March Weather in Castlewellan, United Kingdom

Last updated: March 17, 2025

March in Castlewellan, United Kingdom, presents a blend of cool temperatures and fairly high humidity, making it a typical spring month. The maximum temperature reaches around 14°C (58°F), while the average hovers at a chilly 7°C (44°F), dipping to a minimum of -3°C (27°F) during the night. Expect frequent rainfall, with 92 mm (3.6 in) of precipitation spread across 16 days, which contributes to the area's lush, green landscape. With an average humidity level of 86%, conditions may feel brisk and damp, so layers and waterproofs are advisable for those venturing outdoors.

March Temperature in Castlewellan

In March, Castlewellan begins its transition into spring, emerging from the grip of winter with a notable shift in temperatures. The minimum temperature dips slightly to -3°C (27°F), reflecting the lingering chill, while the average climbs to 7°C (44°F), signaling a movement towards warmth. The maximum temperature rises to 14°C (58°F), encouraging early blooms and outdoor activities. This month serves as a bridge, with daily temperatures gradually increasing, paving the way for the warmer days ahead. The gradual warmth is evident when compared to earlier months, marking March as a pivotal time in the seasonal shift for this picturesque part of the United Kingdom.

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

The chart illustrates March temperature patterns in Castlewellan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434344475257605956524744
Data source: Temperature data for Castlewellan 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 Castlewellan

March brings a notable 92 mm (3.6 in) of precipitation to Castlewellan, making it the third wettest month of the year. This month experiences rain on 16 days, continuing a trend of relatively high precipitation following February’s peak of 99 mm (3.9 in) over 17 days. As winter transitions into spring, March retains significant moisture, setting the stage for the vibrant blooms of April, which sees a sharp decline in rainfall to just 47 mm (1.8 in) over 9 days. This pattern suggests a gradual easing of the wet weather after the winter months, highlighting the dynamic climate rhythm in Castlewellan as it moves towards a drier spring.

March Precipitation Trends in Castlewellan

The chart displays monthly precipitation patterns in Castlewellan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6899924766788512083104113104
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Castlewellan

In March, Castlewellan, United Kingdom, experiences a humidity level of 86%, maintaining a steady pattern observed since the start of the year. This slight dip from January's high of 87% reflects an overall trend of gradual decrease as spring approaches, with April likely to continue this trend at 85%. Interestingly, the humidity in March holds steady alongside February, highlighting a consistent moisture level that is characteristic of early spring in this region. As the months progress toward summer, it will be intriguing to see if the humidity stabilizes further or begins to rise again, particularly as lush green landscapes emerge in May.

March Average Humidity in Castlewellan

This chart illustrates the average monthly humidity levels in Castlewellan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%85%82%84%86%86%88%89%90%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Castlewellan

As March arrives in Castlewellan, the UV Index rises to 4, marking a shift into the moderate exposure category and a burn time of 30 minutes. This gradual increase in UV radiation from the previous months highlights the transition from winter to spring, encouraging outdoor activities while reminding residents to take precautions. Compared to January and February's low index of 1 and 2, March's conditions signal the importance of sunscreen and protective clothing for prolonged sun exposure. With April bringing an even higher UV Index of 5, it’s clear that spring is in the air, and as the days grow longer and sunnier, vigilance is key. For detailed insights, visit the Castlewellan UV Index to stay updated on ultraviolet exposure trends.

Maximum UV Index Levels in Castlewellan for March

The chart shows the monthly maximum UV Index (UVI) for Castlewellan 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578865321
Data source: Castlewellan 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 Castlewellan

March heralds a noticeable shift in Castlewellan, United Kingdom, as the days grow longer and sunnier. With 209 hours of sunshine, March marks a significant increase from the 150 hours recorded in February, setting the stage for the brighter months ahead. This trend of increasing sunlight continues into April and May, where the hours soar to 322 and 403 hours, respectively. The progression through spring not only enhances the beauty of the landscape but also uplifts the spirits of residents and visitors alike. As the warmth of the sun begins to envelop the charming surroundings, March serves as a delightful prelude to the vibrant summer days that follow.

Monthly Sunshine Duration in Castlewellan: March Highlighted

The March sunshine duration represents the total number of hours Castlewellan 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.
JanFebMarAprMayJunJulAugSepOctNovDec81h150h209h322h403h394h399h349h295h232h115h87h
Data source: Castlewellan March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Castlewellan During March

In March, the likelihood of sunny weather in Castlewellan, United Kingdom, stands at 21%, making it one of the less promising months for sunshine compared to the following months. This slight drop from February’s 22% suggests that winter’s grip is still somewhat present. However, the arrival of April, with a substantial jump to 43%, heralds a significant turn towards brighter days, indicating that spring is just around the corner. While March may not boast the best chances for sun, it serves as a bridge to the sunnier days ahead, inviting anticipation for the warmer months that follow.

Percentage of Sunny Days in March in Castlewellan

The chart illustrates the percentage of sunny days in Castlewellan 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 Castlewellan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%22%21%43%35%24%32%23%21%19%23%16%
Data source: Castlewellan March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Castlewellan in March

As March unfolds in Castlewellan, United Kingdom, the lengthening days signal the approaching warmth of spring. With an increase to 11 hours of daylight compared to 9 hours in February, the shift towards longer, brighter days becomes evident. This upward trend continues into April, where the daylight swells to 14 hours, hinting at the longer, sun-filled days of late spring and summer ahead. The transition from winter's short days to spring's extended daylight not only brightens the landscape but also invigorates the spirit of the community, inviting more outdoor activities and a renewed connection with nature.

Average Daylight Hours in Castlewellan for March

The chart illustrates the variation in daylight duration in Castlewellan throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 58m9h 45m11h 54m14h 6m16h 3m17h 5m16h 31m14h 46m12h 38m10h 27m8h 28m7h 24m
Data source: Castlewellan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Castlewellan

As March arrives in Castlewellan, the winds shift into a gentle rhythm, averaging 5.3 m/s (12 mph)—a slight drop from the breezy February but notably higher than the upcoming months. This transitional month sets the stage for a gradual decline in wind speed, with April expecting only 3.9 m/s (9 mph). The pattern reveals a seasonal ebbs and flows, culminating in the calm of summer where July marks the year’s lowest average at 2.9 m/s (7 mph). Despite the slightest uptick in wind speeds during October and November—both at 5.4 m/s and 5.5 m/s respectively—March serves as a pivotal juncture in Castlewellan’s annual wind dynamics, hinting at the fluctuating nature of the seasons.

Average March Wind Speed in Castlewellan

The chart displays monthly wind speed patterns in Castlewellan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.06.95.3 m/s3.94.44.22.93.73.95.45.55.6
Data source: Castlewellan March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Castlewellan Compares to Other Months

The weather in Castlewellan 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 Castlewellan and find detailed weather information for every month.

March weather exhibits slightly milder temperatures compared to January, with average highs reaching 14°C (58°F) and lows of -3°C (27°F), while January sees a max of 13°C (56°F) and a min of -2°C (29°F). Precipitation in March is noticeably higher, totaling 92 mm (3.6 in) over 16 days, compared to January's 68 mm (2.7 in) across 12 days. Despite both months having high humidity levels, March’s average humidity is marginally lower at 86%, compared to January’s 87%. For more details on January's specific weather conditions, visit Castlewellan weather in January.

In comparing the weather between February and March, we see some notable differences. March features slightly colder minimum temperatures, ranging from -3°C (27°F), while February has a minimum of -1°C (31°F). Average temperatures are comparable, with March averaging 7°C (44°F) and February at 6°C (43°F). Precipitation levels are quite close, with March receiving 92 mm (3.6 in) over 16 days and February a bit higher at 99 mm (3.9 in) over 17 days. Both months maintain a consistent humidity level of 86%. For a more detailed look at February weather, check out Castlewellan weather in February.

March and April present a noticeable transition in weather conditions. In March, temperatures range from a chilly minimum of -3°C (27°F) to a mild maximum of 14°C (58°F), with an average temperature of 7°C (44°F). This month is relatively wet, receiving 92 mm (3.6 in) of precipitation over 16 days, along with a high humidity level of 86%. In contrast, April experiences slightly warmer temperatures, with a minimum of 0°C (32°F), an average of 8°C (47°F), and a maximum of 16°C (61°F). Precipitation decreases significantly to 47 mm (1.8 in) over just 9 days, maintaining a similar humidity level of 85%. For more details, you can check Castlewellan weather in April.

In March, temperatures are cooler, with lows dipping to -3°C (27°F) and an average of 7°C (44°F), while highs can reach 14°C (58°F). The month is marked by significant precipitation, totaling 92 mm (3.6 in) over 16 days, and high humidity levels at 86%. In contrast, May brings milder conditions, with minimum temperatures of 2°C (35°F) and an average of 11°C (52°F), peaking at a comfortable 19°C (67°F). Precipitation decreases to 66 mm (2.6 in) over 12 days, accompanied by slightly lower humidity at 82%. For more details, check out Castlewellan weather in May.

March and June present distinctly different weather patterns. In March, the temperatures fluctuate from a chilly minimum of -3°C (27°F) to an average of 7°C (44°F), reaching a maximum of 14°C (58°F). This month sees a higher level of precipitation, totaling 92 mm (3.6 in) over 16 days, accompanied by high humidity at 86%. In contrast, June offers a much warmer climate, with a minimum temperature of 7°C (44°F), an average of 14°C (57°F), and highs reaching 24°C (75°F). Rainfall decreases to 78 mm (3.1 in) spread over 14 days, and humidity lowers slightly to 84%. For more detailed insights into June weather, you can check Castlewellan weather in June.

In March, temperatures are quite chilly, ranging from a minimum of -3°C (27°F) to a maximum of 14°C (58°F), with an average temperature of around 7°C (44°F). This month experiences significant precipitation, with 92 mm (3.6 in) falling over 16 days, all paired with high humidity levels of 86%. In contrast, July brings much warmer weather, with temperatures ranging from a minimum of 9°C (48°F) to a pleasant maximum of 24°C (76°F), and an average of 15°C (60°F). Despite slightly lower precipitation at 85 mm (3.3 in) over 14 days, the humidity remains consistent at 86%. For more detailed insights on July's weather, you can visit Castlewellan weather in July.

March and August present distinctly different weather patterns. In March, temperatures can drop to a minimum of -3°C (27°F) and average around 7°C (44°F), peaking at 14°C (58°F). This month is also marked by considerable precipitation, with about 92 mm (3.6 in) of rain spread over 16 days, maintaining a high humidity level of 86%. In contrast, August offers a milder climate, with minimum temperatures of 9°C (48°F) and an average of 15°C (59°F), reaching a maximum of 21°C (69°F). Rainfall increases slightly to 120 mm (4.7 in) over 18 days, but the humidity remains consistent at 86%. For more detailed insights on August weather specifically, visit Castlewellan weather in August.

March and September present distinct seasonal contrasts in weather. In March, temperatures range from a chilly minimum of -3°C (27°F) to a mild maximum of 14°C (58°F), with an average of 7°C (44°F). The month tends to be quite damp, with 92 mm (3.6 in) of precipitation occurring over 16 days and an average humidity of 86%. In contrast, September enjoys a more temperate climate, with a minimum temperature of 5°C (41°F) and a comfortable maximum of 20°C (69°F), averaging 13°C (56°F). While September still sees some rainfall, with 83 mm (3.3 in) also spread over 16 days, the humidity is slightly higher at 88%. For a closer look at the weather specifics, you can check out Castlewellan weather in September.

March and October present distinct weather patterns, each characterized by their own unique features. In March, temperatures range from a chilly -3°C (27°F) at night to a mild 14°C (58°F) during the day, with an average of 7°C (44°F). The month experiences significant precipitation, totaling 92 mm (3.6 in) over about 16 days, contributing to a high humidity level of 86%.

In contrast, October offers comparatively warmer temperatures, with nighttime lows of 2°C (37°F) and daytime highs reaching 18°C (64°F), culminating in an average of 11°C (52°F). Although October sees slightly higher precipitation at 104 mm (4.1 in) over about 17 days, the humidity is only moderately higher, at 89%. For those interested in exploring October conditions in detail, please visit Castlewellan weather in October.

March and November exhibit similar maximum temperatures, both reaching up to 14°C (58°F), but the feel of each month distinctly varies. In March, temperatures dip lower with a minimum of -3°C (27°F) and an average of 7°C (44°F), while November has milder conditions with a minimum of 1°C (34°F) and an average of 8°C (47°F). Precipitation levels are higher in November at 113 mm (4.5 in) compared to 92 mm (3.6 in) in March, and both months see around 16 days of rain. The humidity is also slightly higher in November at 90%, compared to March's 86%, adding to the dampness typical of late autumn. For a closer look at November's climate specifics, check Castlewellan weather in November.

March and December both exhibit mild average temperatures, with March showing a slightly broader range from a minimum of -3°C (27°F) to a maximum of 14°C (58°F), while December's temperatures range from 0°C (32°F) to a maximum of 13°C (55°F). Precipitation levels are comparable; March receives about 92 mm (3.6 in) over approximately 16 days, whereas December sees a bit more at 104 mm (4.1 in) across 14 days. Interestingly, both months share the same humidity level of 86%, creating a consistently damp atmosphere. For a more detailed look at December's weather, you can check out Castlewellan weather in December.

Compare Castlewellan's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Castlewellan

As March ushers in the transition from winter to spring, Castlewellan experiences a notable fluctuation in temperature and weather conditions compared to other months. With an average temperature hovering around a brisk 7°C (44°F), this month often brings chilly nights and the occasional frost, highlighting the remnants of winter. Precipitation is frequent, with about half of the month featuring wet weather, as 92 mm (3.6 in) of rain falls over 16 days, creating a rather humid environment at 86%. However, the approach of spring starts to breathe life into the landscape, presenting an opportunity for those willing to brave the cool, damp days. For a deeper dive into the weather patterns throughout the year, be sure to check out the full details on the Castlewellan Climate.