January Weather in Tenby, United Kingdom

Last updated: March 17, 2025

In January, Tenby, United Kingdom, experiences a mild yet variable climate, with temperatures ranging from a chilly 0°C (32°F) at night to a maximum of 14°C (57°F) during the day. The average temperature hovers around 7°C (45°F), creating a brisk atmosphere ideal for winter strolls. However, visitors should prepare for abundant rainfall, as the region sees approximately 84 mm (3.3 in) of precipitation over 13 days, all while enveloped in a notably high humidity level of 88%. This combination of weather elements shapes Tenby's unique winter charm, offering a blend of serene coastal views and the invigorating freshness of the season.

January Temperature in Tenby

In January, Tenby experiences a cool maritime climate, with temperatures ranging from a chilly 0°C (32°F) at night to an average daytime high of 7°C (45°F), peaking at about 14°C (57°F). As the month unfolds, this blend of crisp air and mild sunny days hints at the gradual shift toward spring. Notably, temperatures are warmer compared to neighboring February, where lows dip further to -2°C (29°F). The smooth transition from January into the slightly milder March with its average of 8°C (46°F) underscores the region's temperate progression, showcasing Tenby's unique charm even in the thick of winter. While January may feel brisk, it is often invigorating, inviting visitors to explore the stunning coastal landscapes before the tides of change lead into the budding warmth of spring.

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

The chart illustrates January temperature patterns in Tenby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454546495358626159555047
Data source: Temperature data for Tenby generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Tenby

In Tenby, United Kingdom, January marks the onset of a typically wet winter, with an average precipitation of 84 mm (3.3 in) spread over 13 days. This sets the stage for the rainier months to follow, as February sees a significant increase in both precipitation and the number of rainy days, reaching 108 mm (4.3 in) across 16 days. As the year progresses, the trend continues with March exhibiting a reasonably high 97 mm (3.8 in) over 17 days, but it’s not until the autumn months that Tenby truly experiences its wettest spells, with October peaking at 142 mm (5.6 in) on 18 days, followed closely by November and December. This pattern illustrates a steady increase in precipitation from early winter through late autumn, highlighting Tenby's characteristically damp climate and the influence of seasonal transitions on weather patterns.

January Precipitation Trends in Tenby

The chart displays monthly precipitation patterns in Tenby, 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.
JanFebMarAprMayJunJulAugSepOctNovDec841089754718874113101142137156
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Tenby

In January, Tenby experiences a notable humidity level of 88%, setting the tone for the month with a damp coastal climate. This level persists into February, maintaining that same muggy atmosphere, before a slight dip occurs in March at 86%. As spring approaches, April and May witness a gradual decrease, with humidity dropping to 84% and 80%, respectively, suggesting a mild transition. The summer months of June and July further ease, showcasing the driest conditions of the year, at 80% and 70%. However, the trend reverses in the fall, as August sees a slight uptick to 73%, followed by a steady climb through September to 79%. October and November return to more traditional dampness, peaking at 90% in November, before concluding the year with December’s humidity at 89%. This cyclical pattern highlights Tenby’s characteristic moisture, with winter months boasting the highest humidity levels, while summer offers brief respite.

January Average Humidity in Tenby

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

In January, Tenby experiences a low UV Index of 1, allowing for a burn time of 45 minutes under the sun. This trend of low exposure continues into February, maintaining the same index and burn time. As spring approaches in March, the UV Index rises to 4, indicating a moderate level of sun exposure with a reduced burn time of 30 minutes. The increase continues through April and May, jumping to 6 and 7, respectively, and necessitating caution with burn times dropping to 25 minutes. The sunshine peaks in the summer months, with June and July reaching a very high UV Index of 8, where the burn time shrinks significantly to just 15 minutes. As summer fades, the index begins to decline, allowing for longer sun exposure again in August and September, before tapering off in the fall and winter months to return to low indexes of 2 and 1 in November and December. For a detailed view of monthly variations, visit Tenby UV Index.

Maximum UV Index Levels in Tenby for January

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

January in Tenby, United Kingdom, greets the year with a modest 99 hours of sunshine, making it the least bright month. However, as winter gives way to spring, daylight hours gradually increase, with February bringing a significant rise to 159 hours. March continues this upward trend, boasting 231 hours of sunshine, while April delights with an impressive 345 hours. The sunny streak peaks during the summer months, with July shining brightly at 424 hours, followed closely by June and August. As the seasons transition back to autumn, sunshine gradually recedes, wrapping up the year with 140 hours in November and 114 hours in December. This cyclical dance of sunlight not only highlights the contrasting seasons in Tenby but also showcases the region's ability to offer a vibrant and sunny summer, drawing visitors who seek the warmth and light.

Monthly Sunshine Duration in Tenby: January Highlighted

The January sunshine duration represents the total number of hours Tenby 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.
JanFebMarAprMayJunJulAugSepOctNovDec99h159h231h345h412h409h424h383h315h247h140h114h
Data source: Tenby January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tenby During January

In January, Tenby, United Kingdom, experiences a modest 28% chance of sunny weather, making it one of the cooler months for sunshine compared to later in the year. As we transition into February and March, the likelihood remains relatively stable, hovering around 27% and 30%, respectively. However, a noticeable increase occurs in April, where the chance of sunshine leaps to 52%, indicating the arrival of spring and a welcome shift in weather patterns. Following this, May maintains a decent 35% likelihood of sunshine before summer peaks in July with a 40% chance. This trend suggests that while January may not be the sunniest month, the gradual improvement in weather is just around the corner as the year progresses.

Percentage of Sunny Days in January in Tenby

The chart illustrates the percentage of sunny days in Tenby 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 Tenby experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%27%30%52%35%28%41%36%28%21%23%23%
Data source: Tenby January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tenby in January

In Tenby, United Kingdom, January brings on average 8 hours of daylight, marking the tail end of winter's grasp. As the month progresses, days gradually lengthen, paving the way for February with 9 hours of sunlight. This upward trend continues into March, where daylight expands to 11 hours, ushering in the anticipation of spring. By the time April rolls around, Tenby basks in 13 hours of daylight, reaching 15 hours in May, setting the stage for the height of summer. June and July are the peak months, offering a remarkable 16 hours of sun each day. However, as autumn approaches, daylight diminishes, dropping to 14 hours in August and gradually tapering off to 12 hours in September. The cycle continues, with October offering 10 hours, before November and December see a return to shorter days, with 8 and 7 hours, respectively. This rhythmic shift in daylight not only influences the natural beauty of Tenby but also reflects the changing seasons that define this coastal gem.

Average Daylight Hours in Tenby for January

The chart illustrates the variation in daylight duration in Tenby 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 57m11h 55m13h 54m15h 39m16h 33m16h 4m14h 30m12h 35m10h 36m8h 49m7h 52m
Data source: Tenby daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Tenby

In Tenby, January ushers in an average wind speed of 6.2 m/s (14 mph), setting a brisk tone for the year ahead. This month stands out with a gentler breeze compared to the following month of February, which sees a notable increase to 7.2 m/s (16 mph). As winter transitions into spring, March maintains a similar wind speed of 6.1 m/s (14 mph), but by April, the winds begin to calm, dropping to a softer 4.4 m/s (10 mph). Throughout the year, a discernible pattern emerges: the wind tends to peak during late autumn and early winter, with December reaching 7.0 m/s (16 mph), while the summer months like July exhibit the calmest conditions at 3.9 m/s (9 mph). This cyclical rhythm of wind showcases Tenby's maritime climate, where each month brings its own unique character to the coastal town.

Average January Wind Speed in Tenby

The chart displays monthly wind speed patterns in Tenby, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.2 m/s7.26.14.45.54.33.95.04.36.65.87.0
Data source: Tenby January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Tenby Compares to Other Months

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

In comparing the weather between January and February, both months feature similar average temperatures, hovering around 7°C (45°F). However, January has a slightly milder minimum temperature of 0°C (32°F) compared to February's -2°C (29°F). Precipitation levels are higher in February, with 108 mm (4.3 in) of rain over 16 days, compared to January's 84 mm (3.3 in) over 13 days. Interestingly, both months maintain a high humidity level of 88%, making them feel quite similar in terms of dampness. For those looking for more details, you can check out Tenby weather in February.

In January, temperatures generally range from a minimum of 0°C (32°F) to a maximum of 14°C (57°F), with an average of 7°C (45°F). The month experiences substantial precipitation, totaling 84 mm (3.3 in) across 13 days, and the humidity is high at 88%. In contrast, March sees slightly colder temperatures with a minimum of -4°C (25°F) and an average of 8°C (46°F), but it can reach up to 15°C (60°F). The month is wetter than January, receiving 97 mm (3.8 in) of rain over 17 days, alongside a marginally lower humidity of 86%. For more detailed information, you can check Tenby weather in March.

January and April showcase notable differences in weather patterns. In January, temperatures range from a minimum of 0°C (32°F) to a maximum of 14°C (57°F), with an average of 7°C (45°F). The month is characterized by high humidity at 88% and significant precipitation, totaling 84 mm (3.3 in) over 13 days. In contrast, April sees a slight increase in temperatures, with a minimum of 2°C (36°F) and a maximum of 18°C (64°F), averaging 9°C (49°F). Precipitation decreases to 54 mm (2.1 in) over just 10 days, accompanied by lower humidity at 84%. For more detailed insights into April weather, you can visit Tenby weather in April.

In January, the weather is much colder, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 14°C (57°F) and an average of 7°C (45°F). This month sees significant precipitation, averaging 84 mm (3.3 in) over 13 days, with humidity levels reaching a high of 88%. In contrast, May brings warmer temperatures, with a minimum of 4°C (39°F) and a maximum of 22°C (71°F), resulting in a milder average of 12°C (53°F). Precipitation decreases slightly to 71 mm (2.8 in) across 11 days, and humidity also drops to 80%. For a closer look at May weather specifics, you can explore Tenby weather in May.

In January, the weather is quite chilly, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 14°C (57°F) and an average of 7°C (45°F). The month sees significant precipitation, totaling 84 mm (3.3 in) over approximately 13 days, contributing to a high humidity level of 88%. In contrast, June brings milder and more pleasant weather, with temperatures starting at a minimum of 8°C (47°F) and peaking at 24°C (75°F), resulting in an average of 15°C (59°F). Precipitation is slightly higher at 88 mm (3.5 in) but is spread over 15 days, and the humidity decreases to 80%. For a detailed look at June weather, you can check out Tenby weather in June.

In January, the weather is quite chilly, with average temperatures ranging from a low of 0°C (32°F) to a high of 14°C (57°F), accompanied by significant precipitation of 84 mm (3.3 in) over 13 days and high humidity at 88%. In contrast, July presents a much warmer climate with temperatures averaging between 11°C (51°F) and 25°C (78°F). Precipitation is slightly less, measuring 74 mm (2.9 in) over 12 days, and the humidity drops to 70%. This stark contrast in weather highlights the transition from winter to summer, making July a much more favorable time to enjoy outdoor activities. For more details on July weather conditions, visit Tenby weather in July.

January and August present striking contrasts in weather patterns. In January, temperatures can drop as low as 0°C (32°F), with a chilly average of 7°C (45°F) and highs reaching only 14°C (57°F). The month is characterized by considerable precipitation, with 84 mm (3.3 in) of rain falling over 13 days, and high humidity levels at 88%. In contrast, August offers a much milder climate, with minimum temperatures around 10°C (51°F) and daily averages at 16°C (62°F). The maximum temperature can reach 24°C (75°F), and while it is still rainy with 113 mm (4.4 in) of precipitation over 16 days, the humidity is noticeably lower at 73%. For more insights on weather conditions, you can visit Tenby weather in August.

In January, the weather is characterized by colder temperatures, with a minimum of 0°C (32°F) and an average of 7°C (45°F), peaking at a maximum of 14°C (57°F). The month experiences significant humidity at 88% and sees precipitation on 13 days, totaling 84 mm (3.3 in). In contrast, September heralds the arrival of milder conditions, with temperatures ranging from a minimum of 7°C (45°F) to an average of 15°C (59°F) and a maximum of 25°C (77°F). Although September is slightly wetter, with 101 mm (4.0 in) of rainfall over 15 days, the overall humidity decreases to 79%. For those interested in the specifics of September weather, visit Tenby weather in September.

In comparing the weather between January and October, January features cooler temperatures with a minimum of 0°C (32°F), an average of 7°C (45°F), and a maximum of 14°C (57°F). The month sees about 84 mm (3.3 in) of precipitation over 13 days, with a high humidity of 88%. In contrast, October brings milder temperatures, starting at a minimum of 1°C (35°F) and reaching an average of 13°C (55°F), peaking at 19°C (67°F). Rainfall is more frequent, with 142 mm (5.6 in) spread across 18 days, while humidity remains slightly higher at 89%. For those planning to visit, more details can be found here: Tenby weather in October.

In comparing the weather of January and November, we see that January tends to be colder, with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 14°C (57°F). In contrast, November is slightly milder, with temperatures ranging from 2°C (37°F) to 15°C (60°F). Precipitation is another distinguishing factor; January sees about 84 mm (3.3 in) of rain over 13 days, while November experiences a heftier 137 mm (5.4 in) over 19 days, indicating a wetter month. Additionally, humidity levels are comparable, remaining high at 88% in January and 90% in November. For more details on November's specific weather conditions, you can explore Tenby weather in November.

In January, temperatures typically range from a minimum of 0°C (32°F) to a maximum of 14°C (57°F), with an average temperature of 7°C (45°F). The month experiences about 84 mm (3.3 in) of precipitation over 13 days, while humidity remains relatively high at 88%. In contrast, December sees slightly warmer temperatures, with a minimum of 1°C (34°F) and a maximum of 13°C (56°F), averaging 8°C (48°F). However, it is significantly wetter, with precipitation totals reaching 156 mm (6.1 in) over 20 days and a humidity level of 89%. For more details about December weather, you can visit Tenby weather in December.

Compare Tenby's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Tenby

January in Tenby is a notable departure from the milder months that precede it, bringing with it a chill that can plunge temperatures to their lowest point of the year. The high humidity creates a persistent sense of dampness, with a significant chance of rainy days that can disrupt outdoor plans. This month stands out with its average temperature lingering at a brisk 7°C (45°F), contrasting sharply with the warmth of summer. While January may not be the most inviting time to visit, it offers a unique atmosphere steeped in the tranquility of winter. For those curious about the full range of Tenby's climate, check out Tenby Climate.