January Weather in Conwy, United Kingdom

Last updated: March 17, 2025

In January, Conwy, United Kingdom experiences a diverse climate marked by a maximum temperature of 14°C (58°F) and an average of 5°C (42°F), dipping to a chilly minimum of -3°C (26°F). This month witnesses 71 mm (2.8 inches) of precipitation spread across 13 days, leading to a notably high humidity level of 89%. The interplay of cool temperatures and frequent rain creates a quintessentially winter atmosphere, perfect for cozy indoor pursuits or invigorating outdoor adventures.

January Temperature in Conwy

In Conwy, United Kingdom, January greets residents with a crisp climate, where temperatures range from a chilly -3°C (26°F) at night to a moderate 14°C (58°F) during the day, averaging around 5°C (42°F). This month serves as a precursor to shorter, milder days to follow, as February sees a slight dip in minimum temperatures, yet an increase in maximums, hinting at the slow transition towards spring. As the seasons progress, March continues this upward trend, with the average climbing to 7°C (44°F) and daytime highs reaching 19°C (66°F). This gradual warming foreshadows the budding blooms of April, where temperatures further rise, effectively shedding the winter chill. Thus, January not only marks a colder season in Conwy but also sets the stage for the gradual emergence of warmth as the year unfolds.

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

The chart illustrates January temperature patterns in Conwy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424344485358616057524643
Data source: Temperature data for Conwy 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 Conwy

In January, Conwy experiences a moderate precipitation level, with an average of 71 mm (2.8 in) falling over 13 days. This sets the stage for a wet winter, though it notably precedes a trend of increasing rainfall in the subsequent months. February and March see a rise in both precipitation amounts and rainy days, peaking at 96 mm (3.8 in) in March. Interestingly, April brings a brief reprieve with a drop to 56 mm (2.2 in), only for the rainfall to surge again in late spring and summer, culminating in the wettest month of the year in October with 107 mm (4.2 in). Thus, January marks the beginning of a gradually intensifying wet season, with considerable variations throughout the year that characterize Conwy's climate.

January Precipitation Trends in Conwy

The chart displays monthly precipitation patterns in Conwy, 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.
JanFebMarAprMayJunJulAugSepOctNovDec71929656719992969610791115
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Conwy

In January, Conwy experiences its peak humidity at a notable 89%, setting the tone for a damp winter. This high moisture level persists into February, dropping slightly to 88% before gradually decreasing to 86% in March and 84% in April. As spring approaches, humidity continues to decline, reaching a low of 79% in May and July, hinting at the impact of warmer temperatures. However, the trend shifts in late summer and autumn, with humidity rising again to 85% in September and peaking at 90% in October. The cycle of humidity remains consistent, with levels returning to 89% in December, illustrating Conwy's characteristic maritime climate throughout the year.

January Average Humidity in Conwy

This chart illustrates the average monthly humidity levels in Conwy, 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%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Conwy

In January, Conwy experiences a low UV Index of 1, meaning sun exposure is minimal, with a notable burn time of 45 minutes for fair-skinned individuals. As winter progresses into February, the UV Index remains steady at 2, but shows just a slight increase in potential exposure. However, a noticeable shift occurs in March, where the UV Index rises to 4, indicating a moderate risk – a reminder to be more mindful about sun protection, particularly as burn time decreases to 30 minutes. This trend continues to rise through the spring and summer, peaking at 8 in June and July, denoting a very high exposure risk with a significant drop in burn time to only 15 minutes. As the year winds down, the UV Index tapers back to 1 by December, bringing the cycle back to safer levels. This seasonal fluctuation highlights the importance of adapting sun protection practices throughout the year. For more detailed information, visit Conwy UV Index.

Maximum UV Index Levels in Conwy for January

The chart shows the monthly maximum UV Index (UVI) for Conwy 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Conwy 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 Conwy

In January, Conwy basks in a modest 88 hours of sunshine, marking the start of the year with a gentle introduction to its often overcast skies. As winter unfolds, the days gradually brighten, with February offering a noticeable increase to 153 hours, hinting at the approach of spring. By the time March rolls around, the sun shines for an impressive 211 hours, invigorating the town as nature begins to awaken. The trend continues into April and May, where sunshine peaks at 322 hours and 398 hours respectively, making these months particularly delightful for outdoor activities. However, summer's warmth of July with 405 hours reaches its pinnacle, followed closely by August, which still retains a healthy 369 hours. As the year progresses, daylight diminishingly reduces, culminating in November with 114 hours and December at 98 hours, as Conwy settles into a quieter, more reflective period of the year. This annual ebb and flow of sunshine beautifully mirrors the changing seasons, inviting both locals and visitors to appreciate each moment of brightness.

Monthly Sunshine Duration in Conwy: January Highlighted

The January sunshine duration represents the total number of hours Conwy 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.
JanFebMarAprMayJunJulAugSepOctNovDec88h153h211h322h398h379h405h369h297h225h114h98h
Data source: Conwy January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Conwy During January

In Conwy, United Kingdom, January brings a modest 20% chance of sunny weather, reflecting one of the chilliest and cloudiest months of the year. As the months progress, there is a gradual increase in the likelihood of sunshine, peaking in April at 46%. Notably, March shows a slight uptick to 26%, hinting at the arrival of spring and a promise of brighter days ahead. However, the sun tends to shy away again in the summer months, with July delivering the best chance at 35% before dipping back down as autumn approaches. This trend showcases a cyclical nature to Conwy's weather, where hope for sunshine starts low but gradually blooms with the arrival of spring.

Percentage of Sunny Days in January in Conwy

The chart illustrates the percentage of sunny days in Conwy 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 Conwy experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%24%26%46%28%25%35%24%20%18%20%19%
Data source: Conwy January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Conwy in January

In Conwy, United Kingdom, January heralds the start of the year with approximately 8 hours of daylight, a stark contrast to the increasing light that follows. As February progresses, daylight extends to 9 hours, hinting at the promise of spring. The trend continues into March, where days grow longer with 11 hours, and by April, the sunlight stretches to a delightful 14 hours. This upward trajectory peaks in June and July, when residents bask in the generous 16 hours of daylight, the most in the year. However, as summer fades, the daylight begins to wane, with August dropping to 14 hours, followed by a steady decline through the autumn months. By November, daylight has retreated back to 8 hours, and finally to a mere 7 hours in December, completing the cycle until the returning light of January. This rhythmic shift emphasizes the stark change in daylight that characterizes the seasons, inviting Conwy's residents to embrace both the long summer days and the cozy, shorter winter evenings.

Average Daylight Hours in Conwy for January

The chart illustrates the variation in daylight duration in Conwy throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 9m9h 50m11h 54m14h 1m15h 52m16h 51m16h 19m14h 39m12h 36m10h 31m8h 37m7h 36m
Data source: Conwy daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Conwy

In January, Conwy, United Kingdom, greets the new year with a brisk average wind speed of 4.0 m/s (9 mph), setting a lively tone for the winter months. As the seasons progress into February, winds pick up slightly to 5.0 m/s (11 mph), hinting at the transition towards spring. However, by March, the winds mellow slightly to 4.6 m/s (10 mph), maintaining a moderate pace. The trend continues into April and May, where average wind speeds dip to 3.0 m/s (7 mph) and 3.6 m/s (8 mph) respectively, showcasing a notably calmer period. The summer months see the winds become quite gentle, with July recording a low of 2.4 m/s (5 mph). Yet, the winds begin to pick up again in the later months, rising to 4.7 m/s (10 mph) in October and stabilizing around 4.3 m/s (10 mph) in November before blending into December's 4.4 m/s (10 mph). Overall, January marks the beginning of a year where winds fluctuate significantly, demonstrating a blend of vivacity and tranquility across the seasons.

Average January Wind Speed in Conwy

The chart displays monthly wind speed patterns in Conwy, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.0 m/s5.04.63.03.63.12.43.32.94.74.34.4
Data source: Conwy January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Conwy Compares to Other Months

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

January and February exhibit noticeable differences in weather characteristics. While January features a minimum temperature of -3°C (26°F) and an average of 5°C (42°F), February sees a slight drop in the minimum temperature to -5°C (24°F) but an increase in the average to 6°C (43°F). February generally boasts higher maximum temperatures, reaching up to 18°C (65°F), compared to January’s peak of 14°C (58°F). Additionally, February experiences more precipitation, with 92 mm (3.6 in) falling over 15 days, compared to January's 71 mm (2.8 in) over 13 days. Humidity remains relatively constant, slightly lower in February at 88% compared to January's 89%. For more detailed insights into February weather, you can check Conwy weather in February.

In January, the weather is typically chilly, with average temperatures ranging from a minimum of -3°C (26°F) to a maximum of 14°C (58°F). The month experiences about 71 mm (2.8 in) of precipitation over 13 days, paired with high humidity at 89%. In contrast, March brings a slightly milder climate, with temperatures averaging between -6°C (22°F) and 19°C (66°F). This month also sees an increase in precipitation, reaching 96 mm (3.8 in) across 16 days, while humidity remains relatively low at 86%. For those interested in more details about the weather in March, you can check Conwy weather in March.

In January, the weather is generally colder, with temperatures ranging from a chilly -3°C (26°F) to a maximum of 14°C (58°F). The month sees substantial precipitation averaging 71 mm (2.8 in) over 13 days, accompanied by high humidity levels of 89%. In contrast, April brings a noticeable warming trend, with an average temperature of 9°C (48°F) and highs reaching up to 22°C (72°F). Although the month receives slightly less precipitation at 56 mm (2.2 in) over 11 days, the humidity decreases to 84%. For more details on April weather, you can visit Conwy weather in April.

In January, the weather is notably chillier, with average temperatures hovering around 5°C (42°F) and minimums plummeting to -3°C (26°F). The month experiences a high level of humidity at 89% and sees about 71 mm (2.8 in) of precipitation over 13 days. In contrast, May brings a significant warmth, with average temperatures rising to 12°C (53°F), and maximums reaching up to 27°C (81°F). Precipitation remains the same at 71 mm (2.8 in), but it's spread across just 12 days, and humidity drops to 79%, creating a more pleasant atmosphere for outdoor activities. For further details, check out Conwy weather in May.

In January, the weather is much colder, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 14°C (58°F) and an average of 5°C (42°F). This chilly month experiences 71 mm (2.8 in) of precipitation over 13 days, contributing to a high humidity level of 89%. In contrast, June brings warmer temperatures, with a minimum of 6°C (42°F), an average of 15°C (59°F), and a maximum of 28°C (84°F). Although June sees slightly higher precipitation at 99 mm (3.9 in) over the same number of rainy days, it enjoys a more comfortable humidity of 81%. For more details, check out Conwy weather in June.

January and July present stark contrasts in weather conditions. January typically sees temperatures ranging from a chilly minimum of -3°C (26°F) to a maximum of 14°C (58°F), with an average of 5°C (42°F). During this month, precipitation occurs on about 13 days, totaling 71 mm (2.8 in), and the humidity remains high at 89%. In contrast, July boasts much warmer temperatures, with a minimum of 7°C (44°F) and a maximum of 29°C (85°F), averaging around 16°C (61°F). Precipitation increases slightly to 92 mm (3.6 in) over 16 days, but humidity decreases to 78%. For more detailed information on July weather, check out Conwy weather in July.

In January, the weather is considerably colder, with temperatures ranging from a frigid -3°C (26°F) to a milder 14°C (58°F) and an average of 5°C (42°F). This month also sees significant precipitation, with 71 mm (2.8 in) falling over 13 days and high humidity levels at 89%. In contrast, August brings warmer temperatures, with a minimum of 7°C (45°F), an average of 16°C (60°F), and a maximum of 27°C (82°F). Although August has higher total precipitation at 96 mm (3.8 in) over 18 days, the humidity drops to a more comfortable 79%. For more specific details about the weather in August, you can check Conwy weather in August.

In January, the weather is notably cooler, with average temperatures ranging from a chilly -3°C (26°F) to a maximum of 14°C (58°F). The month typically sees about 71 mm (2.8 in) of precipitation over 13 days, and humidity remains high at 89%, creating a damp and crisp atmosphere. In contrast, September brings a more moderate climate, with temperatures ranging from 3°C (37°F) to a warmer 27°C (81°F) on average. Precipitation increases slightly to 96 mm (3.8 in) over 15 days, but humidity drops to 85%, leading to a generally more comfortable feel. For a detailed look at September's weather specifics, you can explore Conwy weather in September.

In January, the weather is typically colder, with average temperatures ranging from -3°C (26°F) to a maximum of 14°C (58°F), and a substantial humidity level of 89%. The month sees about 71 mm (2.8 in) of precipitation spread over 13 days. In contrast, October experiences milder conditions, with an average temperature range of -2°C (28°F) to 21°C (70°F) and a slight increase in precipitation to 107 mm (4.2 in) over 17 days. Humidity remains high at 90%, making both months feel damp, but October is relatively warmer and wetter overall. For more information on the specifics of October weather, check out Conwy weather in October.

January and November present distinct weather characteristics, with January experiencing slightly colder temperatures. In January, the minimum temperature can drop to -3°C (26°F), while November's minimum is marginally higher at -2°C (29°F). The average temperature in January is 5°C (42°F), compared to November's average of 8°C (47°F). Precipitation levels are also notable; January sees 71 mm (2.8 in) of rain over about 13 days, while November has a higher total of 91 mm (3.6 in) spread across 18 days. Humidity remains similar in both months, with January at 89% and November slightly higher at 91%. For more detailed insights into November weather, you can check Conwy weather in November.

In comparing the weather between January and December, we see slight variations in temperature and precipitation patterns. Both months experience similar minimum temperatures, averaging -3°C (26°F), but January is a bit milder with an average temperature of 5°C (42°F) compared to December's 6°C (44°F). January also sees a maximum temperature that can reach up to 14°C (58°F), while December peaks at 13°C (56°F). Precipitation is notably higher in December, with 115 mm (4.5 in) over 18 days, compared to January's 71 mm (2.8 in) over 13 days, suggesting a wetter month as the year wraps up. Both months share a high humidity level of 89%, adding to the overall chill in the air. For more details, you can check Conwy weather in December.

Compare Conwy's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Conwy

As January settles over Conwy, the weather takes a distinct turn, characterized by chilly temperatures and a significant increase in precipitation compared to other months. With an average temperature hovering around 5°C (42°F), the crisp air can feel quite biting, especially when morning frosts bring the minimum down to freezing levels. January also stands out with its high humidity, often reaching 89%, which can make the dampness feel even more pronounced during the frequent rainy days. This wet and cold backdrop offers a stark contrast to the milder and drier months that follow, making it an intriguing time for those who appreciate the raw beauty of winter. For a more in-depth look at Conwy’s climate throughout the year, check out Conwy Climate.