April Weather in Harlech, United Kingdom

Last updated: March 17, 2025

April in Harlech, United Kingdom offers a dynamic blend of weather, with temperatures ranging from a brisk -3°C (28°F) at night to a pleasant 22°C (72°F) during the day. The month averages around 9°C (48°F), providing a crisp backdrop for those venturing outdoors. However, prepare for the possibility of rain, as 58 mm (2.3 in) of precipitation falls over 12 days, contributing to a notable 84% humidity level. This mix of radiant and rainy weather forms the character of Harlech's spring, inspiring both locals and visitors to embrace the beauty of the season.

April Temperature in Harlech

As April arrives in Harlech, the temperatures begin to shift noticeably, heralding the onset of spring. With minimum temperatures averaging around -3°C (28°F), the chill from winter lingers, but the overall warmth is on the rise. The average temperature climbs to 9°C (48°F), offering a refreshing contrast to the cooler months. With a maximum of 22°C (72°F), sunny days become more frequent, inviting residents and visitors alike to enjoy outdoor activities. This transitional month marks a significant temperature increase from March, signaling nature's awakening and setting the stage for the warmer days ahead in May and June.

April Weather in Harlech: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Harlech, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414244485258615956514643
Data source: Temperature data for Harlech 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.

April Precipitation in Harlech

April in Harlech, United Kingdom, presents a notable shift in precipitation patterns, with only 58 mm (2.3 in) of rainfall recorded across 12 days. This marks a significant reduction compared to the stormier previous months of January through March, where cumulative rainfall often exceeded 100 mm and precipitation days ranged from 14 to 18. As spring progresses, April offers a welcome respite, hinting at a potential easing of the relentless winter rains. However, the trend of increased rainfall resumes in May, suggesting that the transition to warmer seasons is still influenced by variable weather. Overall, April's relatively mild conditions provide a brief interlude in Harlech's typically wet climate, inviting residents and visitors to enjoy the softer spring days.

April Precipitation Trends in Harlech

The chart displays monthly precipitation patterns in Harlech, with values for each month alongside April's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec10514513858859691144130161138170
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Harlech

As April arrives in Harlech, United Kingdom, the humidity begins its gentle decline, averaging 84%. This marks a noticeable shift from the wetter winter months, where humidity peaks at a staggering 89% in January and stays elevated through February and March. Following April, the trend continues downward, with May experiencing an even drier average of 79%. This gradual reduction in humidity not only signifies the transition into spring but also suggests a more comfortable outdoor experience, setting the stage for the approaching warmer months. As the year progresses, humidity will further ebb and flow, creating a dynamic climate that characterizes Harlech throughout the seasons.

April Average Humidity in Harlech

This chart illustrates the average monthly humidity levels in Harlech, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Harlech

In April, Harlech experiences a UV Index of 5, categorizing exposure as moderate. This marks a noticeable increase from the previous months, signaling the approach of sunnier days. With a burn time of just 30 minutes, it's essential to take precautions, especially for those with fair skin. This trend of rising UV levels continues into May, as the Index jumps to 7, indicating a shift to high exposure. As the seasons change, so does our need for sun protection—now is the time to keep an eye on those UV levels and stay informed. For more detailed information, check out Harlech UV Index.

Maximum UV Index Levels in Harlech for April

The chart shows the monthly maximum UV Index (UVI) for Harlech in April, 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Harlech April 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.

April Sunshine in Harlech

April in Harlech marks a delightful transition into spring, as the average sunshine hours soar to 330 hours—a significant uptick from the previous months. Following a gradual increase with 225 hours in March, April effervescently showcases the arrival of longer, brighter days. This increase not only lifts the spirits of the locals but also invites visitors to revel in the scenic beauty of the region. As the sun sets the stage for even sunnier months ahead, with May reaching 411 hours, it’s clear that the longer daylight hours inspire a renewed sense of exploration and enjoyment in this picturesque corner of the United Kingdom. The pattern reflects a vibrant seasonal rhythm, with sunshine peaking during the summer, inviting residents and tourists alike to soak in the natural beauty of Harlech.

Monthly Sunshine Duration in Harlech: April Highlighted

The April sunshine duration represents the total number of hours Harlech experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec94h158h225h330h411h402h420h385h313h239h125h106h
Data source: Harlech April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Harlech During April

As spring unfolds in Harlech, April shines brightly with a notable 47% chance of sunny weather, making it one of the sunniest months of the year. This marked increase from the earlier months, where sunlight lingers only around 17% to 25%, suggests that the cold grip of winter is loosening, heralding the arrival of longer, brighter days. Following April, however, the likelihood of sunshine takes a dip again in May at 28%, and continues to fluctuate throughout the summer. Thus, April serves as a delightful turning point in Harlech's weather, where residents and visitors alike can revel in the promise of sunshine after a long, dreary winter.

Percentage of Sunny Days in April in Harlech

The chart illustrates the percentage of sunny days in Harlech throughout the year, with April 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 Harlech experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%20%25%47%28%24%36%23%21%15%22%16%
Data source: Harlech April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Harlech in April

As spring unfolds in Harlech, United Kingdom, April heralds a delightful increase in daylight, stretching to 13 hours—a significant leap from 11 hours in March. This transition signifies not only the changing season but also the gradual approach to summer’s longer days. Following April, the daylight continues to climb, peaking at 16 hours in both June and July, before gradually tapering down again. This pattern showcases a clear trend towards lighter, brighter days as the year progresses, enhancing outdoor activities and inviting a sense of renewal and vitality during these beautiful spring months.

Average Daylight Hours in Harlech for April

The chart illustrates the variation in daylight duration in Harlech throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 13m9h 52m11h 54m13h 59m15h 48m16h 46m16h 15m14h 36m12h 36m10h 32m8h 41m7h 41m
Data source: Harlech daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Harlech

In Harlech, United Kingdom, the April winds bring a gentle shift in the breeze, with an average wind speed of just 3.0 m/s (7 mph), marking a notable decrease from the gustier months of winter. Following the higher winds of February (5.1 m/s) and the more moderate March (4.4 m/s), April's calming winds herald the start of spring, as temperatures rise and nature begins to awaken. This transition continues into May, which sees a slight uptick in wind speed to 3.6 m/s (8 mph), hinting at the delightful yet variable weather typical of the British spring. The pattern reveals that as the season progresses, Harlech tends to enjoy more relaxed breezes, encouraging outdoor activities and exploration amidst the beautiful landscapes that come alive during this time of year.

Average April Wind Speed in Harlech

The chart displays monthly wind speed patterns in Harlech, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.05.14.43.0 m/s3.63.02.53.42.94.63.94.4
Data source: Harlech April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Harlech Compares to Other Months

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

When comparing the weather in April and January, April generally offers milder temperatures, with an average of 9°C (48°F) and daytime highs reaching up to 22°C (72°F), compared to January's cooler average of 5°C (42°F) and a maximum of just 13°C (56°F). Both months experience low minimum temperatures of around -3°C, but April sees significantly less precipitation, with 58 mm (2.3 in) over 12 days, while January is wetter, receiving 105 mm (4.2 in) across 14 days. The humidity is slightly lower in April at 84%, compared to January's 89%, indicating a somewhat drier feel as spring approaches. For a closer look at January weather specifics, you can refer to Harlech weather in January.

In comparing the weather patterns of April and February, April tends to be milder with temperatures ranging from a minimum of -3°C (28°F) to a maximum of 22°C (72°F), and an average of 9°C (48°F). In contrast, February is colder, with temperatures dipping to a minimum of -5°C (24°F) and peaking at 18°C (65°F), averaging 6°C (43°F). Precipitation is notably higher in February, totaling 145 mm (5.7 in) over 17 days, compared to April's 58 mm (2.3 in) spread over 12 days. Both months experience high humidity, with February slightly higher at 88%, compared to April's 84%. For more specific details about February's weather, refer to Harlech weather in February.

April's weather shows a noticeable warming trend compared to March, with average temperatures rising from 7°C (44°F) in March to 9°C (48°F) in April. The maximum temperatures in April reach up to 22°C (72°F), while March peaks at 18°C (65°F). Additionally, April experiences less precipitation overall, with 58 mm (2.3 in) falling on 12 days, compared to March's 138 mm (5.5 in) over 18 days. Humidity remains similar between the two months, at 84% in April and slightly higher at 86% in March. For more detailed information about March weather, you can visit Harlech weather in March.

April weather tends to be cooler, with temperatures ranging from a minimum of -3°C (28°F) to a maximum of 22°C (72°F) and an average of 9°C (48°F). This month experiences significant precipitation, totaling 58 mm (2.3 in) over approximately 12 days, accompanied by relatively high humidity at 84%. In contrast, May brings milder conditions with temperatures starting at 0°C (32°F) and soaring to 27°C (80°F), while averaging around 11°C (53°F). Precipitation also increases in May to 85 mm (3.3 in), occurring over about 13 days, but the humidity slightly decreases to 79%. Overall, May provides a warmer and drier climate compared to April. For more details about the weather in May, you can visit Harlech weather in May.

April weather tends to be cooler with temperatures ranging from a minimum of -3°C (28°F) to a comfortable maximum of 22°C (72°F), averaging around 9°C (48°F). It experiences about 58 mm (2.3 in) of rainfall over approximately 12 days, accompanied by high humidity at 84%. In contrast, June brings warmer temperatures, with a minimum of 5°C (42°F) and a notable maximum of 28°C (83°F), averaging 14°C (58°F). However, it also experiences more precipitation at 96 mm (3.8 in) across 16 days, and slightly lower humidity at 81%. For a more detailed look at June weather in Harlech, visit Harlech weather in June.

April and July exhibit notable differences in weather patterns. In April, temperatures range from a chilly minimum of -3°C (28°F) to a pleasant maximum of 22°C (72°F), with an average of 9°C (48°F). The month experiences around 58 mm (2.3 in) of precipitation over approximately 12 days, accompanied by high humidity at 84%. In contrast, July sees warmer temperatures, with minimums at 6°C (44°F) and maximums reaching 29°C (84°F), averaging 16°C (61°F). Precipitation increases to 91 mm (3.6 in) over 14 days, but humidity drops slightly to 78%. For more detailed information about July weather, you can check Harlech weather in July.

April and August showcase distinct weather characteristics, reflecting the transition from spring to summer. In April, the temperature ranges from a chilly -3°C (28°F) to a pleasant 22°C (72°F), with an average of 9°C (48°F). The month sees about 58 mm (2.3 in) of precipitation over 12 days and maintains a high humidity level of 84%. Conversely, August brings warmer temperatures, with a minimum of 7°C (45°F) and a maximum of 27°C (80°F), averaging 15°C (60°F). It experiences considerably more rainfall, totaling 144 mm (5.7 in) across 20 days, while humidity levels drop slightly to 79%. For a closer look at summer conditions, check out Harlech weather in August.

April and September offer distinct weather experiences. In April, temperatures range from a chilly minimum of -3°C (28°F) to a comfortable average of 9°C (48°F), peaking at 22°C (72°F). The month sees about 58 mm (2.3 in) of precipitation over 12 rainy days, with humidity at a relatively high 84%. In contrast, September boasts milder temperatures, with a minimum of 2°C (36°F), an average of 13°C (56°F), and a maximum of 27°C (82°F). However, it is notably wetter, receiving approximately 130 mm (5.1 in) of rain spread across 16 days, and with humidity slightly higher at 85%. For more details, you can explore Harlech weather in September.

April and October showcase notable differences in weather patterns. In April, temperatures range from a chilly -3°C (28°F) at night to a mild 22°C (72°F) during the day, with an average temperature of 9°C (48°F). The month sees about 58 mm (2.3 in) of precipitation over approximately 12 days, contributing to a relatively high humidity of 84%. In contrast, October features slightly warmer evenings with a minimum temperature of -2°C (28°F) and a daytime maximum of 21°C (70°F), averaging around 11°C (52°F). However, it experiences significantly more rainfall, totaling 161 mm (6.3 in) across roughly 19 days, and higher humidity at 90%. For a detailed look at October conditions, you can visit Harlech weather in October.

April and November present quite different weather patterns. In April, temperatures typically range from a chilly -3°C (28°F) at night to a pleasant 22°C (72°F) during the day, resulting in an average of 9°C (48°F). This month sees about 58 mm (2.3 in) of precipitation over approximately 12 days, with a humidity level of 84%. In contrast, November features cooler daily highs, with temperatures peaking at only 15°C (59°F) and dropping to a minimum of -1°C (30°F), leading to an average temperature of 8°C (47°F). The month is significantly wetter, receiving 138 mm (5.4 in) of rain over 19 days, coupled with higher humidity at 91%. For a closer look at the weather specifics, you can check Harlech weather in November.

April and December present contrasting weather patterns despite both experiencing chilly minimum temperatures of around -3°C (28°F). In April, the average temperature rises to 9°C (48°F), with daytime highs reaching up to 22°C (72°F), making it a relatively mild month. Precipitation in April totals 58 mm (2.3 in) over about 12 days, contributing to a humidity level of 84%. In contrast, December is much colder, with an average temperature of 6°C (44°F) and highs only reaching 13°C (55°F). It also experiences significantly higher precipitation, totaling 170 mm (6.7 in) over 20 days, along with a humidity level of 89%. For more specific insights about December weather, you can explore Harlech weather in December.

Compare Harlech's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Harlech

April in Harlech marks a significant transition as the chill of winter begins to fade, giving way to milder temperatures and a hint of spring. With an average temperature that warms up but still fluctuates, it's a month where unpredictable weather reigns — you might encounter sunny spells one moment and light rain the next. Precipitation is more frequent, with rainy days sprinkled throughout, contributing to the region's lush scenery. The high humidity adds to the overall moisture in the air, making the pleasant days feel refreshing. This dynamic blend of cool and mild days can be quite different from the more stable weather patterns later in the year. For a deeper dive into the trends and nuances of Harlech's changing seasons, explore Harlech Climate.