Last updated: March 17, 2025
March in Merthyr Mawr, United Kingdom, presents a highly variable climate, with temperatures ranging from a stark minimum of -5°C (23°F) to a pleasant maximum of 18°C (64°F). The average temperature hovers around 7°C (45°F), setting the stage for a mixture of chilly and mild days. Rainfall is notable, with 101 mm (4.0 in) of precipitation spread over 17 days, contributing to the region's lush landscapes. A high humidity level of 86% adds to the dampness, making March a month of transformation as winter recedes and spring approaches.
As March arrives in Merthyr Mawr, temperatures begin to show a noticeable shift towards spring, with a minimum dipping down to -5°C (23°F) and an average rising slightly to 7°C (45°F). The maximum temperature can reach a pleasant 18°C (64°F), hinting at the warmth that lies ahead. This month marks the transition from winter's chill, which is evident as the region sees a gradual increase in warmth compared to the preceding months of January and February. With March's average nudging upwards, it sets the stage for the sunnier days of April and May, showcasing the promise of longer, milder days as the seasons change.
March in Merthyr Mawr sees a significant amount of precipitation, with 101 mm (4.0 in) recorded over 17 days—a continuation of the wetter trend observed since January. As spring approaches, the rainfall in March is relatively consistent, falling just slightly below February's 111 mm (4.4 in). This period marks an ease in precipitation compared to the heavier spells of winter, yet it is still notable in maintaining lush landscapes and vibrant flora as the season progresses. With the frequency of rainy days peaking during this month, residents and nature alike brace for a dynamic transition into warmer, drier months ahead.
In March, humidity in Merthyr Mawr dips slightly to 86%, a subtle decrease from the steady 88% recorded in both January and February. This shift marks the beginning of a gradual decline that continues into April with 84% humidity, suggesting a slow transition as spring approaches. As the days grow longer and warmer, May and June see humidity levels further stabilize at 80%, hinting at a drier climate to come. The trend clearly indicates that March serves as a pivotal point, leading the way into a more temperate and refreshing spring season.
As March unfolds in Merthyr Mawr, the UV Index rises to 4, indicating a moderate exposure category and a burn time of 30 minutes. This shift marks a notable increase compared to the previous months, with January and February maintaining low levels of UV exposure. As spring approaches, residents should be mindful of the sun's intensity, as the risk of skin damage begins to climb. By April, this trend continues, with the UV Index reaching 6 and entering the high exposure category, highlighting the importance of sun protection as outdoor activities increase during the spring season. For more details on the UV Index throughout the year, visit Merthyr Mawr UV Index.
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March casts a warm glow over Merthyr Mawr, with 205 hours of sunshine that herald the arrival of spring. This significant increase from 142 hours in February not only signals the end of winter's chill but also sets a trend for the months ahead, where the sun continues to shine brighter and longer. As daylight extends into April, the sunshine surges to 320 hours, fostering a vibrant landscape that beckons outdoor adventurers. This upward trajectory in sunshine hours leading into the summer months emphasizes Merthyr Mawr's charm, making it a prime destination for those seeking to bask in the beauty of nature during these blossoming seasons.
As spring approaches, Merthyr Mawr witnesses a noticeable uptick in the likelihood of sunny days, with March boasting a 30% chance of sun. This marks a significant increase from the drearier winter months of January and February, which offer only 22% and 23%, respectively. March's sunniness hints at a budding optimism as the weather begins to warm up, paving the way for even more promising conditions in April with a 54% chance of sunshine. While spring sometimes dances unpredictably between rain and sunshine, March stands out as a transitional month—offering a refreshing glimpse of brighter days ahead.
As winter gives way to spring in Merthyr Mawr, March heralds a significant increase in daylight hours, with an average of 11 hours. This monthly transition marks a noticeable shift from the 9 hours of February, signaling the approach of longer, sunnier days ahead. The lengthening of daylight is a clear trend as the year progresses, paving the way for even more brightness in April, when residents can expect 13 hours of sunshine. This gradual ascent not only lifts spirits but also invites outdoor activities, making March an enticing prelude to the vibrant spring months that follow.
In March, the winds in Merthyr Mawr dance at an average speed of 5.1 m/s (11 mph), marking a subtle dip from February’s brisk gusts of 6.0 m/s (13 mph). As spring begins to unfurl, this decrease hints at a transition from winter's chill, offering a refreshing yet gentle breeze that sets the tone for the upcoming warmer months. Interestingly, as we move into April, wind speeds drop further to 3.9 m/s (9 mph), indicating a trend of calming conditions that will prevail as spring takes hold. This journey through March not only illustrates the ebb and flow of seasonal winds but also invites residents and visitors alike to revel in the serene beauty of this unique landscape.
The weather in Merthyr Mawr 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 Merthyr Mawr and find detailed weather information for every month.
In comparing the weather between March and January, March tends to be slightly warmer with average temperatures reaching 7°C (45°F) compared to January's 6°C (43°F). January experiences a minimum of -3°C (28°F), while March can dip to -5°C (23°F). Precipitation is more abundant in March with 101 mm (4.0 in) over 17 days, compared to January's 83 mm (3.3 in) over 12 days. Additionally, humidity levels are similar, with March at 86% and January slightly higher at 88%. For more detailed information, check out Merthyr Mawr weather in January.
In comparison to February, March tends to be slightly warmer, with average temperatures rising from 6°C (44°F) in February to 7°C (45°F) in March. The minimum temperatures in February are a bit milder at -3°C (26°F) compared to March’s -5°C (23°F). Precipitation levels are relatively similar, with March experiencing 101 mm (4.0 in) over 17 days, while February has 111 mm (4.4 in) across 15 days. Notably, March's humidity is slightly lower at 86%, while February sees a humidity level of 88%. For more specific insights into February's weather, you can check Merthyr Mawr weather in February.
March and April present a notable shift in weather patterns. In March, temperatures range from a minimum of -5°C (23°F) to a maximum of 18°C (64°F), with an average of 7°C (45°F). The month is quite wet, with 101 mm (4.0 in) of precipitation falling over 17 days and a high humidity of 86%. In contrast, April brings slightly milder temperatures, with a minimum of -1°C (30°F) and a maximum of 20°C (68°F), averaging 9°C (49°F). Precipitation is also reduced to 56 mm (2.2 in) over just 10 days, coupled with a slightly lower humidity level of 84%. This transition from March to April marks a gradual move towards warmer and drier conditions, making April a more favorable month for outdoor activities. For more detailed information, visit Merthyr Mawr weather in April.
In comparing the weather between March and May, March tends to be chillier with a minimum temperature of -5°C (23°F) and an average of 7°C (45°F), while May enjoys milder conditions with a minimum of 2°C (36°F) and an average temperature of 12°C (54°F). The maximum temperatures also reflect this shift, peaking at 18°C (64°F) in March compared to 24°C (75°F) in May. Precipitation in March is slightly higher at 101 mm (4.0 in) over 17 days, whereas May sees 80 mm (3.2 in) spread across 12 days. Humidity lingers at a higher level in March at 86%, compared to 80% in May, suggesting that while both months experience moisture, the conditions in May are comparatively more pleasant. For a detailed look at May’s weather, you can refer to Merthyr Mawr weather in May.
March and June present notably different weather patterns. In March, temperatures can drop as low as -5°C (23°F) and reach an average of 7°C (45°F), with a maximum of 18°C (64°F). The month is relatively wet, experiencing about 101 mm (4.0 in) of precipitation over 17 days, and humidity levels are quite high at 86%. In contrast, June offers a more temperate climate, with minimum temperatures around 7°C (45°F) and an average of 15°C (60°F), peaking at 27°C (81°F). This month sees less precipitation at 85 mm (3.3 in) over just 13 days and slightly lower humidity at 80%. For a detailed look at weather conditions, you can check Merthyr Mawr weather in June.
In comparing the weather of March and July, we can see a notable contrast in temperature and overall conditions. March typically experiences cooler temperatures, with a minimum of -5°C (23°F) and an average high of 18°C (64°F), while July presents a much warmer climate, featuring lows of 9°C (48°F) and reaching average highs of 27°C (81°F). Additionally, March is characterized by higher humidity at 86% and more precipitation, averaging 101 mm (4.0 in) over 17 days, compared to July's 70% humidity and 86 mm (3.4 in) over only 12 days. For more details about July weather, you can visit Merthyr Mawr weather in July.
In comparing the weather between March and August, there are notable differences in temperature and humidity. March experiences cooler temperatures, with a minimum of -5°C (23°F) and an average of 7°C (45°F), while August boasts a milder range, with temperatures starting at a minimum of 9°C (48°F) and averaging 16°C (62°F). Additionally, March has higher humidity levels at 86%, compared to August's 73%. Precipitation is somewhat consistent, with March receiving 101 mm (4.0 in) over 17 days and August slightly more, at 106 mm (4.2 in) over 16 days. For more details on August weather specifically, check out Merthyr Mawr weather in August.
When comparing the weather in March and September, there are notable differences in temperature and humidity. March experiences cooler temperatures, with a minimum of -5°C (23°F) and an average of 7°C (45°F), while September has milder conditions, marked by a minimum of 5°C (41°F) and an average of 15°C (59°F). Furthermore, March is characterized by higher humidity at 86% and significant precipitation with 101 mm (4.0 in) over 17 days, whereas September sees a reduction in both humidity (79%) and precipitation (92 mm or 3.6 in) over 12 days. Overall, September offers a more temperate and pleasant atmosphere, making it a favorable time for outdoor activities. For more information, you can check Merthyr Mawr weather in September.
In comparing the weather of March and October, we see notable differences in temperature and precipitation. March, with its minimum temperature of -5°C (23°F) and an average of 7°C (45°F), feels chillier, while October has a milder minimum of 1°C (33°F) and an average of 12°C (54°F). Additionally, October tends to experience more precipitation, totaling 146 mm (5.7 in), compared to March's 101 mm (4.0 in), contributing to a slightly wetter atmosphere with both months seeing rain on about 17 days. Humidity levels also increase slightly in October, reaching 89% compared to March's 86%. For those interested in specific weather conditions, you can check out Merthyr Mawr weather in October.
March and November exhibit comparable weather patterns, though there are distinct differences worth noting. In March, temperatures range from a chilly -5°C (23°F) to a milder max of 18°C (64°F), with an average of 7°C (45°F). Precipitation is prevalent, with 101 mm (4.0 in) falling over 17 days and humidity levels reaching 86%. In contrast, November offers slightly warmer temperatures, with a minimum of -1°C (31°F) and a maximum of 16°C (60°F), averaging 9°C (48°F). The month sees a bit more rainfall at 111 mm (4.4 in) across 16 rainy days, with humidity slightly higher at 90%. For more detailed insights, you can visit Merthyr Mawr weather in November.
March and December present contrasting weather patterns despite their similar average temperatures. In March, temperatures range from a chilly -5°C (23°F) to a mild 18°C (64°F), with an average of 7°C (45°F). The month is marked by significant precipitation, totaling 101 mm (4.0 in) over 17 days, coupled with high humidity at 86%. Conversely, December features slightly warmer minimum temperatures of -2°C (29°F) and reaches a maximum of 13°C (55°F), also averaging 7°C (45°F). While slightly wetter, December sees 144 mm (5.7 in) of rainfall spread across 18 days, with even higher humidity at 89%. For a closer look at the weather specifics, you can check Merthyr Mawr weather in December.
As winter gives way to spring, March in Merthyr Mawr presents a notable shift in weather patterns. The transition brings a mix of brisk days with maximum temperatures reaching 18°C, while average conditions hover around 7°C, a refreshing change from the cold depths of winter. However, with an average of 17 rainy days and high humidity at 86%, the month continues to showcase the region's characteristic wetness, albeit with the promise of milder weather ahead. This dynamic blend of cooler temperatures and increased precipitation sets March apart from the drier, warmer summer months, offering a unique charm to the landscape as it begins to awaken from winter hibernation. For a deeper insight into what to expect throughout the year, explore the details at Merthyr Mawr Climate.