Last updated: August 21, 2025
Discover the December weather in Saint Sampson, Guernsey, where the chill of winter settles in with an average temperature of 11°C (51°F). During this month, temperatures can peak at a maximum of 14°C (58°F), while dipping to a brisk minimum of 5°C (41°F). Expect frequent rain, with precipitation totaling 163 mm (6.4 in) over 21 days, contributing to the region's high humidity level of 90%. Embrace the cozy atmosphere of this maritime locale as you navigate the cool, damp days of December.
As December settles in Saint Sampson, Guernsey, the temperatures begin to show a subtle shift toward winter's embrace. With a minimum of 5°C (41°F) and a maximum of 14°C (58°F), the month sees an average temperature of 11°C (51°F), which reflects a slight decrease from the more mild conditions of November. This steady drop carries on the trend established throughout the colder months, as temperatures hover around the lower end of the spectrum but remain relatively mild compared to harsh winter climates. December's chill is accentuated by shorter days, inviting cozy gatherings and festive cheer against the backdrop of Guernsey's breathtaking coastal scenery.
December in Saint Sampson, Guernsey, brings a notable surge in precipitation, with 163 mm (6.4 in) of rain falling over 21 days. This marks a significant increase compared to the preceding months, particularly October (144 mm) and November (126 mm), which also showcased high levels of rainfall but with fewer wet days. The trend illustrates that as the year wraps up, residents can expect not only more frequent downpours but also heavier rainfall, contributing to a damp and cool end to the year. The shift from milder autumn showers to persistent winter rain sets the stage for a cozy indoor atmosphere as the island prepares for the festive season.
In Saint Sampson, Guernsey, December ushers in a notable peak in humidity, reaching 90%, which mirrors the trends observed in both October and November. This winter month signifies the transition from the moderately dry summer months, where July dipped to a refreshing low of 63%, to the more humid conditions prevalent from late autumn onward. As the year wraps up, the consistent climb in humidity underscores the island's frosty embrace, creating a cozy yet moist atmosphere typical of coastal weather. Interestingly, while May and June offer a brief respite with humidity levels around 81% and 77% respectively, the end of the year delivers a return to the high humidity that characterizes much of the region's climate, making December a significant month in the annual weather pattern.
As December settles in Saint Sampson, Guernsey, the UV Index drops to 1, marking a return to low exposure levels and a comfortable burn time of 45 minutes. This significant decrease follows a peak in June, where the index soared to 9—the highest for the year—indicating very high exposure. The transition through the months subtly shifted from the warmer spring and summer months, when higher indices necessitated greater sun protection, to the cooler winter season. As a result, December not only provides a reprieve from the sun’s intensity but also signals a shift towards lower UV risks, allowing residents and visitors alike to enjoy the outdoors without as much worry. For more detailed insights, explore the full data here: Saint Sampson UV Index.
UV Risk Categories
As the year draws to a close in Saint Sampson, Guernsey, December brings a gentle decline in sunshine, with around 130 hours of daylight to wrap up the year. This month typically offers more light than the earlier winter months, notably January with only 107 hours, while still falling short of the brighter spring and summer days, such as May and July, which boast over 400 hours. The sunshine trend highlights a gradual transition from the vibrant summer months, characterized by 436 hours in July, to the dimmer winter period. As December fades, the community prepares for the return of longer days, paving the way for the brightness of the new year ahead.
In December, the likelihood of sunny weather in Saint Sampson, Guernsey, dips to 26%, reflecting a noticeable trend of decreasing sunshine as the year draws to a close. This percentage marks a decline from the autumn months, where the chances hover around 29% in November and slightly higher in October at 36%. As you move through the year, it's evident that early spring sees a rebound in sunny days, peaking at 62% in April. However, December's gloom is consistent with the winter months, as sunshine becomes less prevalent, inviting a cozy atmosphere ideal for warming up indoors and enjoying seasonal festivities.
As December rolls into Saint Sampson, Guernsey, daylight hours reach their annual low, offering just 8 hours of sunlight. This decline is a continuation of the gradual decrease that begins in November, where daylight drops to 9 hours. The trend is unmistakable; from the bright, 16 hours of daylight enjoyed in June, each month sees a diminishing glow, culminating in the winter solstice. However, this temporary retreat of light is a reminder of the cycles of nature, paving the way for the eventual resurgence of longer days come spring. The rhythm of daylight is a natural dance, celebrating both the dark of winter and the promise of rebirth ahead.
In December, the winds in Saint Sampson, Guernsey reach their peak, averaging a brisk 9.8 m/s (22 mph), making it the windiest month of the year. This sharp increase follows a gradual decline from the more moderate spring and summer months, where wind speeds dipped to as low as 4.6 m/s (10 mph) in June. As the year closes, a notable pattern emerges—wind speeds tend to rise in the latter half of the year, with a significant jump in December compared to previous months, particularly when juxtaposed with April's gentle 6.8 m/s (15 mph). These seasonal shifts not only herald the arrival of winter but also create a dynamic backdrop that enhances the coastal charm of this picturesque locale.
Weather in Saint Sampson varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Saint Sampson, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January exhibit comparable temperatures, with January being slightly cooler, featuring a minimum temperature of 3°C (37°F) compared to December's 5°C (41°F). The average temperature in January drops to 9°C (49°F), while December enjoys a higher average of 11°C (51°F). Both months experience similar maximum temperatures of around 14°C (57°F), but December sees more precipitation, totaling 163 mm (6.4 in) over 21 days, whereas January receives only 94 mm (3.7 in) across 14 days. Humidity levels remain relatively high in both months, with December at 90% and January at 89%. For more detailed insights on January weather, refer to Saint Sampson weather in January.
December and February present distinct weather patterns, reflecting the transition from late autumn to early winter. In December, temperatures range from a minimum of 5°C (41°F) to a maximum of 14°C (58°F), with an average of 11°C (51°F). This month is characterized by a higher precipitation total of 163 mm (6.4 in) spread over 21 days, along with a high humidity level of 90%. In contrast, February sees a slight drop in temperatures, with a minimum of 0°C (33°F) and a maximum of 13°C (56°F), averaging at 9°C (48°F). Precipitation decreases significantly to 86 mm (3.4 in) over 16 days, while humidity remains relatively stable at 88%. For more specific details on February weather in this region, visit Saint Sampson weather in February.
December weather tends to be milder, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 14°C (58°F), while March sees chillier nights with temperatures dipping to 0°C (32°F) and only reaching a high of 13°C (55°F). December experiences significantly more precipitation, totaling 163 mm (6.4 in) over 21 days, compared to March's 73 mm (2.9 in) over 15 days. Additionally, humidity levels are slightly higher in December at 90%, compared to 85% in March. For a detailed look at March weather, you can visit Saint Sampson weather in March.
In December, the weather is typically cooler with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 14°C (58°F) and an average of 11°C (51°F). The month is also quite wet, receiving about 163 mm (6.4 in) of precipitation over 21 days, resulting in a high humidity level of 90%. In contrast, April sees slightly milder temperatures, with highs reaching 15°C (59°F) and an average of 10°C (50°F), though the minimum remains the same at 5°C (41°F). Notably, April experiences much less rainfall, accumulating only 34 mm (1.3 in) over just 8 days, leading to a lower humidity level of 84%. For more detailed insights on April weather, you can check Saint Sampson weather in April.
When comparing the weather in December and May, significant differences emerge. December features cooler temperatures, with a minimum of 5°C (41°F) and an average of 11°C (51°F), while May enjoys slightly warmer conditions, starting at a minimum of 7°C (45°F) and averaging 12°C (54°F). Precipitation is notably heavier in December, with 163 mm (6.4 in) spread across 21 days, compared to May's more manageable 55 mm (2.2 in) over just 8 days. Additionally, December's humidity levels are higher at 90%, compared to the 81% experienced in May, making the latter month feel relatively drier. For more details on May weather, check out Saint Sampson weather in May.
In December, the weather is significantly cooler, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 14°C (58°F) and an average of 11°C (51°F). The month is also quite wet, receiving 163 mm (6.4 in) of precipitation over 21 days, leading to high humidity of 90%. In contrast, June brings milder temperatures, with daily highs reaching up to 19°C (67°F) and a more comfortable average of 14°C (58°F). The precipitation plummets to 59 mm (2.3 in) spread over just 8 days, contributing to a reduced humidity level of 77%. For more detailed information about June weather, check Saint Sampson weather in June.
The weather in December is markedly cooler and wetter compared to July. In December, temperatures range from a minimum of 5°C (41°F) to a maximum of 14°C (58°F), with an average of 11°C (51°F) and a high level of humidity at 90%. This month also sees significant precipitation, with 163 mm (6.4 in) falling over 21 days. In contrast, July enjoys milder temperatures, with a minimum of 14°C (57°F) and a maximum of 21°C (70°F), averaging 16°C (62°F). Precipitation is minimal in July, totaling only 37 mm (1.5 in) over just 7 days, and the humidity drops to a more comfortable 63%. For more details on July's weather, visit Saint Sampson weather in July.
The weather in December contrasts sharply with that of August. December experiences a cooler climate, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 14°C (58°F), while August boasts milder conditions, featuring temperatures from 14°C (57°F) to 22°C (72°F). December is also marked by significantly higher precipitation, averaging 163 mm (6.4 in) over 21 days, in contrast to August's lighter rainfall of 50 mm (2.0 in) spread over just 9 days. Additionally, humidity levels in December soar to 90%, creating a damp atmosphere, whereas August's humidity is more comfortable at 71%. For a more detailed look at the weather in August, you can visit Saint Sampson weather in August.
When comparing the weather in December and September, it’s evident that December is much cooler and wetter. In December, the temperatures range from a minimum of 5°C (41°F) to a maximum of 14°C (58°F), with an average of 11°C (51°F). In contrast, September enjoys milder temperatures, with a minimum of 12°C (54°F) and a maximum of 21°C (71°F), averaging around 17°C (62°F). Additionally, December experiences significantly more rainfall, with 163 mm (6.4 in) across 21 days, compared to just 63 mm (2.5 in) over 9 days in September. The humidity levels also rise sharply in December, reaching 90% compared to 76% in September. For more details, you can visit Saint Sampson weather in September.
When comparing the weather in December and October, October tends to be milder with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 20°C (68°F). In contrast, December brings cooler temperatures, with a minimum of 5°C (41°F) and a maximum of 14°C (58°F). Additionally, October receives slightly less precipitation, totaling 144 mm (5.7 in) over 17 days, compared to December's 163 mm (6.4 in) over 21 days. The humidity levels remain relatively similar, with December at 90% and October at 89%. For more insights on the weather during this time, check out Saint Sampson weather in October.
In comparing the weather of December to that of November, December tends to be slightly cooler with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 14°C (58°F), compared to November's range of 6°C (43°F) to 17°C (63°F). Additionally, December experiences more precipitation, totaling 163 mm (6.4 in) over 21 days, while November sees 126 mm (5.0 in) over 18 days. Interestingly, both months share a high humidity level of 90%, creating a consistently damp atmosphere. For a more detailed look at November's weather in this region, you can refer to Saint Sampson weather in November.
December in Saint Sampson brings a notable chill and wetness, marking a departure from the milder months preceding it. With an average temperature hovering around 11°C, the atmosphere is undeniably brisk, often accompanied by a high humidity level of 90%. Rainfall becomes prominent, with significant precipitation over 21 days, creating a cozy ambiance that encourages indoor activities and festive cheer. This shift to wetter, cooler conditions calls for warmer attire and a new appreciation for the season's unique charm. For more insights on the seasonal variations, visit Saint Sampson Climate.