Last updated: August 21, 2025
Saint Sampson, Guernsey, experiences a pleasant August characterized by mild temperatures ranging from a comfortable minimum of 14°C (57°F) to a maximum of 22°C (72°F), with an average of 17°C (63°F). While the month sees approximately 50 mm (2.0 in) of precipitation across 9 days, the 71% humidity adds to the overall maritime charm of the area. This combination of warmth and occasional rain creates an inviting atmosphere, perfect for exploring the scenic beauty of Guernsey.
August in Saint Sampson, Guernsey, is a delightful peak of summer warmth, showcasing a range of temperatures that elevate the island's charm. With a minimum of 14°C (57°F) and a comfortable average of 17°C (63°F), the month brings a cozy atmosphere perfect for enjoying outdoor activities. The mercury often rises to a pleasant maximum of 22°C (72°F), inviting both locals and visitors to bask in the sun or explore the scenic coastal paths. This warmth marks a clear transition from the cooler months preceding it, highlighting August as a time of vibrant energy and inviting weather, ideal for experiencing all that this beautiful locale has to offer.
In August, Saint Sampson, Guernsey experiences a moderate level of precipitation, recording 50 mm (2.0 in) of rainfall over the course of 9 days. This marks a delightful reprieve from the heavier showers seen earlier in the year, particularly when compared to the 94 mm in January and 144 mm in October. While August does not stand out as one of the wettest months, it contributes to a lush summer landscape, with consistent yet manageable rain. Interestingly, this month’s rainfall aligns closely with the lighter, drier trend typically observed in the late summer season, setting the stage for transitioning into the wetter months that follow. Overall, August serves as a balanced blend of sunny spells and gentle rains, making it a refreshing interlude in the annual climatic rhythm of Saint Sampson.
In Saint Sampson, Guernsey, August marks a moment of transition in humidity levels as the summer months begin to wane. With an average humidity of 71%, August experiences a noticeable rise from the refreshing low of 63% in July, indicating the lingering warmth of summer. While this is a dip from the higher humidity of the earlier months, it still offers a comfortable environment, contrasting sharply with the much higher levels of 89% seen in January and October. As the year progresses, humidity levels tend to bounce back, peaking again in the cooler months, reinforcing the island's maritime climate. Thus, August strikes a balance, heralding a shift while still retaining some of the summer's enjoyable warmth.
In August, the UV Index in Saint Sampson, Guernsey reflects a resurgence in sun intensity, registering a high level of 7 and a burn time of 25 minutes. This marks a slightly lower index than July's peak of 8, yet it still requires moderation in sun exposure. Observing the trends from earlier months, we see a steady climb from a low of 2 in January to this summer high, emphasizing the need for protective measures as we transition from the peak summer months to early autumn. As the UV Index begins to taper off in September, the patterns highlight the importance of vigilance regarding sun safety throughout the warmer months. For more details on UV exposure throughout the year, visit Saint Sampson UV Index.
UV Risk Categories
In August, Saint Sampson, Guernsey, basks in a remarkable 396 hours of sunshine, making it one of the sunniest months of the year. Following the peak of July with 436 hours, August maintains the warmth and brightness of summer, albeit with a gentle decline. The trend of increasing sunlight from the depths of winter, where January offers a mere 107 hours, reflects the island's gradual embrace of longer days and milder weather. This sunny period is complemented by a noticeable drop in hours as autumn approaches, particularly in September with 338 hours, indicating a shift towards shorter days. Thus, August stands as a vibrant bridge between the height of summer and the impending seasonal change, inviting both residents and visitors to relish the lingering sunshine.
In Saint Sampson, Guernsey, the prospect of enjoying sunny weather in August stands at a 42% chance, aligning closely with trends observed throughout the summer months. Following a gradual increase from a mere 21% in January to 49% in July, August sees a slight dip but still benefits from a significant likelihood of sunshine. This pattern indicates that while August may not be the sunniest month, it certainly offers a favorable environment for outdoor activities, reflecting the overall seasonal trend of brighter days as the year progresses. With both June and July marking higher probabilities, August completes a summer narrative of sunshine that residents and visitors can anticipate.
In August, daylight in Saint Sampson, Guernsey reaches a generous 14 hours, continuing the trend of longer summer days. Following the peak of 16 hours in June, daylight begins its gradual decline, with July seeing a slight dip to 15 hours. As the summer wanes, August still offers ample sunlight, inviting outdoor adventures and extending the charm of the warm season. This shift foreshadows the upcoming autumn months, where daylight decreases more noticeably, dropping to 12 hours in September and further down to 10 hours in October. This rhythm of daylight underscores the seasonal transitions that define life in this captivating coastal town.
In August, the wind in Saint Sampson, Guernsey offers a gentle embrace, with an average speed of 6.6 m/s (15 mph), slightly up from the calmer months of June and July. This subtle increase hints at a transition from summer's warmth as the late summer trade winds begin to pick up. As we reflect on the year, it's evident that January and December boast the strongest gusts, with average speeds soaring to 9.0 m/s and 9.8 m/s (20 and 22 mph, respectively), marking them as the most blustery months. September follows closely after August, maintaining a brisk 6.1 m/s (14 mph), while April presents the year's lightest winds at 6.8 m/s (15 mph). This seasonal flow embodies the charming character of Guernsey, where even the winds tell a story of change throughout the year.
Weather in Saint Sampson varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Saint Sampson, focusing on differences in temperature, rainfall, humidity, and UV levels.
In August, the weather is generally mild, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 22°C (72°F) and an average of 17°C (63°F). The month sees around 50 mm (2.0 in) of precipitation across approximately 9 days, and the humidity level sits at a comfortable 71%. In contrast, January is considerably cooler, with temperatures dropping to a minimum of 3°C (37°F) and peaking at a maximum of 14°C (57°F), averaging around 9°C (49°F). This month experiences higher precipitation at 94 mm (3.7 in) spread over about 14 days, along with a higher humidity rate of 89%. For a detailed look into January's weather, you can visit Saint Sampson weather in January.
August and February present distinct contrasts in weather conditions. In August, temperatures are generally mild, ranging from a minimum of 14°C (57°F) to a maximum of 22°C (72°F), with average conditions around 17°C (63°F). While it is relatively dry with only 50 mm (2.0 in) of precipitation spread over 9 days, humidity levels sit at 71%. In stark contrast, February experiences much cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 13°C (56°F), averaging around 9°C (48°F). This month sees a higher precipitation volume of 86 mm (3.4 in) across 16 days and increased humidity at 88%. For more detailed insights, you can check Saint Sampson weather in February.
When comparing the weather in August and March, there are notable differences. August tends to be milder with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 22°C (72°F), while March is considerably cooler, with temperatures only reaching a maximum of 13°C (55°F). Precipitation is more frequent in March, occurring over 15 days and totaling 73 mm (2.9 in), compared to August's 50 mm (2.0 in) over just 9 days. Additionally, humidity levels are higher in March at 85%, compared to 71% in August. For more details on March weather, check out Saint Sampson weather in March.
When comparing the weather in August to that in April, it's clear that August offers milder temperatures, with average highs around 22°C (72°F) compared to April's maximum of 15°C (59°F). The minimum temperature in August is also noticeably higher at 14°C (57°F) compared to April's chillier 5°C (41°F). Although August sees slightly more rainfall at 50 mm (2.0 in) over 9 days, April has a higher humidity level at 84%. For a more detailed look at April's weather, you can visit Saint Sampson weather in April.
When comparing the weather in August and May, notable differences in temperature and precipitation emerge. In August, temperatures are generally warmer, with a minimum of 14°C (57°F), an average of 17°C (63°F), and a maximum of 22°C (72°F). In contrast, May experiences cooler conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 18°C (65°F) and an average of 12°C (54°F). Both months see similar levels of precipitation, with August recording 50 mm (2.0 in) over 9 days and May slightly higher at 55 mm (2.2 in) over 8 days. However, humidity levels are higher in May at 81%, compared to 71% in August. For a detailed look at May weather specifics, visit Saint Sampson weather in May.
In comparing the weather of August and June, August tends to be slightly warmer with average temperatures ranging from a minimum of 14°C to a maximum of 22°C, while June's temperatures are cooler, ranging from 11°C to 19°C. August also experiences less rainfall, with 50 mm of precipitation over 9 days, compared to June's 59 mm over 8 days. However, June tends to have higher humidity levels at 77%, in contrast to August's humidity of 71%. For more detailed information on June weather, you can visit Saint Sampson weather in June.
The weather in August shows a slight increase in temperature compared to July, with average temperatures rising from 16°C (62°F) in July to 17°C (63°F) in August. Both months share similar minimum temperatures at 14°C (57°F), but August experiences a higher maximum temperature of 22°C (72°F), compared to July's 21°C (70°F). Precipitation levels are greater in August, totaling 50 mm (2.0 in) over 9 days, while July sees only 37 mm (1.5 in) across 7 days. Furthermore, humidity levels are higher in August at 71%, compared to 63% in July. For more detailed information on July's weather, you can check Saint Sampson weather in July.
August and September present a transition in weather patterns. In August, temperatures range from a minimum of 14°C (57°F) to a maximum of 22°C (72°F), with an average of 17°C (63°F). The month sees approximately 50 mm (2.0 in) of precipitation over 9 days and maintains a humidity level of 71%. In contrast, September features slightly cooler temperatures, with a minimum of 12°C (54°F), an average of 17°C (62°F), and a maximum of 21°C (71°F). Rainfall increases to 63 mm (2.5 in) over the same number of days, and humidity rises to 76%. This change reflects the gradual shift toward autumn, making September generally wetter and more humid than August. For more details, visit Saint Sampson weather in September.
August typically offers warmer temperatures compared to October, with daily averages around 17°C (63°F) and maximums reaching 22°C (72°F). In contrast, October sees cooler temperatures, averaging 15°C (59°F) and peaking at 20°C (68°F). While August experiences about 50 mm (2.0 in) of precipitation over 9 days, October is significantly wetter, with 144 mm (5.7 in) of rain spread across 17 days. Additionally, the humidity levels rise in October to 89%, compared to 71% in August, making the autumn month feel much more damp. For more detailed information, you can check Saint Sampson weather in October.
August and November present contrasting weather patterns. In August, temperatures range from a mild 14°C (57°F) at night to a comfortable maximum of 22°C (72°F), with an average of 17°C (63°F). Humidity is relatively moderate at 71%, accompanied by some light rainfall totaling 50 mm over about 9 days. In stark contrast, November ushers in cooler temperatures, with minimums dropping to 6°C (43°F) and daytime highs reaching only 17°C (63°F), averaging 12°C (54°F). The month is significantly wetter, with precipitation increasing to 126 mm over 18 days, leading to a higher humidity level of 90%. For more details specific to November weather, visit Saint Sampson weather in November.
In August, the weather is relatively mild, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 22°C (72°F). The month sees about 50 mm (2.0 in) of precipitation over 9 days, and the humidity averages around 71%, making it a pleasant time, albeit with some rainy spells. In contrast, December experiences much cooler temperatures, with a minimum of 5°C (41°F) and a maximum of only 14°C (58°F). The rainfall significantly increases to 163 mm (6.4 in) over 21 days, and the humidity also rises to 90%, contributing to a damp and chillier atmosphere. For a detailed look at the weather conditions, you can check Saint Sampson weather in December.
As summer draws to a close, August in Saint Sampson offers a delightful yet contrasting weather experience compared to the earlier months. With an average temperature of 17°C, the warmth begins to wane, providing a refreshing reprieve from the peak summer heat. This month sees an increase in humidity, often reaching around 71%, and while there are about 9 days with some precipitation totaling 50 mm, these showers can rejuvenate the lush landscapes. Consequently, August stands out as a transitional month, blending the lingering warmth of summer with the gentle onset of autumn. For more details on how August fits into the yearly weather pattern, check out Saint Sampson Climate.