Last updated: January 18, 2025
Saint Saviour, located in Guernsey, exhibits a Cfb climate classification according to the Köppen-Geiger system, characterized by a temperate maritime climate with mild seasonal variations. The region experiences a minimum temperature of 0°C (32°F) in March, while the average annual temperature hovers around 13°C (55°F). The warmest month, August, sees a maximum temperature of 22°C (71°F), contributing to a moderate and pleasant climate conducive to outdoor activities and biodiversity.
The temperature patterns in Saint Saviour, Guernsey, reveal distinct seasonal trends throughout the year. Winter months, particularly January to March, showcase cooler temperatures, with January averaging around 9°C (49°F) and dropping to a minimum of 0°C (32°F) in March. As spring approaches, temperatures gradually rise, peaking in April with an average of 10°C (50°F) and reaching a maximum of 15°C (58°F). The transition into summer sees a marked warm-up, with July and August featuring the highest averages of 16°C (62°F) and 17°C (63°F) respectively, and maximum temperatures peaking at 22°C (71°F) in August. The onset of autumn brings a gradual cooling, as October and November average around 15°C (59°F) and 12°C (54°F), respectively, while the temperatures drop again in December, concluding the year with averages of 11°C (51°F). This seasonal progression underscores the region's moderate maritime climate, characterized by mild summers and cool winters.
Saint Saviour experiences a temperature range with a minimum of 0°C (32°F) in March, indicating the chilly start of spring, and a maximum of 22°C (71°F) in August, reflecting the warmth of summer. For further details on the monthly temperatures in Saint Saviour, you can visit monthly temperatures in Saint Saviour.
Precipitation in Saint Saviour, Guernsey, follows a pronounced seasonal pattern, with the winter months showcasing the heaviest rainfall. January sets the tone with 98 mm (3.9 in) distributed over an average of 15 days, while February experiences slightly less precipitation at 86 mm (3.4 in) across 16 days. March continues the trend, bringing 75 mm (3.0 in) of rain within 15 days. Notably, April marks a transition to drier conditions with a significant drop to 35 mm (1.4 in), making it one of the driest months of the year.
As spring progresses into summer, rainfall remains relatively moderate, with May and June receiving 60 mm (2.4 in) and 58 mm (2.3 in), respectively. July and August see further reductions to 41 mm (1.6 in) and 49 mm (1.9 in) of rainfall across approximately 8 to 9 days each. However, the onset of autumn reverses this trend, with October experiencing a sharp increase to 144 mm (5.7 in) over 17 days, followed by November at 127 mm (5.0 in) over 18 days. December culminates the year with the highest average rainfall of 162 mm (6.4 in) and the most days of precipitation at 21, emphasizing the region's maritime climate and tendency for wet winters.
Sunshine duration in Saint Saviour, Guernsey, exhibits a clear seasonal trend, characterized by a notable increase from winter to summer. The year begins with January's modest 105 hours of sunshine, which gradually rises through February's 162 hours. As spring unfolds, March sees a significant leap to 238 hours, followed by a remarkable jump in April, reaching 359 hours. May and June maintain this upward trajectory, with 413 hours and 416 hours of sunshine respectively, culminating in the peak summer month of July, which boasts an impressive 436 hours of bright sunshine.
As summer transitions into autumn, there is a gradual decline in sunshine hours. August still offers a generous 395 hours, but this is followed by a decrease to 339 hours in September. The trend continues with October's 268 hours and November dipping further to 176 hours. By December, sunshine hours plummet to 128 hours, signifying the return to the darker winter months. This seasonal fluctuation not only highlights the vibrant sun-filled summers of Saint Saviour but also underscores the stark contrast with the cloudier and shorter days typical of winter.
The UV Index in Saint Saviour, Guernsey, reveals distinct seasonal variations that reflect changing sun exposure and potential risks for skin damage throughout the year. Beginning in January, the UV Index is at a low 2, allowing for a relatively safe exposure time of 45 minutes without significant risk of sunburn. As spring approaches, there’s a noticeable increase, with February and March showing moderate indices of 3 and 4, respectively, suggesting that outdoor enthusiasts should limit direct sun exposure to 30 minutes. The arrival of April ushers in higher levels of UV radiation, reaching 6—a high exposure category—which compresses the safe burn time to just 25 minutes.
Summer months demonstrate the most intense UV radiation, peaking in June with a very high Index of 9, where the recommended burn time reduces significantly to 15 minutes. July maintains this level at 8, emphasizing the need for protective measures against sun exposure. However, as August transitions into early autumn, the UV Index slightly falls to 7, yet remains in the high category, requiring caution with a burn time of 25 minutes. The gradual decline continues into September and October with UV levels of 6 and 4 respectively, before reverting back to low exposure categories of 2 in November and 1 in December. This seasonal pattern highlights the importance of adapting sun protection strategies in accordance with the fluctuating UV Index throughout the year.
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In Saint Saviour, Guernsey, daylight duration exhibits a striking seasonal pattern, beginning with a modest 8 hours in January. As the winter months progress through February, daylight increases to 10 hours, hinting at the forthcoming spring. March sees a continued rise to 11 hours, while April marks a more pronounced shift with 13 hours of sunlight. The month's gradual warmth culminates in May, which offers 15 hours of daylight, showcasing the increasing brightness as summer approaches.
The peak daylight duration occurs in June, with a maximum of 16 hours, providing ample opportunity for outdoor activities. In July, daylight remains high at 15 hours, before beginning to taper off in August with 14 hours. The descent into autumn brings September with 12 hours, followed by October's 10 hours and November’s 9 hours, as the days gradually shorten. Finally, December returns to the starting point of 8 hours of daylight, completing the annual cycle. This fluctuation in daylight highlights the rhythm of nature in Saint Saviour and the changing availability of sunlight across the seasons.
Saint Saviour, Guernsey experiences a temperate maritime climate characterized by mild winters and cool summers. Average temperatures range from a minimum of 1°C (34°F) in February to a maximum of 22°C (71°F) in August. Precipitation varies throughout the year, with October being the wettest month at 144 mm (5.7 in) and April the driest with only 35 mm (1.4 in). Sunshine is abundant, particularly in the summer months, peaking at 436 hours in July. For more detailed information, visit Saint Saviour climate.
In conclusion, the climate of Saint Saviour, Guernsey, is marked by distinct seasonal variations that influence temperature, precipitation, sunshine duration, UV exposure, and daylight hours. The transition from the cooler, overcast months of winter to the warm, sunlit days of summer underscores the region's temperate maritime climate, offering residents and visitors alike a rich tapestry of weather experiences. Understanding these patterns is essential for effective planning of outdoor activities and for adopting appropriate sun protection measures while enjoying the area's natural beauty. With both the challenges posed by reduced sunlight in winter and the joys of extended daylight in summer, Saint Saviour presents a dynamic environment that reflects the symbiotic relationship between its climate and the rhythms of daily life.