Last updated: March 17, 2025
January in Porthmadog, United Kingdom, offers a chilly retreat, where maximum temperatures can reach a brisk 13°C (55°F), while the average hovers around 6°C (43°F). Nights can dip to a frosty -1°C (30°F), enveloping the town in a crisp winter atmosphere. With an average humidity level of 89%, the air feels moist and invigorating. This month also brings significant precipitation, amounting to 121 mm (4.8 in) over 16 days, painting the landscape in vibrant shades of green, thanks to the frequent showers. Enthusiasts of cooler weather and dramatic scenery will find January in Porthmadog a season of stunning contrasts and natural beauty.
In January, Porthmadog experiences a crisp winter climate, with temperatures ranging from a chilly -1°C (30°F) at night to a mild 13°C (55°F) during the day. The average temperature settles around 6°C (43°F), providing a refreshing yet invigorating atmosphere ideal for exploring the scenic beauty of this coastal region. As the month transitions into February, temperatures dip slightly, with minimums reaching -3°C (28°F), but the variances remain minimal, keeping the average steady at 6°C (43°F). This pattern of moderate cold persists into March, where average highs begin to flirt with 16°C (61°F), hinting at the early signs of spring. Overall, January showcases Porthmadog's typical winter chill, gradually paving the way for a warming trend as the seasons change.
In January, Porthmadog experiences a significant 121 mm (4.8 in) of precipitation over 16 days, marking it as a relatively wet start to the year. Compared to the following months, January acts as a precursor to even heavier rainfall, particularly in February, which sees a notable spike to 162 mm (6.4 in) across 19 days. This trend continues through the spring, peaking in October with a striking 206 mm (8.1 in), while January's rain does set the stage for the wetter winter months ahead. Despite the frequent rainfall, January’s total precipitation is lower than the figures recorded in subsequent months, highlighting a gradual increase in both rainfall and rainy days as the season unfolds, culminating in a notably soggy December. This pattern reflects Porthmadog’s climatic nature, where the new year welcomes a blend of dampness that builds anticipation for the milder spring.
In Porthmadog, United Kingdom, January is characteristically humid, with an impressive 89% humidity that sets the tone for the winter months. As the year unfolds, a subtle decline in humidity is observed, dropping to 88% in February and further to 86% by March. This trend continues until April, where it reaches 84%, marking the onset of spring with slightly drier air. However, just as the warmth of summer approaches, humidity levels dip to a comfortable 78% in July, providing a refreshing respite. As autumn arrives, the humidity climbs again, peaking at 91% in November before settling back to 89% in December. Overall, the year reflects a rhythmic ebb and flow, with the wettest months concentrated in the cooler seasons while summer brings a welcome dry spell.
In January, Porthmadog experiences a low UV Index of 1, indicating minimal sun exposure risk, with a burn time of approximately 45 minutes. This trend of low UV levels continues into February, maintaining the same index. As spring approaches, a notable shift occurs in March, where the UV Index rises to 4, transitioning into the moderate exposure category and shortening burn time to 30 minutes. April follows suit with a UV Index of 5, marking the start of a steady climb as summer approaches. By May, the UV exposure escalates to 7, categorized as high, while June and July peak at a very high UV Index of 8, demanding greater caution with a reduced burn time of just 15 minutes. This pattern highlights the importance of being aware of UV levels as they increase through spring and summer, before dropping again in the cooler months. For more detailed information on UV trends throughout the year, check Porthmadog UV Index.
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In Porthmadog, United Kingdom, the arrival of January brings a modest 93 hours of sunshine, a humble start to the year that gradually awakens the vibrant landscape. As winter wades into February, sunshine notably increases to 162 hours, hinting at the promise of spring. By March, the days grow brighter with 228 hours of sunshine, setting the stage for the delightful leap into April, where bright days soar to 335 hours. This trend continues, peaking in May with an impressive 415 hours, making it one of the sunniest months. The summer months of June and July follow suit with 404 and 421 hours respectively, while August, although slightly cooler, still holds onto 383 hours. As autumn approaches, the days begin to shorten, with September offering 315 hours and October 238 hours. By the time December arrives, sunshine recedes to 109 hours, wrapping the year in a gentle embrace of wintry twilight. This seasonal variation not only reflects the changing weather patterns of Porthmadog but also paints a picturesque rhythm of nature's light throughout the year.
In Porthmadog, January offers a modest 20% chance of sunny weather, one of the lower probabilities for the year. As winter progresses into February, sunshine becomes slightly more likely at 22%, but it’s in March that a notable increase begins, reaching 25%. This gradual trend hints at the arrival of spring, where sunshine chances dramatically improve to 46% in April. While May and the summer months see fluctuation in sunny probabilities, with July peaking at 36%, the winter months—including November and December—remain steadily low at 20%. This pattern illustrates how, despite January's overcast skies, brighter days lie just ahead as the seasons shift.
In Porthmadog, the daylight duration begins its journey in January with a modest 8 hours of light, slowly increasing as winter gives way to spring. February sees a slight rise to 9 hours, while March notably expands the daylight to 11 hours, heralding the approach of longer days. As the season transitions into April, daylight blossoms further to 14 hours, culminating in the long, sun-filled days of May and June, which enjoy a generous 15 and 16 hours, respectively. This peak in daylight continues into July, but as summer fades, a gradual decrease resumes—August offers 14 hours, followed by a decline through September and October with 12 and 10 hours of light. By November and December, Porthmadog returns to its shorter days, experiencing just 8 and 7 hours of daylight, encapsulating the rhythmic cycle of light throughout the year.
In Porthmadog, United Kingdom, January ushers in a brisk average wind speed of 5.3 m/s (12 mph), setting the tone for a lively start to the year. As winter progresses into February, the winds pick up slightly, reaching 6.6 m/s (15 mph), marking a trend of increasing gusts that continues through March. However, as spring approaches, a notable decline occurs in April, where average winds relax to 3.8 m/s (8 mph), suggesting a gentle easing into milder weather. This soothing pattern continues into the warmer months, with wind speeds hovering below 5 m/s (11 mph) from April through July. As the year transitions into autumn, wind speeds rise again in October, surging to 6.4 m/s (14 mph), before settling back to more moderate levels in November and December. Overall, the wind patterns in Porthmadog illustrate a dynamic rhythm, cycling from brisk January breezes to calm summer days, and back to invigorating autumn winds.
The weather in Porthmadog 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 Porthmadog and find detailed weather information for every month.
In comparing the weather between January and February, both months feature similar average temperatures, hovering around 6°C (43°F). However, January tends to be slightly warmer with a maximum of 13°C (55°F), while February can peak at 15°C (60°F). Precipitation increases in February, with 162 mm (6.4 in) recorded over 19 days compared to January's 121 mm (4.8 in) over 16 days, indicating a wetter month. Additionally, the humidity remains quite high in both months, with January at 89% and February at 88%. For more detailed insights, you can check out Porthmadog weather in February.
In January, temperatures in Porthmadog range from a chilly -1°C (30°F) to a mild 13°C (55°F), with an average of 6°C (43°F). This month experiences relatively high precipitation, totaling 121 mm (4.8 in) over 16 days, coupled with high humidity levels at 89%. In contrast, March sees a slight increase in average temperature to 7°C (44°F), with highs reaching 16°C (61°F), although it can start as cold as -5°C (23°F). Precipitation also increases to 152 mm (6.0 in) over 19 days, while humidity remains slightly lower at 86%. For more detailed insights on March weather in Porthmadog, check out Porthmadog weather in March.
January weather is characterized by cooler temperatures, with an average of 6°C (43°F) and daily highs reaching up to 13°C (55°F). The month experiences significant precipitation, totaling 121 mm (4.8 in) over 16 days, accompanied by high humidity at 89%. In contrast, April brings a noticeable warming trend, featuring an average temperature of 8°C (47°F) and maximums of 19°C (66°F). Rainfall decreases to 62 mm (2.4 in) across 12 days, with humidity slightly lower at 84%. For a closer look at April weather specifics, check out Porthmadog weather in April.
January and May present a striking contrast in weather conditions. In January, temperatures range from a chilly -1°C (30°F) at night to a mild 13°C (55°F) during the day, with an average temperature of 6°C (43°F). The month is characterized by considerable precipitation, totaling 121 mm (4.8 in) over approximately 16 days, accompanied by high humidity levels of 89%. In contrast, May offers a more pleasant climate, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 23°C (73°F), and an average of 11°C (52°F). Rainfall is also reduced to 87 mm (3.4 in) over 12 days, and humidity decreases to a more comfortable 79%. For those interested in exploring May's weather further, additional details can be found in this link: Porthmadog weather in May.
In January, the weather is much colder, with temperatures ranging from a chilly -1°C (30°F) to a mild 13°C (55°F), averaging around 6°C (43°F). The month is characterized by significant precipitation, totaling 121 mm (4.8 in) over 16 days, and a high humidity level of 89%. In contrast, June experiences a notable warming trend, with temperatures ranging from 7°C (46°F) to a maximum of 26°C (79°F) and an average of 14°C (57°F). Although June sees slightly less precipitation at 106 mm (4.2 in) over the same 16 days, the humidity decreases to 81%. For a closer look at June's weather, you can check out Porthmadog weather in June.
In January, the weather is characterized by significantly colder temperatures, with a minimum of -1°C (30°F) and an average temperature of 6°C (43°F), reaching a maximum of 13°C (55°F). This month also sees considerable precipitation, totaling 121 mm (4.8 in) over 16 days, accompanied by high humidity levels at 89%. In contrast, July brings milder conditions, with temperatures ranging from a minimum of 9°C (48°F) to a comfortable average of 15°C (60°F), peaking at 25°C (77°F). The month experiences slightly less rainfall, about 105 mm (4.1 in) over 15 days, and lower humidity at 78%. For those curious about the specifics of July weather patterns, Porthmadog weather in July provides additional insights.
January and August present stark contrasts in weather, reflecting the seasonal shift from winter to summer. In January, temperatures range from a chilly -1°C (30°F) at night to a mild 13°C (55°F) during the day, with an average of 6°C (43°F). This month is marked by high humidity at 89% and considerable precipitation, totaling 121 mm (4.8 in) over 16 days. In contrast, August enjoys a much warmer climate, with temperatures spanning from a comfortable 9°C (49°F) at night to a pleasant 24°C (75°F) during the day, averaging 15°C (60°F). Despite experiencing more total rainfall at 162 mm (6.4 in) over 22 days, humidity levels are lower at 79%. For a closer look at the specifics of August's weather, visit Porthmadog weather in August.
In January, the weather in Porthmadog is markedly colder, with minimum temperatures dropping to around -1°C (30°F) and an average of 6°C (43°F), while maximum temperatures reach only 13°C (55°F). The month is quite wet, experiencing 121 mm (4.8 in) of precipitation over approximately 16 days, resulting in a high humidity level of 89%. In contrast, September offers a more temperate climate, with minimum temperatures around 6°C (42°F) and averages rising to 14°C (57°F), peaking at a pleasant 26°C (78°F). Although September sees slightly more rainfall at 146 mm (5.7 in) over 18 days, the humidity is slightly lower at 85%. For more detailed information on Porthmadog weather, you can visit Porthmadog weather in September.
January and October present distinct weather patterns in Porthmadog. In January, temperatures range from a chilly -1°C (30°F) at night to a mild 13°C (55°F) during the day, with an average of 6°C (43°F). The month is characterized by a high level of precipitation, receiving 121 mm (4.8 in) over 16 days and a relative humidity of 89%. In contrast, October brings slightly warmer temperatures, with a minimum of 1°C (33°F) and a maximum of 20°C (68°F), averaging 11°C (53°F). This month is also wetter, experiencing 206 mm (8.1 in) of rain across 22 days, while humidity remains high at 90%. For more detailed information on the weather in October, you can check Porthmadog weather in October.
When comparing January and November weather, January tends to be slightly colder, with average temperatures ranging from a low of -1°C (30°F) to a high of 13°C (55°F), while November sees milder temperatures, averaging between 1°C (34°F) and 14°C (58°F). Precipitation is more significant in November, totaling 176 mm (6.9 in) over 21 days compared to January's 121 mm (4.8 in) over 16 days, indicating a wetter late autumn. Both months experience high humidity, with January at 89% and November slightly higher at 91%. For a detailed look at November's specific weather conditions, you can check out Porthmadog weather in November.
In comparing the weather between January and December, we see some notable similarities and differences. January experiences slightly warmer temperatures, with an average of 6°C (43°F) compared to December's average of 7°C (45°F). However, December has a lower minimum temperature of -2°C (29°F) compared to January's -1°C (30°F). Precipitation levels are significantly higher in December, totaling 203 mm (8.0 in) over 24 days, while January sees 121 mm (4.8 in) over 16 days. Both months share a humidity level of 89%, contributing to the dampness characteristic of the region. For more detailed information on December weather, you can visit Porthmadog weather in December.
In January, Porthmadog experiences a marked contrast to the milder months of the year, characterized by cooler temperatures and a higher frequency of rainfall. The average temperature hovers around a brisk 6°C, making it one of the chillier months in the coastal town. With 121 mm of precipitation spread over 16 days, it’s essential to be prepared for the wet weather that often accompanies the wintry conditions. Coupled with an average humidity level of 89%, the atmosphere can feel particularly damp and brisk. This combination means January is typically less inviting than the warmer, sunnier months, making it a time for cozy indoor activities. For a deeper dive into Porthmadog's climatic conditions, explore Porthmadog Climate.