January Weather in Llantwit Major, United Kingdom

Last updated: March 17, 2025

In January, Llantwit Major, United Kingdom, experiences a cool and often damp climate. The maximum temperature hovers around 13°C (56°F), while the average rests at a brisk 6°C (43°F), dipping to a minimum of -3°C (28°F) during the chillier nights. This month typically sees 83 mm (3.3 in) of rainfall spread across 12 days, contributing to a notably high humidity level of 88%. Residents and visitors alike can expect a mix of crisp air and overcast skies, ideal for cozy indoor activities and bracing winter walks along the beautiful coastline.

January Temperature in Llantwit Major

In Llantwit Major, January brings a crisp chill, with temperatures dipping to a minimum of -3°C (28°F) and peaking at a maximum of 13°C (56°F). The month averages a cool 6°C (43°F), setting a wintry tone that lingers through the early part of the year. As February approaches, the pattern remains consistent, with similar minimums but a slight rise in maximum temperatures, hinting at the gradual transition towards spring. This steady range showcases the region's characteristic maritime climate, where the cold can be biting, yet the average temperatures provide a subtle comfort. With March, the days begin to lengthen, and temperatures rise further, foreshadowing the warmth that will envelop the area in the coming months. Overall, January serves as a reminder of winter's chill, while also signaling the slow and steady march towards milder weather.

January Weather in Llantwit Major: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Llantwit Major, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434345495459636258544845
Data source: Temperature data for Llantwit Major 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.

January Precipitation in Llantwit Major

In January, Llantwit Major experiences 83 mm (3.3 in) of precipitation spread across 12 days, marking the month as a relatively wet start to the year. This amount sets the stage for a trend toward increased rainfall in the following months, with February witnessing a significant rise to 111 mm (4.4 in). As winter transitions into spring, precipitation often peaks, contributing to lush landscapes; by October, Llantwit Major sees its highest rainfall of the year at 146 mm (5.7 in). Interestingly, while the number of rainy days fluctuates, the amount tends to increase sharply in the late autumn months, hinting at a pattern of heavier, more concentrated rainfall as the year progresses. This consistent wetness not only influences local weather patterns but also shapes the region's vibrant and verdant environment, characteristic of the Welsh coast.

January Precipitation Trends in Llantwit Major

The chart displays monthly precipitation patterns in Llantwit Major, with values for each month alongside January's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec831111015780858610693146111144
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Llantwit Major

In Llantwit Major, January brings a high humidity level of 88%, matching February’s dampness, creating a consistently chilly atmosphere. As winter gives way to spring, humidity gradually decreases, reaching a low of 80% by May and June. This trend continues into the summer months, with July experiencing the driest conditions at 70%, followed by a slight uptick in August. However, as autumn approaches, humidity levels rise again, peaking at 90% in November. Overall, Llantwit Major showcases a clear seasonal pattern of humidity, characterized by higher moisture levels in winter and autumn, contrasted with a subtly dryer summer.

January Average Humidity in Llantwit Major

This chart illustrates the average monthly humidity levels in Llantwit Major, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Llantwit Major

In January, Llantwit Major experiences a low UV Index of 1, indicating minimal sun exposure risk, with a burn time of around 45 minutes. This trend of low UV exposure continues into February, maintaining the same index and burn time. As spring rolls in, the index rises to 4 in March, reflecting a shift to moderate exposure, and necessitating quicker sunscreen application with a reduced burn time of 30 minutes. The UV levels climb higher in April and May, reaching 6 and 7 respectively, suggesting a high exposure month where one must be vigilant in skin protection as burn times drop to just 25 minutes. The summer months of June and July showcase the peak UV Index of 8, categorized as very high, where a swift 15-minute burn time makes it crucial to seek shade or cover up. As autumn approaches, September sees a slight decrease to 6, while October and November fall back to the low range with UV indexes of 4 and 2. Finally, December returns to a low 1, mirroring January's conditions. Overall, Llantwit Major's UV Index reflects a seasonal progression, urging residents and visitors to stay sun-savvy throughout the year. For more detailed information, visit the Llantwit Major UV Index.

Maximum UV Index Levels in Llantwit Major for January

The chart shows the monthly maximum UV Index (UVI) for Llantwit Major in January, 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: Llantwit Major January 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.

January Sunshine in Llantwit Major

In Llantwit Major, January greets residents with a modest 87 hours of sunshine, signaling the start of the year with a gentle reminder of winter's grasp. As the seasons shift, February brings a notable increase, accumulating 142 hours of sunlight and hinting at the approaching warmth. The upward trend continues into early spring, with March blooming into 205 hours and April showering the town with 320 hours of radiant light. May reaches its zenith at 393 hours, leading into summer, where July shines brightest with 410 hours. However, as August wanes, a gradual decline sets in, dropping to 362 hours. This trend continues toward autumn, culminating in September's 296 hours, before the days grow shorter again, with November and December reflecting the chill of winter at 128 and 104 hours, respectively. The sun's journey through Llantwit Major offers a vivid portrayal of the shifting seasons, bringing both contrasts and continuity.

Monthly Sunshine Duration in Llantwit Major: January Highlighted

The January sunshine duration represents the total number of hours Llantwit Major experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec87h142h205h320h393h373h410h362h296h233h128h104h
Data source: Llantwit Major January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Llantwit Major During January

In Llantwit Major, the likelihood of sunny weather in January sits at a modest 22%, making it one of the grayest months of the year. As we transition into February, the sun's chances increase slightly to 23%, yet it remains a stark contrast to the more vibrant spring months. Notably, as we move towards March and April, the chance of sunshine rises significantly, with April boasting a much sunnier 54%. This upward trend not only highlights the gradual shift towards brighter days but also sets the stage for the warmer months ahead, where the chances of sun peak in July at 41%. Thus, while January is often cloudy, the gradual increase in sunny days as winter gives way to spring is certainly a welcome transition for residents and visitors alike.

Percentage of Sunny Days in January in Llantwit Major

The chart illustrates the percentage of sunny days in Llantwit Major throughout the year, with January 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 Llantwit Major experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%23%30%54%33%27%41%32%28%21%30%20%
Data source: Llantwit Major January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Llantwit Major in January

In Llantwit Major, United Kingdom, the daylight duration sees a gradual yet noticeable transformation throughout the year. In January, the days are relatively short, with just 8 hours of daylight. However, as the seasons progress, there's a marked increase, reaching 9 hours in February and expanding further to 11 hours by March. This trend continues into spring and early summer, peaking at an impressive 16 hours in both June and July. As summer gives way to autumn, daylight begins to taper off steadily, with 14 hours in August, 12 in September, and a decline to 10 hours in October. Ultimately, by the close of the year in December, Llantwit Major experiences its shortest days, at just 7 hours, reflecting the cyclical rhythm of nature in this charming coastal locale.

Average Daylight Hours in Llantwit Major for January

The chart illustrates the variation in daylight duration in Llantwit Major throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m9h 58m11h 55m13h 54m15h 39m16h 33m16h 4m14h 30m12h 35m10h 36m8h 49m7h 52m
Data source: Llantwit Major daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Llantwit Major

In January, Llantwit Major experiences a brisk average wind speed of 5.3 m/s (12 mph), setting the tone for a cherished winter season by the coast. As the month transitions into February, the winds pick up slightly, reaching 6.0 m/s (13 mph), which invigorates the chilly air. However, by March, the strength of the wind eases back to 5.1 m/s (11 mph), hinting at the upcoming springtime calm. This trend of fluctuating winds continues, with April witnessing a notable drop to 3.9 m/s (9 mph), followed by a slight rise in May to 4.9 m/s (11 mph). The summer months see the calmest conditions, with July and June recording their lowest speeds at 3.5 m/s (8 mph) and 3.6 m/s (8 mph), respectively. As autumn approaches, the wind returns to more robust values, peaking again in December at 5.7 m/s (13 mph). Overall, January kicks off a year of varied wind speeds, showcasing the delightful contrasts of Llantwit Major's coastal climate.

Average January Wind Speed in Llantwit Major

The chart displays monthly wind speed patterns in Llantwit Major, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.3 m/s6.05.13.94.93.63.54.43.85.14.45.7
Data source: Llantwit Major January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Llantwit Major Compares to Other Months

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

January typically presents a colder atmosphere, with temperatures ranging from a minimum of -3°C (28°F) to a maximum of 13°C (56°F) and an average of 6°C (43°F). The month also experiences significant precipitation, totaling 83 mm (3.3 in) over about 12 days, accompanied by high humidity at 88%. In contrast, February sees a slight increase in average temperature, with highs reaching 15°C (59°F) and an average of 6°C (44°F), despite maintaining the same minimum of -3°C (26°F). However, February is characterized by increased rainfall, with 111 mm (4.4 in) expected over 15 days, while humidity remains steady at 88%. For a closer look at February's weather trends, check out Llantwit Major weather in February.

In January, the weather tends to be quite cold, with temperatures ranging from a minimum of -3°C (28°F) to a maximum of 13°C (56°F) and an average of 6°C (43°F). The month experiences significant precipitation, totaling 83 mm (3.3 in) over about 12 days, coupled with high humidity levels at 88%. In contrast, March sees slightly warmer conditions, with temperatures varying from -5°C (23°F) to a milder maximum of 18°C (64°F), and an average of 7°C (45°F). However, March is wetter, receiving 101 mm (4.0 in) of rainfall across 17 days, while humidity remains relatively close at 86%. For more insights on March weather specifically, you can check Llantwit Major weather in March.

January and April exhibit notable differences in weather patterns. In January, temperatures range from a chilly minimum of -3°C (28°F) to a milder maximum of 13°C (56°F), with an average of 6°C (43°F). The month sees significant precipitation of 83 mm (3.3 in) over approximately 12 days, accompanied by high humidity levels of 88%. In contrast, April offers more moderate conditions, with temperatures starting at a minimum of -1°C (30°F) and reaching up to 20°C (68°F), averaging 9°C (49°F). Precipitation is lower in April, totaling 56 mm (2.2 in) over 10 days, and humidity is slightly reduced at 84%. For more details on the weather specifics, visit Llantwit Major weather in April.

In January, the weather is typically cold, with temperatures ranging from a minimum of -3°C (28°F) to a maximum of 13°C (56°F), and an average temperature of 6°C (43°F). This month also experiences relatively high humidity at 88%, alongside 83 mm (3.3 in) of precipitation over 12 days. In contrast, May welcomes warmer temperatures, with a minimum of 2°C (36°F), an average of 12°C (54°F), and a maximum of 24°C (75°F). Although May has slightly less precipitation at 80 mm (3.2 in) over the same number of days, the humidity decreases to 80%. For a more detailed look at May's weather, you can visit Llantwit Major weather in May.

In January, the weather tends to be quite chilly, with temperatures ranging from a minimum of -3°C (28°F) to a maximum of 13°C (56°F), and an average of around 6°C (43°F). The month is characterized by high humidity at 88% and 83 mm (3.3 in) of precipitation over approximately 12 days. In contrast, June brings a much warmer climate, with temperatures ranging from a minimum of 7°C (45°F) to a pleasant maximum of 27°C (81°F), and an average temperature of 15°C (60°F). Despite slight similarities in precipitation, with 85 mm (3.3 in) over 13 days, the humidity drops to a more comfortable 80%. For more details about June weather, you can visit Llantwit Major weather in June.

The weather in January and July presents a stark contrast in Llantwit Major. In January, temperatures range from a chilly -3°C (28°F) to a mild 13°C (56°F), with an average of 6°C (43°F). The month sees quite a bit of precipitation, amounting to 83 mm (3.3 in) over approximately 12 days, coupled with high humidity at 88%. In comparison, July offers a much warmer climate, with temperatures ranging from 9°C (48°F) to a pleasant 27°C (81°F), averaging 17°C (63°F). Precipitation remains relatively consistent at 86 mm (3.4 in) over the same 12 days, but the humidity drops to a more comfortable 70%. For more details on the weather during this summer month, you can visit Llantwit Major weather in July.

In January, the weather is quite chilly, with temperatures ranging from a minimum of -3°C (28°F) to a maximum of 13°C (56°F), and an average temperature of around 6°C (43°F). The month sees significant precipitation, totaling 83 mm (3.3 in) over 12 days, accompanied by high humidity levels of 88%. In contrast, August presents a much warmer climate, with temperatures varying from a minimum of 9°C (48°F) to a pleasant maximum of 28°C (82°F), averaging around 16°C (62°F). While it does experience slightly more precipitation at 106 mm (4.2 in) spread over 16 days, the humidity drops to a more comfortable 73%. For a closer look at the weather during this summer month, you can check Llantwit Major weather in August.

January and September in Llantwit Major exhibit distinct differences in weather conditions. January's temperatures range from a chilly -3°C (28°F) at night to a mild 13°C (56°F) during the day, with an average of 6°C (43°F). The month also sees significant precipitation, totaling about 83 mm (3.3 in) over 12 days, coupled with high humidity levels at 88%. In contrast, September offers a much warmer climate, with temperatures shifting from 5°C (41°F) in the early morning to a pleasant 27°C (80°F) during the day, averaging around 15°C (59°F). While September experiences slightly higher precipitation at 92 mm (3.6 in) over the same number of days, the humidity drops to 79%. For more detailed information on September weather, you can check out this link: Llantwit Major weather in September.

When comparing the weather in January and October, we observe a notable shift in temperature and precipitation patterns. January typically features cooler temperatures, with a minimum of -3°C (28°F) and an average of 6°C (43°F), while October experiences milder conditions, ranging from a minimum of 1°C (33°F) to an average of 12°C (54°F). Additionally, October sees more precipitation, with 146 mm (5.7 in) over 17 days compared to January’s 83 mm (3.3 in) over 12 days. Surprisingly, both months exhibit high humidity levels, January at 88% and October slightly higher at 89%. For more specific details about weather patterns, you can refer to Llantwit Major weather in October.

In comparing January and November, January tends to be colder, with average temperatures ranging from -3°C (28°F) to 13°C (56°F), while November features milder conditions with temperatures between -1°C (31°F) and 16°C (60°F). Precipitation is more pronounced in November, with 111 mm (4.4 in) falling over 16 days, compared to January's 83 mm (3.3 in) over 12 days. Humidity levels are slightly higher in November at 90%, versus January's 88%. For more details on November weather, check out Llantwit Major weather in November.

Comparing the weather in January and December reveals some notable similarities and differences. Both months have similar temperature ranges, with January experiencing a minimum of -3°C (28°F) and a maximum of 13°C (56°F), while December sees slightly milder temperatures with a minimum of -2°C (29°F) and a consistent maximum of 13°C (55°F). However, January tends to be drier, with only 83 mm (3.3 in) of precipitation over 12 days, compared to December's wetter conditions, which accumulate 144 mm (5.7 in) over 18 days. Humidity levels are also comparable, with January at 88% and December slightly higher at 89%. For more specific details on December weather, you can check Llantwit Major weather in December.

Compare Llantwit Major's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Llantwit Major

January in Llantwit Major presents a distinct contrast to the milder months of the year. With temperatures dipping to a minimum of -3°C and an average that hovers around 6°C, the chill sets in, prompting a retreat indoors. The month is characterized by frequent rain, with 12 days of precipitation totaling 83 mm, adding to the overall feeling of dampness accentuated by a high humidity level of 88%. While the landscape is vibrant with winter's touch, the cold and wet weather is a stark departure from the warmer, sunnier days that follow in spring. For more insights on the weather patterns throughout the year, visit Llantwit Major Climate.