March Weather in Slane, Ireland

Last updated: March 17, 2025

In March, the weather in Slane, Ireland presents a captivating mix of climates. With a maximum temperature reaching 17°C (63°F), contrasting with chilly minimums of -4°C (26°F), the month showcases the unpredictable nature of early spring. The average temperature sits at a comfortable 7°C (45°F), while humidity levels hover around a notable 86%, contributing to a distinctly damp atmosphere. Rainfall is common, with a total precipitation of 76 mm (3.0 in) observed over 15 days, making this period both wet and invigorating. Visitors can expect to experience a blend of fresh blooms and occasional showers, reflecting the charm and vibrancy of Slane during this transitional season.

March Temperature in Slane

In March, Slane, Ireland, begins to shake off the winter chill, with temperatures showing a hint of spring's arrival. The month features nighttime lows around -4°C (26°F), while daytime averages reach a slightly warmer 7°C (45°F), peaking at a pleasant 17°C (63°F). This subtle shift in temperature marks a gradual transition, evident from the preceding months, as both minimum and maximum temperatures in March increase compared to January and February. As the landscape brightens and days grow longer, this month sets the stage for the warmer days ahead, bringing a sense of renewal to the Irish countryside.

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

The chart illustrates March temperature patterns in Slane, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424345485358616057514644
Data source: Temperature data for Slane 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 Slane

In March, Slane experiences a noteworthy 76 mm (3.0 in) of precipitation over 15 days, showcasing a consistent wetness that mirrors February's trend. As winter transitions to spring, the rainfall not only sustains the lush Irish landscape but also highlights a significant feature of Slane's climate—its propensity for steady rain during early spring months. March's precipitation is slightly lower than February's, which recorded 79 mm (3.1 in), yet it maintains a rhythm of rain that prepares the region for the upcoming growth season. This pattern indicates that while the days gradually lengthen, a robust level of moisture persists, setting the stage for a vibrant spring.

March Precipitation Trends in Slane

The chart displays monthly precipitation patterns in Slane, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5079764564737310471768385
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Slane

March in Slane, Ireland, continues the trend of consistently high humidity levels, sitting at a steady 86%. This figure mirrors the slightly more humid February, indicating that early spring maintains the region's characteristic moist air. As the year progresses, the humidity levels show a slight fluctuation, generally ranging between 83% and 87%, suggesting that while March is humid, it doesn't deviate much from the patterns established in the winter months. The overall stability in humidity throughout the season reflects Ireland's temperate maritime climate, where cool, damp conditions often prevail.

March Average Humidity in Slane

This chart illustrates the average monthly humidity levels in Slane, with March's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how March's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%85%83%85%86%85%86%87%87%84%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Slane

As March arrives in Slane, Ireland, the UV Index sees a noticeable increase, rising to 4, indicative of a moderate exposure category. This is a shift from the low levels experienced in the earlier months of the year, with a burn time of just 30 minutes. As spring unfolds, residents and visitors should start to take more care in the sun, as UV radiation becomes more pronounced. This upward trend continues into April, where the UV Index further nudges up to 5. Understanding these changes is essential for protecting your skin while enjoying the emerging sunshine. For more detailed information and daily updates, check out the Slane UV Index.

Maximum UV Index Levels in Slane for March

The chart shows the monthly maximum UV Index (UVI) for Slane 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Slane 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.

March Sunshine in Slane

March heralds the arrival of longer, brighter days in Slane, Ireland, with an impressive 190 hours of sunshine, a noticeable increase from the 145 hours recorded in February. This trend of escalating daylight continues into April, where sunshine hours nearly double, reaching 308 hours. The gradual transition from winter to spring paints a picture of a landscape awakening, inviting both locals and visitors to revel in the vibrant beauty of the area. As the days grow even longer into May, with a staggering 385 hours of sunshine, the mood in Slane shifts to one of warmth and anticipation, setting the stage for the bustling summer months ahead.

Monthly Sunshine Duration in Slane: March Highlighted

The March sunshine duration represents the total number of hours Slane experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec80h145h190h308h385h379h377h329h288h226h114h91h
Data source: Slane March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Slane During March

In Slane, Ireland, the likelihood of sunny weather in March presents a slight dip, with only a 19% chance of sun. This trend continues from the preceding months of January and February, which boast 29% and 20% chances, respectively. March doesn’t signal a significant uptick in sunshine compared to the winter months, but it does pave the way for a more promising April, where the chance of sunshine jumps to 40%. As spring approaches, one might feel the anticipation of brighter days ahead, yet March remains a transitional period, often cloaked in typical Irish unpredictability. The gradual increase in sunny days is palpable, making the subsequent months even more enticing for those seeking the sun in this lush, green landscape.

Percentage of Sunny Days in March in Slane

The chart illustrates the percentage of sunny days in Slane throughout the year, with March highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Slane experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%20%19%40%33%22%28%22%20%18%25%19%
Data source: Slane March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Slane in March

As March unfolds in Slane, Ireland, the days significantly brighten, with daylight extending to an invigorating 11 hours. This marks a noticeable increase compared to the 9 hours seen in February, heralding the arrival of spring and encouraging outdoor activities. The trend continues as daylight rapidly increases in the following months, hitting 14 hours in April and peaking at 16 hours during the summer. This gradual lengthening of daylight serves as a reminder of the enchanting transition from winter’s gloom to the vibrant energy of longer, sunnier days, creating an irresistible allure to explore the blooming landscapes.

Average Daylight Hours in Slane for March

The chart illustrates the variation in daylight duration in Slane throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 4m9h 48m11h 54m14h 3m15h 57m16h 57m16h 25m14h 42m12h 37m10h 29m8h 33m7h 31m
Data source: Slane daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Slane

In March, the winds in Slane, Ireland are notably brisk, with an average speed of 4.4 m/s (10 mph), making it a refreshing transition from the winter months. While January and February feature lighter and more variable winds, March sees a slight increase that hints at the upcoming spring. Interestingly, these winds begin to taper off as spring progresses, with April depicting a noticeable decrease to 3.2 m/s (7 mph). This trend suggests a seasonal pattern where the winds reach a peak in early spring before calming down as the summer months approach. With each gust, March’s breezy character serves as a reminder of nature’s shift, bringing vitality and a sense of renewal to the landscape of Slane.

Average March Wind Speed in Slane

The chart displays monthly wind speed patterns in Slane, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.15.44.4 m/s3.23.63.52.63.23.34.34.54.5
Data source: Slane March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Slane Compares to Other Months

The weather in Slane changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of March's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Slane and find detailed weather information for every month.

In comparing March and January weather, both months experience similar minimum temperatures, with January slightly cooler at -4°C (25°F) compared to March's -4°C (26°F). However, March typically sees warmer average and maximum temperatures, reaching an average of 7°C (45°F) and a maximum of 17°C (63°F), while January remains cooler with an average of 6°C (43°F) and a maximum of 14°C (58°F). Additionally, March tends to be wetter, accumulating 76 mm (3.0 in) of precipitation over 15 days, as opposed to January's 50 mm (2.0 in) over 9 days. Both months have high humidity levels, with March slightly higher at 86% compared to January's 85%. For more insights, you can check out Slane weather in January.

March tends to be slightly warmer than February, with average temperatures rising from 6°C (44°F) in February to 7°C (45°F) in March. The maximum temperatures also increase, reaching up to 17°C (63°F) in March compared to 15°C (60°F) in February. However, both months experience similar levels of precipitation, with March totaling 76 mm (3.0 in) and February slightly higher at 79 mm (3.1 in), both occurring over 15 days. Humidity remains consistent at 86% in both months, adding to the overall dampness of the season. For more details on February weather, you can check Slane weather in February.

March and April showcase a transition in weather as winter gives way to spring. In March, temperatures range from a chilly minimum of -4°C (26°F) to a mild maximum of 17°C (63°F), with an average of 7°C (45°F). The month experiences approximately 76 mm (3.0 in) of precipitation over 15 days, paired with high humidity at 86%. In contrast, April brings slightly warmer temperatures, with minimums around -2°C (28°F) and maximums reaching 20°C (69°F), averaging 9°C (48°F). This month sees decreased precipitation, totaling 44 mm (1.8 in) over 10 days and a marginally lower humidity of 85%. For a closer look at what to expect, check out Slane weather in April.

March and May present a notable contrast in weather conditions. In March, temperatures range from a chilly minimum of -4°C (26°F) to a maximum of 17°C (63°F), with an average of 7°C (45°F). The month sees significant precipitation, totaling 76 mm (3.0 in) over about 15 days, accompanied by high humidity at 86%. In contrast, May offers a milder climate with temperatures ranging from -1°C (31°F) to a warm maximum of 24°C (75°F), averaging 12°C (53°F). Precipitation decreases to 64 mm (2.5 in) over 12 days, and humidity remains slightly lower at 83%. For a closer look at what to expect, check out Slane weather in May.

March and June present notably different weather patterns, with March experiencing colder temperatures ranging from a minimum of -4°C (26°F) to an average of 7°C (45°F) and a maximum of 17°C (63°F). In contrast, June enjoys milder conditions with minimum temperatures around 5°C (41°F), an average of 15°C (59°F), and a maximum reaching 28°C (83°F). Precipitation levels are relatively similar, with March receiving 76 mm (3.0 in) over 15 days and June slightly less at 73 mm (2.9 in) across 14 days. Both months exhibit high humidity, hovering around 86% in March and 85% in June. For a detailed look at the June weather in Slane, visit Slane weather in June.

March and July exhibit striking differences in weather patterns. In March, temperatures range from a chilly minimum of -4°C (26°F) to a comfortable maximum of 17°C (63°F), with an average temperature of 7°C (45°F). The month sees substantial rainfall, with about 76 mm (3.0 in) of precipitation spread over 15 days, all within a humid climate of 86%. In contrast, July brings much warmer conditions, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 28°C (83°F), and an average of 16°C (62°F). Precipitation in July is slightly lower at 73 mm (2.9 in) over 13 days, while humidity remains consistent at 86%. For more detailed insights into July weather in Slane, you can visit Slane weather in July.

March and August present notably different weather conditions. In March, temperatures range from a chilly minimum of -4°C (26°F) to a maximum of 17°C (63°F), with an average temperature of 7°C (45°F). The month experiences significant precipitation of 76 mm (3.0 in) over 15 days, accompanied by high humidity at 86%. In contrast, August features milder temperatures, with a minimum of 7°C (44°F) and a maximum of 23°C (73°F), averaging 16°C (60°F). Although August receives more precipitation at 104 mm (4.1 in) over 17 days, the humidity remains slightly lower at 85%. For more details on August weather, you can check Slane weather in August.

March and September present contrasting weather characteristics. In March, temperatures range from a chilly minimum of -4°C (26°F) to a maximum of 17°C (63°F), with an average of 7°C (45°F). This month experiences a significant amount of precipitation, totaling 76 mm (3.0 in) over about 15 days, alongside high humidity levels of 86%. In contrast, September brings milder conditions, with temperatures starting at a minimum of 3°C (37°F) and peaking at 23°C (73°F), averaging 14°C (57°F). Precipitation is also slightly less, measuring 71 mm (2.8 in) across 11 days, yet humidity remains steady at 86%. For more detailed information, you can check Slane weather in September.

The weather in March is characterized by cooler temperatures, with a minimum of -4°C (26°F) and an average of 7°C (45°F), while October sees milder conditions with a minimum of 1°C (33°F) and an average of 11°C (52°F). Both months receive similar levels of precipitation, averaging 76 mm (3.0 in) over 15 days in March and 13 days in October, but the humidity remains slightly higher in October at 87% compared to March’s 86%. For a more detailed look at the weather specifics in October, you can visit Slane weather in October.

March and November experience similar humidity levels, hovering around 86%, but their temperatures show noticeable differences. In March, temperatures range from a chilly -4°C (26°F) to a mild max of 17°C (63°F), resulting in an average of 7°C (45°F). In contrast, November presents a slightly warmer range with a minimum of -2°C (28°F) and a maximum of 15°C (60°F), yielding an average of 8°C (47°F). Both months see a fair amount of precipitation, with March receiving 76 mm (3.0 in) over 15 days, while November totals slightly more at 83 mm (3.3 in) across 14 days. The relatively mild averages in November suggest a smoother transition into winter compared to the chillier starts of March. For more detailed insights, you can check Slane weather in November.

In comparing the weather between March and December, March tends to be a little more varied with temperatures ranging from a minimum of -4°C (26°F) to a maximum of 17°C (63°F), averaging around 7°C (45°F). In contrast, December sees slightly milder temperatures, with a minimum of -2°C (28°F) and a maximum of 13°C (56°F), averaging 6°C (44°F). Both months experience significant precipitation, with March receiving about 76 mm (3.0 in) over 15 days and December slightly higher at 85 mm (3.4 in) over 14 days. Humidity levels are relatively similar, with March at 86% and December at 84%, creating a cool and damp atmosphere in both months. For more detailed information on December weather, you can check out Slane weather in December.

Compare Slane's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Slane

As March unfolds in Slane, the weather showcases a notable transition from winter's chill to the early whispers of spring. While temperatures gradually rise, reaching a maximum of 17°C, the average still clings to a cool 7°C, reminding us that the winter frost can linger, with lows dipping below freezing. This month brings about increased humidity at 86% and a fair share of rainfall, with precipitation occurring on nearly half the days. Compared to the more stable conditions of summer, March is a time of dynamic change, where those venturing outdoors can experience the blend of both crisp air and refreshing drizzles. For more detailed insights, explore the Slane Climate.