March Weather in Caerphilly, United Kingdom

Last updated: March 17, 2025

In March, Caerphilly, United Kingdom experiences a range of temperatures with a maximum of 18°C (65°F) and an average of 7°C (45°F), dipping to a chilly minimum of -5°C (22°F). The month is characterized by significant precipitation, totaling 97 mm (3.8 in), spread across approximately 15 days of rain, contributing to a high humidity level of 86%. March in Caerphilly marks a transition towards spring, offering a blend of crisp air and refreshing moisture, making it a unique time for exploration and appreciation of the emerging greenery.

March Temperature in Caerphilly

March in Caerphilly ushers in a gradual shift towards milder temperatures as winter recedes. The month starts with a chilly minimum of -5°C (22°F), but temperatures steadily rise, reaching an average of 7°C (45°F) and peaking at a pleasant 18°C (65°F) by the end of the month. This upward trend from February, which had a slightly higher minimum but a similar average, signals the arrival of spring. As nature awakens, residents can expect increasingly warmer days perfect for outdoor exploration, making March an ideal time to enjoy the lush, green landscapes that Caerphilly has to offer.

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

The chart illustrates March temperature patterns in Caerphilly, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424345485460636258534745
Data source: Temperature data for Caerphilly 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 Caerphilly

March in Caerphilly brings a notable shift in precipitation, with 97 mm (3.8 in) of rain falling over 15 days. This month stands out as a transition into spring, maintaining a relatively high level of rainfall, comparable to February's 101 mm but slightly lower. The consistent rainy days suggest a blend of unpredictable showers, typical for the early part of the year. As the region gradually shifts towards milder weather in April, where precipitation drops to 57 mm, March serves as a reminder of winter's lingering influence, with ample moisture feeding the lush landscapes that define the area. The trend reflects a steady rhythm of rainfall that characterizes Caerphilly’s early spring, setting the stage for the blooming season ahead.

March Precipitation Trends in Caerphilly

The chart displays monthly precipitation patterns in Caerphilly, 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.
JanFebMarAprMayJunJulAugSepOctNovDec751019857798485978113599130
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Caerphilly

In March, Caerphilly experiences a slight dip in humidity, averaging around 86%, which is a decrease from the consistently high 88% observed in both January and February. This gradual reduction marks the transition into spring, setting the stage for even drier conditions in the coming months. As the year progresses, humidity continues to decline, reaching its lowest point at 70% in July before starting to rise again with the approach of autumn. This pattern highlights the noticeable shift in Caerphilly's climate, where the crisp spring air gradually gives way to the warmth of summer, followed by the return of moisture in the fall.

March Average Humidity in Caerphilly

This chart illustrates the average monthly humidity levels in Caerphilly, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Caerphilly

As March arrives in Caerphilly, the UV Index climbs to 4, marking a shift to a moderate exposure category that encourages residents to be more sun-aware. This rise from January's low index of 1 and February's 2 indicates that the sun's rays are becoming stronger, with a reduced burn time of only 30 minutes. As we transition into April, expect an even higher UV Index of 6, reflecting the approaching warmth of spring. With this upward trend, it's essential to take proactive measures to protect your skin during outdoor activities. For further details on UV levels throughout the year, check out the Caerphilly UV Index.

Maximum UV Index Levels in Caerphilly for March

The chart shows the monthly maximum UV Index (UVI) for Caerphilly 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.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Caerphilly 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 Caerphilly

March brings a delightful transition in Caerphilly, United Kingdom, as the sun begins to emerge more prominently, showering the town with 192 hours of bright sunshine. This marks a noticeable increase from the 134 hours of light in February, signaling the gradual shift from winter's embrace to the warmth of spring. As the days grow longer and sunnier, the contrast is striking compared to the pale light of January, which recorded only 81 hours. March's sunshine is a precursor to the exhilarating surge in solar hours that follows in April, boasting 303 hours. This upward trend not only invigorates the landscape and uplifts spirits but also hints at the vibrant sunny days ahead, making March a delightful herald of the blossoming season in Caerphilly.

Monthly Sunshine Duration in Caerphilly: March Highlighted

The March sunshine duration represents the total number of hours Caerphilly 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.
JanFebMarAprMayJunJulAugSepOctNovDec81h134h192h303h379h355h399h345h279h224h121h100h
Data source: Caerphilly March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Caerphilly During March

As March rolls into Caerphilly, the likelihood of sunny weather begins to rise, reaching 29%—a noticeable uptick compared to the winter months of January and February. This increase hints at the arrival of spring, with the days gradually brightening and temperatures beginning to warm. Although March is still transitional, it sets the stage for April, where the chance of sunshine leaps to a more promising 52%. The trend suggests that as the seasons shift, March serves as a pivotal moment between the cold gloom of winter and the vibrant warmth of spring, offering residents a glimpse of the sunnier days ahead.

Percentage of Sunny Days in March in Caerphilly

The chart illustrates the percentage of sunny days in Caerphilly 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 Caerphilly experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%23%29%52%33%27%41%30%28%21%31%20%
Data source: Caerphilly March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Caerphilly in March

As winter gives way to spring, March in Caerphilly, United Kingdom brings a welcome increase in daylight, with an average of 11 hours illuminating the days. This marks a promising rise from the 9 hours seen in February, and sets the stage for the blossoming springtime. The gradual lengthening of days continues into April, where daylight stretches to 13 hours, further enhancing the vibrant landscapes as nature awakens. This upward trend signifies a shift toward longer, brighter days, inviting residents and visitors alike to embrace outdoor activities and enjoy the rejuvenating spirit of the season.

Average Daylight Hours in Caerphilly for March

The chart illustrates the variation in daylight duration in Caerphilly throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 24m9h 58m11h 55m13h 54m15h 38m16h 32m16h 3m14h 30m12h 35m10h 36m8h 50m7h 53m
Data source: Caerphilly daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Caerphilly

In Caerphilly, March ushers in a gentle decline in wind speed, averaging 4.8 m/s (11 mph), slightly lower than the gusty February winds that clocked in at 5.7 m/s (13 mph). This drop suggests a transition from the briskness of winter, as the region prepares for the softer breezes of spring. Notably, March's wind speed stands out as a precursor to even calmer conditions in April, where winds are expected to ease further to 3.7 m/s (8 mph). This pattern highlights a consistent trend: the shift from the more vigorous winds of early winter months gradually gives way to the milder, more serene currents of late spring, creating a refreshing atmosphere that invites the blooming landscape to come alive.

Average March Wind Speed in Caerphilly

The chart displays monthly wind speed patterns in Caerphilly, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.15.74.8 m/s3.74.73.53.44.23.74.84.25.3
Data source: Caerphilly March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Caerphilly Compares to Other Months

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

In comparing the weather between January and March, March tends to be milder, with average temperatures ranging from a minimum of -5°C (22°F) to a maximum of 18°C (65°F), while January sees lower temperatures, with a range from -3°C (27°F) to a maximum of 13°C (56°F). Additionally, March experiences slightly more precipitation, totaling 97 mm (3.8 in) over 15 days, compared to January's 75 mm (3.0 in) over 12 days. The humidity levels are also similar, with March at 86% and January at 88%. For more specific information on January weather, you can check Caerphilly weather in January.

In comparing the weather of March and February, we observe a slight increase in temperature as March offers a minimum of -5°C (22°F), an average of 7°C (45°F), and a maximum of 18°C (65°F), compared to February's minimum of -4°C (26°F), average of 6°C (44°F), and maximum of 15°C (60°F). Precipitation levels are somewhat similar, with March experiencing 97 mm (3.8 in) across 15 days, just under February's total of 101 mm (4.0 in) over 14 days. Humidity remains high in both months, with March showing 86% compared to February's 88%. For more detailed insights into February's weather, you can visit Caerphilly weather in February.

In comparing the weather between March and April, we observe a gradual warming trend as spring sets in. March experiences cooler temperatures, with a minimum of -5°C (22°F) and an average of 7°C (45°F), while April sees a slight increase, with minimums around -1°C (30°F) and an average temperature of 9°C (49°F). Precipitation also decreases significantly from March's 97 mm (3.8 in) over 15 days to April's 57 mm (2.2 in) over just 10 days, suggesting drier conditions ahead. Humidity remains relatively stable, with March at 86% and April slightly lower at 84%. For a more detailed look at April's conditions, visit Caerphilly weather in April.

In March, temperatures vary widely, with a minimum of -5°C (22°F) and a pleasant maximum of 18°C (65°F), averaging around 7°C (45°F). This month is characterized by significant precipitation, totaling 97 mm (3.8 in) over 15 days, and high humidity levels of 86%. In contrast, May brings more moderate temperatures, with a minimum of 2°C (35°F) and a maximum of 24°C (76°F), averaging 12°C (54°F). Precipitation decreases to 79 mm (3.1 in) spread across 12 days, and the humidity drops slightly to 80%. The transition from March to May highlights a shift to warmer and somewhat drier conditions. For more specific details, you can check out Caerphilly weather in May.

In comparing the weather between March and June, we see a notable transition from the chill of early spring to the warmth of early summer. March experiences cooler temperatures, ranging from a minimum of -5°C (22°F) to a maximum of 18°C (65°F), with an average of 7°C (45°F) and higher humidity at 86%. Precipitation is also significant, with 97 mm (3.8 in) falling over 15 days, resulting in a damp atmosphere. In contrast, June brings more pleasant weather, featuring milder temperatures that span from a minimum of 7°C (45°F) to a maximum of 27°C (82°F), with an average of 15°C (60°F). While it sees slightly less precipitation at 84 mm (3.3 in) over 12 days, the humidity drops to 80%, contributing to a more comfortable feel. For more detailed insights, you can check Caerphilly weather in June.

The weather in March is characterized by cooler temperatures, with nighttime lows dropping to -5°C (22°F) and average daytime highs reaching only 18°C (65°F). In contrast, July brings a much milder climate, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 28°C (82°F), making it significantly warmer overall. While March experiences higher precipitation levels at 97 mm (3.8 in) over approximately 15 days and a humidity of 86%, July sees a slight reduction in rainfall at 85 mm (3.3 in) across 12 days and a more comfortable humidity level of 70%. For more specific insights, you can check Caerphilly weather in July.

When comparing the weather in March and August, there is a noticeable contrast in temperatures and humidity levels. In March, temperatures can range from a chilly -5°C (22°F) at night to a mild 18°C (65°F) during the day, with an average of 7°C (45°F). The month experiences higher humidity at 86% and sees precipitation on about 15 days, totaling 97 mm (3.8 in). In contrast, August offers much warmer conditions, with lows of 9°C (48°F) and daytime highs reaching 29°C (84°F), leading to a comfortable average of 17°C (62°F). Humidity drops to 73%, and precipitation remains similar to March, occurring over 13 days with the same total of 97 mm (3.8 in). For a closer look at August weather specifics, you can refer to Caerphilly weather in August.

In comparing the weather of March and September, it’s clear that these months exhibit significant differences. March experiences much cooler temperatures, ranging from a minimum of -5°C (22°F) to a maximum of 18°C (65°F), with an average temperature of 7°C (45°F). The month also sees a higher frequency of precipitation, with 97 mm (3.8 in) falling over 15 days and an overall humidity of 86%.

In contrast, September offers milder and more pleasant weather, with temperatures ranging from 4°C (40°F) at night to a comfortable 27°C (81°F) during the day, averaging 15°C (59°F). The precipitation is slightly lower, totaling 81 mm (3.2 in) over just 12 days, and the humidity decreases to 79%. For more detailed insights, you can check Caerphilly weather in September.

March and October present a distinctly different climate profile. In March, temperatures can dip to a minimum of -5°C (22°F), with an average of 7°C (45°F) and a maximum of 18°C (65°F). The month often experiences around 97 mm (3.8 in) of precipitation over 15 days, accompanied by high humidity at 86%. In contrast, October offers milder temperatures, with a minimum of 1°C (33°F), an average of 12°C (54°F), and a maximum reaching up to 21°C (70°F). Precipitation rises to 135 mm (5.3 in), occurring on approximately 16 days, with humidity slightly higher at 89%. For more details on what to expect, check out the Caerphilly weather in October.

March and November display mild temperatures with notable differences in both averages and climate conditions. In March, temperatures range from a minimum of -5°C (22°F) to a maximum of 18°C (65°F), with an average of 7°C (45°F). In contrast, November's temperatures are slightly milder, with a minimum of -1°C (30°F) and a maximum of 16°C (61°F), averaging 9°C (48°F). Both months experience similar precipitation levels, with March receiving 97 mm (3.8 in) and November slightly higher at 99 mm (3.9 in), spread across around 15 rainy days in each month. Additionally, November tends to be a bit more humid, with humidity levels at 90% compared to March's 86%. For more details, you can explore Caerphilly weather in November.

In comparing the weather between March and December, both months experience similar average temperatures, hovering around 7°C (45°F). However, March is slightly warmer with maximum temperatures reaching up to 18°C (65°F), while December's highs only reach 13°C (56°F). In terms of precipitation, December is wetter, with 130 mm (5.1 in) of rainfall over 17 days, compared to March's 97 mm (3.8 in) over 15 days. Additionally, December has a marginally higher humidity level at 89%, compared to March's 86%. For more details on weather patterns during this month, check out Caerphilly weather in December.

Compare Caerphilly's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Caerphilly

As March unfolds in Caerphilly, the weather begins its gradual transition from the chill of winter to the more temperate embrace of spring. The average temperatures hover around a mild 7°C, with peaks reaching up to 18°C, offering a refreshing change from the colder months. While the humidity, often a staple of Welsh weather, remains high at 86%, the precipitation can feel more sporadic, with rainfall on about half of the month’s days. This combination of mild temperatures and significant rainfall not only gives way to blossoming flora but also sets the stage for the invigorating environment that characterizes the early spring season. For more insights into Caerphilly's weather patterns, visit Caerphilly Climate.