January Weather in Llansteffan, United Kingdom

Last updated: March 17, 2025

January in Llansteffan, United Kingdom, presents a blend of chilly temperatures and frequent rainfall. With a maximum of 14°C (57°F) and an average of 7°C (44°F), the weather can be quite brisk, dipping to a minimum of -2°C (29°F) during the coldest nights. This month experiences 89 mm (3.5 in) of precipitation over approximately 13 days, contributing to a high humidity level of 88%. Visitors can expect a damp and cool atmosphere, ideal for cozy indoor activities and memorable seaside walks when the rain subsides.

January Temperature in Llansteffan

In Llansteffan, United Kingdom, January ushers in a crisp winter chill, with temperatures ranging from a brisk -2°C (29°F) at their lowest to a milder 14°C (57°F) at their peak. The month maintains an average of 7°C (44°F), reflecting a slight trend of stability in winter temperatures alongside February, which shows identical readings. However, as the seasons transition into March, the cold deepens a bit, with a minimum dipping to -5°C (24°F) while the maximum gently rises to 16°C (60°F). This gradual shift signals the onset of impending spring, as average temperatures remain steady at 7°C (46°F). January's chill and March's slight warmth serve as a stark reminder of Llansteffan’s cool coastal climate, setting the stage for the gradual warming that follows in the spring months.

January Weather in Llansteffan: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Llansteffan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec444445495359626158544946
Data source: Temperature data for Llansteffan 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 Llansteffan

In January, Llansteffan receives an average precipitation of 89 mm (3.5 in) over approximately 13 days, marking the onset of a typically wet winter. This month sets the stage for an upward trend in rainfall as the year progresses, with February seeing a significant increase in both the amount of rain to 120 mm (4.7 in) and the number of rainy days rising to 16. By the time we reach October and December, the region experiences its wettest months, accumulating 152 mm (6.0 in) and 165 mm (6.5 in), respectively, and showcasing a steady climb in precipitation levels. Overall, January acts as a precursor to this wet season, hinting at the frequent downpours that will dominate the coming months.

January Precipitation Trends in Llansteffan

The chart displays monthly precipitation patterns in Llansteffan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8912010659839684126106152143165
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Llansteffan

In January, Llansteffan experiences a notably high humidity level of 88%, which persists into February, maintaining that same damp atmosphere. As the seasons transition towards spring, humidity begins to slightly decrease, reaching 86% in March and 84% in April. This trend continues through late spring, where May and June see a further drop to 80%. However, as summer arrives, the humidity takes a significant dip, with July recording 70% before rising slightly to 73% in August. The return of autumn brings an upward trend once more, with humidity levels climbing back to 79% in September and peaking again in late autumn and winter, hitting 89% in October and holding steady at 90% in November before tapering off slightly to 89% in December. This cyclical pattern reveals a clear seasonal rhythm in Llansteffan's humidity, with winter and late autumn bringing the highest levels, while summer offers a brief respite.

January Average Humidity in Llansteffan

This chart illustrates the average monthly humidity levels in Llansteffan, 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 Llansteffan

In Llansteffan, January typically brings a low UV Index of 1, indicating minimal sun exposure risks, with a burn time of 45 minutes. As winter transitions to spring, the UV Index begins to rise; February maintains a low index of 2, but by March, it escalates to a moderate level of 4, prompting shorter 30-minute burn times. This upward trend continues into April and May, when the UV Index reaches high levels at 6 and 7, respectively, and burn times decrease to 25 minutes. The summer months see their peak in June and July, with a very high index of 8, necessitating caution with just 15 minutes of sun exposure. As the year winds down, the UV Index gradually declines, returning to a low reading of 1 in December. This clear seasonal pattern highlights the importance of sun protection, especially as the UV Index climbs toward mid-year. For more information on UV levels throughout the year, check out Llansteffan UV Index.

Maximum UV Index Levels in Llansteffan for January

The chart shows the monthly maximum UV Index (UVI) for Llansteffan 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: Llansteffan 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 Llansteffan

In Llansteffan, January may begin the year with a modest 97 hours of sunshine, but as winter yields to spring, the days grow increasingly brighter. By February, the sun shines for 157 hours, hinting at the warmer days to come. March sees a notable jump to 229 hours, while April bursts forth with 341 hours, painting the landscape in beautiful light. The trend continues through the spring into summer, peaking in July with an impressive 422 hours of sunshine, before beginning a gradual decline in August. As autumn approaches, the light slowly fades, dropping to 313 hours in September and continuing its retreat to 138 hours in November and a further 114 hours in December. This dance of sunlight showcases not just the changing seasons, but the vibrant energy of Llansteffan throughout the year.

Monthly Sunshine Duration in Llansteffan: January Highlighted

The January sunshine duration represents the total number of hours Llansteffan 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.
JanFebMarAprMayJunJulAugSepOctNovDec97h157h229h341h409h401h422h379h313h245h138h114h
Data source: Llansteffan January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Llansteffan During January

In Llansteffan, the likelihood of enjoying sunny weather in January stands at 27%, setting a tone of mild optimism for the month. While the chance of sunshine is lower compared to the brighter days of spring—where April boasts a notable 52%—it remains consistent with the winter months, often hovering around the 20-30% range. Interestingly, as the year progresses, a gradual increase in sunny days becomes apparent, peaking in April before fluctuating through the summer months. Thus, while January may not offer the best odds for sun seekers, it paves the way for brighter days ahead.

Percentage of Sunny Days in January in Llansteffan

The chart illustrates the percentage of sunny days in Llansteffan 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 Llansteffan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%24%30%52%33%27%40%35%27%20%24%22%
Data source: Llansteffan January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Llansteffan in January

In Llansteffan, United Kingdom, January ushers in a modest 8 hours of daylight, setting the stage for a gradual transition into the brighter months ahead. As February arrives, daylight increases to 9 hours, providing a hint of what's to come. The real shift occurs in March, with daylight extending to 11 hours, signaling the onset of spring. This upward trend continues into April with 13 hours, and by May, residents can bask in 15 hours of glorious sunshine. June and July peak with 16 hours, offering long, sun-filled days perfect for outdoor activities. However, as summer gives way to autumn, daylight begins to wane. August still boasts a comfortable 14 hours, but by September, it drops to 12 hours, further decreasing to 10 hours in October. The cycle completes itself as November and December return to 8 hours and 7 hours of daylight, respectively, reminding us of the seasonal ebb and flow in this picturesque coastal town.

Average Daylight Hours in Llansteffan for January

The chart illustrates the variation in daylight duration in Llansteffan throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 22m9h 57m11h 55m13h 55m15h 40m16h 35m16h 5m14h 31m12h 35m10h 35m8h 48m7h 51m
Data source: Llansteffan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Llansteffan

January in Llansteffan brings a gentle embrace of wind, with an average speed of 5.6 m/s (13 mph). This month sits comfortably at the lower end of the annual spectrum, as it transitions into a period where gusts gradually increase, peaking in February. Following the briskness of winter, the winds tend to mellow towards spring, dipping to their calmest in July before returning to more lively patterns in the autumn months. The fluctuating breeze throughout the year not only shapes the landscape but also offers a unique rhythm to the coastal charm of Llansteffan, where each season brings its own distinct character with the winds they bear.

Average January Wind Speed in Llansteffan

The chart displays monthly wind speed patterns in Llansteffan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.6 m/s6.75.74.15.24.03.64.64.06.15.16.4
Data source: Llansteffan January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Llansteffan Compares to Other Months

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

January and February present quite similar weather patterns, with both months experiencing minimum temperatures around -2°C (29°F) and maximums reaching 14°C (57°F). The average temperature remains consistent, with January averaging 7°C (44°F) and February slightly higher at 7°C (45°F). However, February sees an increase in precipitation, totaling 120 mm (4.7 in) across 16 days compared to January’s 89 mm (3.5 in) over 13 days. Humidity remains steady at 88% for both months. For a more detailed look at the weather specifics in February, you can check out this link: Llansteffan weather in February.

In comparing the weather for January and March, we observe some notable differences and similarities. January experiences a minimum temperature of -2°C (29°F) and an average of 7°C (44°F), while March sees slightly cooler conditions at a minimum of -5°C (24°F), but a similar average temperature of 7°C (46°F). Furthermore, March has a higher maximum temperature of 16°C (60°F) compared to January's 14°C (57°F). In terms of precipitation, March receives 106 mm (4.2 in) over 17 days, surpassing January's 89 mm (3.5 in) over 13 days. Humidity levels are quite comparable, with January at 88% and March at 86%. For more detailed information on the weather during this time, you can check Llansteffan weather in March.

In comparing the weather of January and April, we observe notable differences in temperature and precipitation patterns. January experiences colder temperatures, with an average of 7°C (44°F), ranging from a minimum of -2°C (29°F) to a maximum of 14°C (57°F). The month is also characterized by higher precipitation, totaling 89 mm (3.5 in) over 13 days, and a humidity level of 88%.

In contrast, April brings milder temperatures, with an average of 9°C (49°F) and a maximum of 19°C (66°F), marking a gradual transition towards spring. The total precipitation decreases to 59 mm (2.3 in) spread over 10 days, along with a slightly lower humidity of 84%. For a more detailed look at the conditions in April, you can visit Llansteffan weather in April.

In January, the weather in Llansteffan can be quite chilly, with average temperatures ranging from a minimum of -2°C (29°F) to a maximum of 14°C (57°F) and a notable humidity of 88%. The month sees significant precipitation, totaling about 89 mm (3.5 in) over approximately 13 days. In contrast, May brings a marked shift as temperatures rise, with minimums of 3°C (38°F) and maximums reaching up to 22°C (72°F), resulting in a much more pleasant average of 12°C (53°F). The precipitation decreases slightly to 83 mm (3.3 in) spread over 12 days, and humidity drops to 80%. For more details on the weather during May, visit Llansteffan weather in May.

In January, temperatures in Llansteffan typically range from a minimum of -2°C (29°F) to a maximum of 14°C (57°F), with an average of 7°C (44°F). The month sees about 89 mm (3.5 in) of precipitation over 13 days, accompanied by a high humidity level of 88%. In contrast, June presents a much milder climate, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 25°C (77°F), averaging around 15°C (59°F). Although June has slightly higher precipitation at 96 mm (3.8 in) over 15 days, the humidity drops to 80%. For more details, check out Llansteffan weather in June.

The weather in January is characterized by colder temperatures, with a minimum of -2°C (29°F) and an average of 7°C (44°F), while July sees much warmer conditions, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 26°C (78°F). January experiences higher humidity at 88% compared to July's 70%, which contributes to the winter chill. Precipitation levels are slightly lower in July at 84 mm (3.3 in), compared to January's 89 mm (3.5 in), with both months averaging about 13 days of rainfall. For more insights on summer weather, check out Llansteffan weather in July.

January and August present stark contrasts in weather in Llansteffan. In January, temperatures range from a chilly -2°C (29°F) to a mild max of 14°C (57°F), with an average of 7°C (44°F). The month experiences significantly high humidity at 88% and 89 mm (3.5 in) of precipitation spread across 13 days. In contrast, August boasts a more comfortable temperature range, with nighttime lows of 10°C (50°F) and highs reaching 25°C (77°F), resulting in an average of 16°C (61°F). While August is wetter with 126 mm (5.0 in) of precipitation over 17 days, the humidity drops to 73%, making the summer month feel much more pleasant. For a closer look at the conditions, visit Llansteffan weather in August.

In comparing the weather between January and September, we observe a notable shift in temperature and precipitation patterns. January experiences cooler temperatures with a minimum of -2°C (29°F) and an average of 7°C (44°F), while September sees milder temperatures, with a minimum of 6°C (43°F) and an average of 15°C (59°F). Precipitation in January measures 89 mm (3.5 in) over approximately 13 days, whereas September has slightly more rain at 106 mm (4.2 in) spread over 15 days. Additionally, humidity levels are higher in January at 88%, compared to a more comfortable 79% in September. For more detailed weather insights, visit Llansteffan weather in September.

January and October exhibit distinct weather patterns, with January typically experiencing colder temperatures. In January, the minimum temperature can drop to -2°C (29°F), while the average is around 7°C (44°F), peaking at 14°C (57°F). The month has about 89 mm (3.5 in) of precipitation over 13 days and a high humidity level of 88%. In contrast, October sees milder temperatures, with a minimum of 0°C (33°F), an average of 12°C (54°F), and a maximum of 20°C (68°F). However, it also features increased rainfall, with 152 mm (6.0 in) over 17 days and slightly higher humidity at 89%. For a detailed look at October weather in Llansteffan, you can visit this link: Llansteffan weather in October.

In January, the weather is generally colder with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 14°C (57°F), averaging at 7°C (44°F). The month sees about 89 mm (3.5 in) of precipitation over 13 days, accompanied by high humidity levels at 88%. In contrast, November offers slightly milder temperatures, with minimums around 1°C (34°F) and maximums reaching 15°C (60°F), averaging 9°C (49°F). However, it experiences more precipitation, totaling 143 mm (5.6 in) across 19 days, and slightly higher humidity at 90%. For a detailed look at the weather specifics, check Llansteffan weather in November.

When comparing the weather in January and December, January generally experiences slightly cooler temperatures, with a minimum of -2°C (29°F) compared to December's minimum of 0°C (32°F). The average temperature in January is 7°C (44°F), while December averages at 8°C (47°F). Precipitation is notably higher in December, reaching 165 mm (6.5 in) over 20 days, whereas January sees 89 mm (3.5 in) over 13 days. Humidity levels remain relatively consistent, with January at 88% and December slightly higher at 89%. For a more detailed look at December conditions, check out Llansteffan weather in December.

Compare Llansteffan's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Llansteffan

In Llansteffan, January marks a distinct transition in weather patterns compared to the milder months that precede it. With cool temperatures and frequent precipitation, this month presents a chill that can dip below freezing at times, contrasting sharply with the warmer spring days ahead. The high humidity often adds to the briskness, making it feel even cooler. January's 13 rainy days create a sense of a more relentless winter climate, setting it apart from the typically clearer skies of the later months. For a deeper dive into the seasonal trends, explore the Llansteffan Climate.