April Weather in Saint Peter Port, Guernsey

Last updated: August 21, 2025

April in Saint Peter Port, Guernsey brings a fresh coastal charm, with maximum temperatures reaching a pleasant 15°C (59°F) and an average of 10°C (50°F). As spring unfolds, the minimum temperature dips to a cool 5°C (41°F), inviting layers for outdoor exploration. Expect periodic showers, as the region sees about 34 mm (1.3 in) of rain across 8 days, contributing to an 84% humidity level that enhances the invigorating maritime atmosphere. Whether you're strolling along the harbour or enjoying the blooming landscapes, April's weather offers a quintessential taste of Guernsey's coastal beauty.

April Temperature in Saint Peter Port

As April unfolds in Saint Peter Port, Guernsey, the temperatures begin to ascend, heralding the arrival of spring. The month kicks off with a minimum of 5°C (41°F), providing a noticeable warmth compared to the chill of previous months. The average temperature settles at 10°C (50°F), encouraging folks to shed their winter layers, while daily highs can reach a pleasant 15°C (59°F). This gradual rise in temperature not only signifies longer days filled with sunlight but also invites the vibrant bloom of local flora, making it a delightful time for outdoor exploration. The milder weather of April serves as an invigorating prelude to the warmth of May, hinting at the beautiful transition from the briskness of winter to the charm of spring in this picturesque seaside town.

April Weather in Saint Peter Port: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Saint Peter Port, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Peter Port, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec484848505458616362595451
Data source: Temperature data for Saint Peter Port generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Saint Peter Port

April in Saint Peter Port, Guernsey, showcases a striking decline in precipitation, with only 34 mm (1.3 in) recorded, making it one of the driest months of the year. This drop is particularly notable compared to the 94 mm (3.7 in) in January and 86 mm (3.4 in) in February. With just 8 days of rain, April provides a refreshing break from the wetter months preceding it, hinting at the approaching spring warmth and sunshine. As the year transitions into sunnier months, it becomes clear that April serves as a pivotal point, balancing the splashes of rain seen earlier with the anticipation of drier, brighter days ahead.

April Precipitation Trends in Saint Peter Port

The chart displays monthly precipitation patterns in Saint Peter Port, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Saint Peter Port, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec948673345559375063144126163
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Saint Peter Port

In April, humidity in Saint Peter Port, Guernsey reflects the gradual transition to drier conditions as spring unfolds. With levels at 84%, April shows a slight decrease from the previous months, continuing a trend that began in January when humidity was a humid 89%. This gradual drop hints at an impending warmer season, as May further lowers the humidity to 81%. Interestingly, this April reading marks a pivotal moment in the weather cycle, bridging the high humidity of the early year with the sunnier, less humid months ahead, culminating in a peak low of 63% by July. Overall, April's humidity signals not only a welcome breath of fresh air but also a promise of the delightful warmth to come.

April Average Humidity in Saint Peter Port

This chart illustrates the average monthly humidity levels in Saint Peter Port, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Saint Peter Port is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%85%84%81%77%63%71%76%89%90%90%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Saint Peter Port

In April, Saint Peter Port experiences a notable rise in the UV Index, jumping to 6, which places it in the high exposure category. This shift means that residents and visitors alike should limit their sun exposure to around 25 minutes to avoid skin damage. As spring unfolds, the UV levels are steadily increasing from the lower indices seen in the previous months, paving the way for the higher readings of May and June. With the UV Index on the rise, it’s essential to stay informed and take necessary precautions while enjoying the sunnier days ahead. For more details on UV levels throughout the year, visit Saint Peter Port UV Index.

Maximum UV Index Levels in Saint Peter Port for April

The chart shows the monthly maximum UV Index (UVI) for Saint Peter Port in April, 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. In April, the maximum UV index in Saint Peter Port typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234679876421
Data source: Saint Peter Port April 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.

April Sunshine in Saint Peter Port

April brings a delightful surge of sunshine to Saint Peter Port, Guernsey, with 359 hours of sunlight, making it a vibrant month for locals and visitors alike. This increase marks a significant leap from the 238 hours of March, setting in motion a trend of rising daylight that continues through the spring. With each passing month, sunlight rises progressively, peaking in July with an impressive 436 hours. As the year unfolds, April's cheerful warmth heralds the approach of summer, inviting all to bask in the beauty of this historic port town. The steady climb in daylight hours captures the essence of renewal and vitality, breathing life into the landscape as flowers bloom and the days grow longer.

Monthly Sunshine Duration in Saint Peter Port: April Highlighted

The April sunshine duration represents the total number of hours Saint Peter Port experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec107h163h238h359h414h416h436h396h338h270h181h130h
Data source: Saint Peter Port April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Saint Peter Port During April

As April arrives in Saint Peter Port, Guernsey, the likelihood of basking in sunshine significantly increases, with the chance soaring to 62%—a striking contrast to the earlier months of the year. January and February linger with sun probabilities of just 21% and 28%, respectively, while March begins to hint at brighter days with 38%. This upward trend continues into April, making it one of the sunniest months, before tapering off again in May at 42%. The pattern reveals that as winter fades, so too does the cloud cover, marking April as a delightful time to experience the blossoming beauty and warming rays of spring.

Percentage of Sunny Days in April in Saint Peter Port

The chart illustrates the percentage of sunny days in Saint Peter Port throughout the year, with April 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 Saint Peter Port experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%28%38%62%42%33%49%42%43%36%29%26%
Data source: Saint Peter Port April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Saint Peter Port in April

As April unfolds in Saint Peter Port, Guernsey, residents eagerly embrace the rapidly increasing daylight, which extends to an invigorating 13 hours. This surge is a delightful shift from the more subdued 11 hours of March, heralding the arrival of spring and longer days. This upward trend continues into May, when daylight reaches an impressive 15 hours, providing ample opportunities for outdoor activities and exploration. The gradual increase in daylight hours from the depths of winter to the vibrant spring months not only enhances the natural beauty of the island but also uplifts the spirit, inviting everyone to enjoy the longer and brighter days ahead.

Average Daylight Hours in Saint Peter Port for April

The chart illustrates the variation in daylight duration in Saint Peter Port throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 41m10h 7m11h 55m13h 46m15h 21m16h 10m15h 44m14h 19m12h 32m10h 43m9h 5m8h 13m
Data source: Saint Peter Port daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Saint Peter Port

As April rolls into Saint Peter Port, Guernsey, the coastal winds begin to soften, marking a notable shift from the brisk gales of winter. With an average wind speed of 6.8 m/s (15 mph), April showcases a decrease from the preceding months, particularly from March's 7.8 m/s (17 mph). This gentle breeze hints at the gradual warming of the season, as the island prepares to embrace spring in full swing. Following April, May picks up slightly with an increase to 8.2 m/s (18 mph), offering a smoother transition into the balmy summer months ahead. Overall, this trend highlights the calmer nature of Guernsey’s winds in April, inviting locals and visitors alike to enjoy the beauty of the season amid a more moderate atmosphere.

Average April Wind Speed in Saint Peter Port

The chart displays monthly wind speed patterns in Saint Peter Port, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec9.09.17.86.8 m/s8.24.66.06.66.18.27.89.8
Data source: Saint Peter Port April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Saint Peter Port Compares to Other Months

Weather in Saint Peter Port varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Saint Peter Port, focusing on differences in temperature, rainfall, humidity, and UV levels.

April generally sees slightly warmer temperatures compared to January, with a minimum of 5°C (41°F) and an average of 10°C (50°F), peaking at 15°C (59°F). In contrast, January has a minimum of 3°C (37°F) and an average of 9°C (49°F), with a maximum of 14°C (57°F). However, January experiences significantly more precipitation, with 94 mm (3.7 in) over 14 days, compared to April's 34 mm (1.3 in) spread over just 8 days. Additionally, January's humidity is slightly higher at 89%, compared to 84% in April. For more details, check out Saint Peter Port weather in January.

When comparing the weather in April and February, we notice that April experiences slightly warmer temperatures, with a minimum of 5°C and an average of 10°C, compared to February's minimum of 0°C and average of 9°C. Both months have similar maximum temperatures, with April reaching 15°C and February peaking at 13°C. However, February sees significantly more precipitation, accumulating 86 mm over 16 days, in contrast to April's 34 mm over just 8 days. Humidity levels are relatively high in both months, with April at 84% and February slightly higher at 88%. For a closer look at February's weather specifics, you can visit Saint Peter Port weather in February.

In comparing the weather between March and April, April generally offers slightly milder temperatures, with a minimum of 5°C (41°F) and an average of 10°C (50°F), compared to March's minimum of 0°C (32°F) and average of 9°C (49°F). Although April experiences less precipitation at 34 mm (1.3 in) over 8 days, March is notably wetter, with 73 mm (2.9 in) of rain falling across 15 days. Humidity levels are quite similar, hovering at around 84% in April and 85% in March. For more detailed weather insights specific to March, you can refer to Saint Peter Port weather in March.

April tends to be cooler and slightly wetter compared to May, with average temperatures ranging from 5°C to 15°C (41°F to 59°F) and total precipitation of 34 mm (1.3 in) over approximately 8 days. In contrast, May warms up, featuring a minimum temperature of 7°C (45°F) and a maximum of 18°C (65°F), with an increase in rainfall to 55 mm (2.2 in) while still experiencing rain on 8 days. Humidity remains relatively high in both months, but it is marginally lower in May at 81%, compared to April's 84%. For more detailed weather insights, you can visit Saint Peter Port weather in May.

April and June exhibit notable differences in weather conditions. In April, temperatures range from a cool minimum of 5°C (41°F) to a mild maximum of 15°C (59°F), with an average of 10°C (50°F). This month sees a relatively high humidity level of 84% and experiences precipitation on about 8 days, totaling 34 mm (1.3 in). In contrast, June offers warmer temperatures, with a minimum of 11°C (53°F), an average of 14°C (58°F), and a maximum of 19°C (67°F). While June has lower humidity at 77%, it records more precipitation at 59 mm (2.3 in) over the same number of rainy days. For more detailed weather information, you can visit Saint Peter Port weather in June.

In April, temperatures in Saint Peter Port range from a chilly minimum of 5°C (41°F) to a mild maximum of 15°C (59°F), with an average of 10°C (50°F). The month experiences considerable humidity at 84% and sees around 34 mm (1.3 in) of precipitation over approximately 8 days. In contrast, July brings warmer weather, with minimum temperatures starting at 14°C (57°F), averaging 16°C (62°F), and reaching a maximum of 21°C (70°F). The humidity drops to 63%, and precipitation slightly increases to 37 mm (1.5 in) over about 7 days. For more information on this month’s weather, check out Saint Peter Port weather in July.

April and August in Saint Peter Port present a notable contrast in weather conditions. In April, temperatures are relatively cool, with a minimum of 5°C (41°F) and a maximum of 15°C (59°F), while the humidity is quite high at 84%. This month experiences moderate rainfall, totaling 34 mm (1.3 in) over approximately 8 days, lending an overall crisp feel to the atmosphere. In stark contrast, August ushers in warmer temperatures, with a minimum of 14°C (57°F) and a comfortable maximum of 22°C (72°F). Although August receives slightly more precipitation at 50 mm (2.0 in) across 9 days, the humidity drops to a more pleasant 71%. For a detailed perspective on the conditions in this summer month, visit Saint Peter Port weather in August.

April and September present distinct weather patterns, reflecting the transition from spring to autumn. In April, temperatures range from a cool minimum of 5°C (41°F) to a maximum of 15°C (59°F), with an average of 10°C (50°F). This month typically features 34 mm (1.3 in) of precipitation over about 8 days, coupled with relatively high humidity at 84%. In contrast, September offers milder temperatures, with a minimum of 12°C (54°F) and a maximum reaching 21°C (71°F), averaging around 17°C (62°F). Precipitation increases to 63 mm (2.5 in) over 9 days, and humidity drops to 76%. For a closer look at September weather, you can check out Saint Peter Port weather in September.

April and October present quite different weather experiences. In April, temperatures range from a chilly 5°C (41°F) to a mild 15°C (59°F), with an average of 10°C (50°F). This month sees about 34 mm (1.3 in) of precipitation over 8 days, accompanied by a humidity level of 84%. Conversely, October features warmer temperatures, with a minimum of 9°C (48°F), an average of 15°C (59°F), and a maximum reaching 20°C (68°F). However, it also brings significantly more rainfall, totaling 144 mm (5.7 in) across 17 days and a slightly higher humidity of 89%. For more detailed insights into the weather patterns, you can visit Saint Peter Port weather in October.

April and November present distinct weather patterns, with April offering milder conditions and lower humidity. In April, temperatures range from a minimum of 5°C (41°F) to a maximum of 15°C (59°F), averaging around 10°C (50°F). The month sees around 34 mm (1.3 in) of precipitation over approximately 8 days, with humidity at 84%. In contrast, November experiences slightly warmer temperatures with a minimum of 6°C (43°F) and a maximum of 17°C (63°F), averaging 12°C (54°F). However, it is considerably wetter with 126 mm (5.0 in) of precipitation over 18 days, and humidity rises to 90%. For more detailed information, you can check Saint Peter Port weather in November.

When comparing the weather in April and December, both months exhibit relatively mild temperatures, with April averaging around 10°C (50°F) and December slightly warmer at 11°C (51°F). However, December experiences significantly more precipitation, with 163 mm (6.4 in) spread over 21 days, in stark contrast to April's 34 mm (1.3 in) over just 8 days. Additionally, humidity levels are higher in December at 90%, compared to April's 84%. For a more detailed look at December weather specifics, visit Saint Peter Port weather in December.

Compare Saint Peter Port's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Saint Peter Port

As April unfolds in Saint Peter Port, the weather begins to transition from the cooler grasp of winter, offering a mild reprieve with average temperatures around 10°C. While it may not yet reach the warmer days of summer, the maximum of 15°C invites locals and visitors alike to enjoy the budding spring atmosphere. Rainfall, totaling 34 mm over about 8 days, adds a touch of freshness, though the high humidity of 84% may leave a lingering coolness in the air. Unlike the more stable and warmer summer months, April serves as a reminder of the unpredictable nature of spring, making it an intriguing time to experience the charm of this beautiful coastal town. For a deeper understanding of the region's weather patterns, visit Saint Peter Port Climate.