August Weather in Nefyn, United Kingdom

Last updated: March 17, 2025

Experience the enchanting weather of Nefyn, United Kingdom, in August! This month offers delightful temperatures, with a maximum reaching 21°C (71°F) and an average of 16°C (61°F), making it pleasant for outdoor adventures. Expect a minimum drop to 12°C (54°F) during cooler nights. However, be prepared for some rain, as August sees a notable precipitation amount of 166 mm (6.5 in) over approximately 22 days, contributing to the region's lush greenery. With a humidity level of 79%, the soft coastal atmosphere adds a unique charm to this beautiful part of the world. Enjoy the brisk sea breeze as you explore Nefyn's scenic treasures!

August Temperature in Nefyn

In Nefyn, United Kingdom, August offers a pleasant respite from the cooler months, with temperatures continuing the warming trend established earlier in the summer. The month showcases a comfortable minimum temperature of 12°C (54°F) and an average of 16°C (61°F), signaling that summer is still in full swing. The maximum reaches a delightful 21°C (71°F), making it an ideal time for outdoor activities and enjoying the area's scenic beauty. This transition from July's warm peaks gradually ushers in the cooler breezes of autumn, as evidenced by the average temperature dipping to around 15°C (59°F) in September. Overall, August represents a sweet spot in Nefyn's climate, where warmth lingers before the fall chill sets in.

August Weather in Nefyn: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Nefyn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454545485257606058545047
Data source: Temperature data for Nefyn 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.

August Precipitation in Nefyn

August in Nefyn, United Kingdom, brings a notable uptick in rainfall, with a substantial precipitation amount of 166 mm (6.5 in) over 22 rainy days. This marks a significant rise from the drier summer months preceding it, as July recorded just 108 mm of rain across 13 days. The consistent rainfall in August signals the transition toward the wetter autumn months, with September closely following with 162 mm expected. Interestingly, the increased precipitation during this peak summer month may be seen as an anomaly compared to the milder and less rainy April and May. As the lush landscapes of Nefyn soak up the summer rain, August sets the stage for the bustling fall season, hinting at the higher annual precipitation trends that characterize the region.

August Precipitation Trends in Nefyn

The chart displays monthly precipitation patterns in Nefyn, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1371721605983109108166162246215238
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Nefyn

In August, Nefyn, United Kingdom, experiences a humidity level of 79%, marking a slight increase from the dryer summer months of July (78%). This month continues the summer trend where humidity levels are generally lower compared to the rest of the year. As autumn approaches, humidity begins to rise again, peaking in the colder months with October at 90% and November at 91%. This distinct seasonal cycle highlights a progressive climb in humidity as Nefyn transitions back into the wetter autumn and winter months, contrasting sharply with the lighter, more breathable conditions of late spring and summer.

August Average Humidity in Nefyn

This chart illustrates the average monthly humidity levels in Nefyn, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Nefyn

In August, Nefyn experiences a UV Index of 7, placing it in the high exposure category, with a burn time of approximately 25 minutes. This trend follows a summer pattern, where UV levels peak during June and July at 8, indicating very high exposure. The drop to 7 in August suggests a slight moderation as summer edges into early fall, yet it still warrants caution for sun-seekers. As the days gradually shorten and the seasons begin to shift, it's essential to remain vigilant about UV protection during this month. For more detailed information, check out the Nefyn UV Index.

Maximum UV Index Levels in Nefyn for August

The chart shows the monthly maximum UV Index (UVI) for Nefyn in August, 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: Nefyn August 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.

August Sunshine in Nefyn

In the idyllic coastal town of Nefyn, August shines brightly with 383 hours of sunshine, making it one of the peak months for solar radiance. This follows a splendid summer that sees July soar to 421 hours—a vibrant high for the year. As summer progresses, the days gradually lighten up, moving from a modest 93 hours in January to the blossoming 415 hours in May. However, the sunshine hours begin to wane as autumn approaches, with a noticeable drop to 315 hours in September. This trend not only highlights Nefyn's charming summer allure but also serves as a gentle reminder of the fleeting nature of its sunny days, encouraging residents and visitors alike to savor every golden moment before the clouds return.

Monthly Sunshine Duration in Nefyn: August Highlighted

The August sunshine duration represents the total number of hours Nefyn experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec93h162h228h335h415h404h421h383h315h238h126h109h
Data source: Nefyn August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nefyn During August

In Nefyn, United Kingdom, August typically enjoys a 28% chance of sunny weather, a figure that aligns closely with the preceding months of June and July. While August's prospects may initially seem modest, they represent a notable improvement compared to the dreariness of the colder months, such as the 17% in October and 20% in November. The summer months leading up to August, particularly April with its 48% chance, showcase a trend of increasing sunlight as the year progresses, although August does mark a slight dip in sunshine compared to peak summer months. Overall, while sunshine isn’t a certainty, August offers a fair opportunity to bask in the warm rays before the autumn chill settles in.

Percentage of Sunny Days in August in Nefyn

The chart illustrates the percentage of sunny days in Nefyn throughout the year, with August 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 Nefyn experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%27%27%48%35%28%39%28%24%17%20%24%
Data source: Nefyn August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nefyn in August

During August in Nefyn, United Kingdom, the daylight lasts for a delightful 14 hours, signaling a gradual transition from the long summer days towards the shorter autumn months. This duration reflects a peak that was reached in June and July with 16 hours of daylight, creating an inviting atmosphere for outdoor activities. As August unfolds, daylight begins to wane, hinting at the upcoming changes in September when it drops to 12 hours. The trend throughout the year showcases nature's rhythmic cycle, where daylight steadily increases during spring and summer, peaking mid-year, before gently receding again as winter approaches.

Average Daylight Hours in Nefyn for August

The chart illustrates the variation in daylight duration in Nefyn throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 12m9h 52m11h 54m14h15h 50m16h 48m16h 16m14h 37m12h 36m10h 32m8h 39m7h 39m
Data source: Nefyn daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Nefyn

In Nefyn, United Kingdom, the August winds bring a gentle breeze, averaging around 5.5 m/s (12 mph), making it one of the calmer months of the year. This slight uptick from the summer lows of July showcases a gradual transition as autumn approaches. While April to July features the lightest winds, averaging below 6 m/s, August finds a sweet spot before the winds pick up again in September and notably in October, where speeds reach 8.2 m/s (18 mph). The year collectively reveals a clear pattern: winter months boast stronger winds, while late summer tends to be softer, inviting both locals and visitors to bask in the serene coastal atmosphere that the August winds provide.

Average August Wind Speed in Nefyn

The chart displays monthly wind speed patterns in Nefyn, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.98.37.04.75.95.04.05.5 m/s4.68.27.27.6
Data source: Nefyn August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Nefyn Compares to Other Months

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

In August, temperatures in Nefyn are significantly warmer, with a minimum of 12°C (54°F) and an average of 16°C (61°F), reaching a maximum of 21°C (71°F). Contrastingly, January experiences much chillier conditions, with temperatures ranging from a minimum of 1°C (35°F) to an average of 7°C (45°F), peaking at just 13°C (56°F). While August sees a higher average humidity of 79% and substantial rainfall of 166 mm (6.5 in) over 22 days, January has slightly lower precipitation at 137 mm (5.4 in) over 16 days, accompanied by a high humidity level of 89%. For more specifics on January weather, you can check Nefyn weather in January.

August and February present contrasting weather experiences. In August, temperatures range from a mild 12°C (54°F) to a comfortable max of 21°C (71°F) with an average of 16°C (61°F). The month sees considerable precipitation at 166 mm (6.5 in) over 22 days, coupled with a humidity level of 79%. In stark contrast, February features much cooler temperatures that drop to a minimum of -1°C (31°F) and only reach a maximum of 13°C (56°F), with an average of 7°C (45°F). Although February has slightly higher precipitation of 172 mm (6.8 in) over 19 days, its humidity is noticeably higher at 88%. For more detailed information on February weather in Nefyn, you can visit Nefyn weather in February.

The weather in August is generally milder than in March, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 21°C (71°F), compared to March’s cooler range of -3°C (26°F) to 14°C (58°F). While both months experience similar precipitation levels, with August receiving 166 mm (6.5 in) over 22 days and March slightly less at 160 mm (6.3 in) over 19 days, March tends to be more humid at 86% compared to August's 79%. For a more detailed look at March weather in Nefyn, you can check Nefyn weather in March.

When comparing the weather in April and August, it's evident that August is significantly warmer and wetter. In April, temperatures range from a cool minimum of 3°C (38°F) to a mild maximum of 16°C (62°F), with an average temperature of 9°C (48°F). In contrast, August boasts a higher temperature range, with minimums of 12°C (54°F) and maximums reaching 21°C (71°F) at an average of 16°C (61°F). Additionally, precipitation is more frequent in August, with 166 mm (6.5 in) falling over 22 days, compared to April's 59 mm (2.3 in) over just 10 days. Interestingly, April maintains a slightly higher humidity level at 84%, compared to August's 79%. For more details on April's weather, you can visit Nefyn weather in April.

When comparing the weather in August and May, several notable differences arise. August tends to be warmer, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 21°C (71°F), while May experiences cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 19°C (66°F). Precipitation is also significantly higher in August, with 166 mm (6.5 in) falling over 22 days compared to only 83 mm (3.3 in) over 12 days in May. Despite both months having high humidity levels of 79%, August generally presents more rainy days, making it feel considerably wetter than May. For a more detailed look at May's weather, you can visit Nefyn weather in May.

When comparing the weather in August and June, several notable differences emerge. August typically experiences warmer temperatures, with average highs reaching 21°C (71°F) compared to June's maximum of 24°C (76°F), though June has a slightly cooler minimum temperature at 9°C (49°F) versus August's 12°C (54°F). Precipitation is more abundant in August, with 166 mm (6.5 in) falling over 22 days, in contrast to June's 109 mm (4.3 in) over 15 days. The humidity levels are quite similar, with August at 79% and June at 81%. For more details, you can visit Nefyn weather in June.

In comparing the weather of August and July, both months exhibit similar minimum and average temperatures, with August maintaining a minimum of 12°C (54°F) and an average of 16°C (61°F), while July's corresponding figures are 12°C (53°F) and 16°C (60°F). However, July experiences a notably higher maximum temperature of 25°C (77°F), in contrast to August's peak of 21°C (71°F). Precipitation is also more prevalent in August, with 166 mm (6.5 in) falling over 22 days, compared to July's 108 mm (4.3 in) over just 13 days. Overall, August is slightly more humid at 79%, while July remains at 78%. For those interested in July's weather specifics, refer to Nefyn weather in July.

In comparing the weather of August and September, we can observe notable differences in temperature and humidity. August tends to be warmer with a minimum temperature of 12°C (54°F) and an average of 16°C (61°F), while September sees a slight drop, with minimum temperatures around 9°C (49°F) and an average of 15°C (59°F). Interestingly, September experiences a maximum temperature of 24°C (76°F), surpassing August's peak of 21°C (71°F). Precipitation levels are quite similar, with August receiving 166 mm (6.5 in) over 22 days and September experiencing 162 mm (6.4 in) across 18 days. Additionally, September has a higher humidity level of 85% compared to August’s 79%. For more detailed weather insights, you can check Nefyn weather in September.

August weather is characterized by milder temperatures, with a minimum of 12°C (54°F) and an average of 16°C (61°F), peaking at a comfortable 21°C (71°F). The month experiences significant precipitation, averaging 166 mm (6.5 in) over 22 days, and humidity levels are moderately high at 79%. In contrast, October brings cooler temperatures, with a minimum of 4°C (39°F), an average of 12°C (55°F), and a maximum of 19°C (66°F). This month is also wetter, with 246 mm (9.7 in) of rainfall recorded over 23 days and increased humidity at 90%. For more details on October conditions, visit Nefyn weather in October.

August and November present contrasting weather conditions. In August, temperatures range from a mild minimum of 12°C (54°F) to a comfortable maximum of 21°C (71°F), with an average of 16°C (61°F). The month experiences significant rainfall, totaling 166 mm (6.5 in) over 22 days, accompanied by a humidity level of 79%. In stark contrast, November sees much cooler weather, with temperatures dropping to a minimum of 4°C (39°F) and averaging 10°C (50°F), peaking at only 15°C (59°F). Additionally, November is wetter, receiving 215 mm (8.5 in) of precipitation, also over 22 days, and exhibits a higher humidity of 91%. For more details on November's weather, you can visit Nefyn weather in November.

August and December present contrasting weather patterns. In August, temperatures are generally milder, with a minimum of 12°C (54°F), an average of 16°C (61°F), and a maximum of 21°C (71°F). The humidity is relatively high at 79%, and although there is significant rainfall, with 166 mm (6.5 in) over 22 days, the overall feel is much warmer. In contrast, December sees much cooler temperatures, ranging from a minimum of 2°C (36°F) to a maximum of just 12°C (54°F), with an average of 8°C (47°F). The precipitation increases to 238 mm (9.4 in) across 25 days, and humidity rises to 89%, creating a much more damp and chilly atmosphere. For a detailed look at December weather specifics, you can visit Nefyn weather in December.

Compare Nefyn's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Nefyn

As August unfolds in Nefyn, the weather presents a unique charm compared to other months. With average temperatures hovering around a pleasant 16°C (61°F), it creates a comfortable atmosphere for outdoor activities. However, the month also sees a notable increase in precipitation, with rain gracing the area on 22 days, leading to humidity levels around 79%. This blend of warmth and occasional showers contributes to the lush landscapes and vibrant scenery typical of late summer in Nefyn. For an in-depth look at the weather patterns throughout the year, explore Nefyn Climate.