm (3.9 inches)	83%	moderate
April Weather	8°C (47°F)	60 mm (2.4 inches)	84%	moderate
May Weather	11°C (52°F)	80 mm (3.2 inches)	83%	high
June Weather	13°C (56°F)	101 mm (4.0 inches)	83%	very high
July Weather	15°C (59°F)	95 mm (3.7 inches)	86%	very high
August Weather	14°C (58°F)	138 mm (5.4 inches)	86%	high
September Weather	12°C (55°F)	86 mm (3.4 inches)	87%	moderate
October Weather	10°C (50°F)	104 mm (4.1 inches)	87%	moderate
November Weather	7°C (45°F)	94 mm (3.7 inches)	88%	low
December Weather	6°C (43°F)	102 mm (4.0 inches)	84%	low