The climate of Groignêt
Situated in the midst of the English Channel,
Groignêt,
Guernsey has a climate primarily dictated by marine influences. The Köppen climate classification categorizes it as a Marine West Coast climate with warm summer (Cfb). This climate type typically experiences moderate temperatures throughout the year, cool summers, and relatively damp and mild winters.
Average monthly temperatures have subtle variations throughout the year. The lowest recorded average low temperature is approximately 7°C (44.6°F) in
February, while the warmest months,
July and
August, reach average high temperature peaks of slightly under 18°C (64.4°F). Relative humidity levels also remain fairly constant, averaging between 77% and 84%. This is indicative of Groignêt's maritime influence, as marine climates tend to maintain higher relative humidity levels year-round due to the surrounding water bodies.
Yearly precipitation levels reflect the significant rainfall characteristic of a Cfb climate, with an annual total averaging around 500mm (19.69") across 185 precipitation-heavy days. During winter months, such as
December, rainfall peaks to 70mm (2.76") within 21.4 days. Even during the drier months, from
June to August, precipitation levels remain significant, with 26mm (1.02") to 33mm (1.3") of rainfall. By this note, Groignêt very rarely sees any snowfall, with a negligible average snowfall of 2mm (0.08") occurring only in
January.
An array of daylight hours creates a noticeable pattern throughout the years. The longest daylight duration is witnessed during June with 16.2 hours, compared to the shortest in December, offering just 8.3 hours. Solar irradiance levels typically follow this pattern, peaking during the warm months and waning during the cold season.
The best time to visit Groignêt
The ideal time to visit
Groignêt largely depends on individual weather preferences. However, generally speaking, the period from
June to
August provides a charming blend of moderate warmth, relatively low rainfall, and abundant daylight hours. Temperatures during these months average between 15.2°C (59.4°F) and 17.8°C (64°F), coupled with an inviting average of 9 hours of sunshine per day. This period is also favored by a relatively low rainfall of between 26mm (1.02") and 33mm (1.3") across 12 to 14 rainy days, thus offering ample opportunities to enjoy outdoor activities without significant disruption from rainfall.
The worst time to visit Groignêt
Winter months from
November to
January might be considered less inviting for visitors due to the combination of lower temperatures, heightened rainfall, and reduced daylight hours. During this period, temperatures can drop to average lows of 7°C (44.6°F) to 9.2°C (48.6°F). The shorter daylight duration, particularly in
December with just 8.3 hours, combined with fewer sunshine hours, can limit outdoor activities. Moreover, the heightened precipitation in November and December, hitting a peak of 87mm (3.43") of rainfall across 22.8 days, might discourage travel plans.
Spring weather in Groignêt
Spring in
Groignêt, from
March to
May, witnesses a gradual warming of temperatures and increased daylight hours. The weather transitions smoothly from average low temperatures of 7.4°C (45.3°F) in March to hitting highs of 12.8°C (55°F) by May. Correspondingly, daylight hours increase from 11.9 hours in March to 15.4 hours in May, providing ample opportunities for sightseeing and outdoor activities. Rainfall during this season decreases, going from 38mm (1.5") in March to 27mm (1.06") in May, spread across 13 to 12 rainy days respectively.
Summer weather in Groignêt
Summer, extending from
June to
August, denotes the warmest season in
Groignêt. Temperatures during this period typically range from 15.2°C (59.4°F) to 17.8°C (64°F), providing comfortable warmth corresponding with longer daylight hours.
July stands as the month with longest daylight duration, stretching up to 16.2 hours. Meanwhile, rainfall is lowest during this season, ranging from 26mm (1.02") in July to 41mm (1.61") in August, over 12 to 14 days. Overall, summer presents a delightful progression of comfortable warm weather, long days, and decreased likelihood of precipitation.
Autumn weather in Groignêt
Autumn in
Groignêt, spanning
September to
November, is marked by a gradual decrease in temperature and daylight hours while seeing an increase in precipitation. Average temperatures tend to shift from 17.2°C (63°F) in September to 11.1°C (52°F) in November. Adversely, rainfall levels elevate during this season, with November witnessing a peak of 87mm (3.43") over 22.8 days. Despite increasing precipitation, autumn in Groignêt provides its unique charm with moderate temperatures and general climate changes.
Winter weather in Groignêt
Winter in
Groignêt sees a dip in the temperature, ranging from 9.8°C (49.6°F) in
December to 7.8°C (46°F) in
February. Correspondingly, daylight hours reduce to an average of 8.3 hours in December. Precipitation also increases during this season, especially in December, where Groignêt receives an average of 70mm (2.76") of rainfall over 21.4 days. Nevertheless, snow is a rarity, with a negligible 2mm (0.08") average snowfall only in
January. Although winter can be colder and damper compared to other seasons, it provides an authentic view into the seasonality of a marine climate.
Weather in January
January in
Groignêt,
Guernsey is characterized by an impressive rainfall amount at 63mm (2.48"), coupled with the distribution over 22 days, making it one of the wettest months of the year. The month starts off on a rather chilly and wet note.
Weather in January » Weather in February
Despite it being only a month since
January,
February sees a significant drop in rainfall to 51mm (2.01"), experienced over an average of 17.7 days. Chilly temperatures remain prevalent throughout the month, complementing the winter season.
Weather in February »Weather in March
The decrease in rainfall hitting
Groignêt,
Guernsey continues in
March to 38mm (1.5") over 17 days, indicating a shift towards the dryer months. Conditions become milder compared to
February, providing a slight preview of the impending spring season.
Weather in March »
Weather in April
By
April,
Groignêt,
Guernsey welcomes a downward shift in rainfall to a modest 32mm (1.26") over just 13.3 days in the month. Compared to
March, there is a noticeable improvement in the overall weather conditions. April marks the unmistakable arrival of spring, a delightful season characterized by moderate temperatures and blossoming flora.
Weather in April »Weather in May
May in
Groignêt,
Guernsey brings about an even lower precipitation level that falls to 27mm (1.06") over 11.8 days. This period marks a shift from spring into the early stages of summer, showcasing brighter days and milder nights.
Weather in May » Weather in June
June records the lowest rainfall in
Groignêt,
Guernsey at 26mm (1.02"), spread across a mere 11.5 days. This month is the official commencement of the much-awaited summer season, featuring warm temperatures and an abundance of sunshine.
Weather in June »
Weather in July
July sees a minor increase in rainfall from 26mm (1.02") to 33mm (1.3") over 12.8 days while the temperatures steadily continue to rise. The weather during this period is largely characterized by summer, making this a popular month for outdoor activities.
Weather in July » Weather in August
In
August,
Groignêt,
Guernsey experiences a small jump in rainfall to 41mm (1.61") across 14 days. The warmer temperatures persist, sustaining the summer atmosphere. Despite the uptick in precipitation, the overall charm of the summer is far from diminished.
Weather in August »Weather in September
September records an imposing increase in rainfall to 58mm (2.28") over 18.5 days, indicating the onset of autumn in
Groignêt,
Guernsey. The weather starts to change as it prepares for the cooler autumn season. The waning days of summer slowly give way to shorter daylight hours and a gentle dip in temperatures.
Weather in September »
Weather in October
Groignêt,
Guernsey experiences the first significant chill in
October, with rainfall dramatically increasing to 87mm (3.43") over 22.8 days. The brisk autumn weather starts to become more evident. The reduced daylight hours and cloudier skies become more pronounced than in the preceding months.
Weather in October » Weather in November
November in
Groignêt,
Guernsey is distinct for its heavy rainfall - the highest recorded in the year at 87mm (3.43") over 22.8 days. Temperatures begin to dip further as the region heads towards the winter season. The change from mild autumn to chilly winters manifests through more frequent showers and decreasing temperatures.
Weather in November » Weather in December
Come
December,
Groignêt,
Guernsey witnesses a slight reduction in rainfall to 70mm (2.76") over 21.4 days. The winter season, with its chilly temperatures, crisp winds, and sparse sunlight, is in full swing. The days of mild temperatures are replaced by the characteristically cold nights of winter.
Weather in December »