June Weather in Saint Peter Port, Guernsey

Last updated: August 21, 2025

In June, Saint Peter Port, Guernsey experiences a pleasant maritime climate characterized by an average temperature of 14°C (58°F), peaking at a comfortable 19°C (67°F). As the summer months draw near, visitors can expect a refreshing atmosphere with a relatively mild minimum temperature of 11°C (53°F). Although June sees precipitation accumulating to 59 mm (2.3 in) over 8 rainy days, the overall humidity remains at a moderate 77%, adding to the region's lush greenery. This delightful blend of temperatures and occasional rainfall makes June an inviting time to explore the scenic beauty of this charming port town.

June Temperature in Saint Peter Port

In June, Saint Peter Port, Guernsey basks in the warmth of spring's end, with temperatures reflecting a delightful transition into summer. The month typically sees minimums around 11°C (53°F), gently rising to an average of 14°C (58°F) and maximums reaching 19°C (67°F). This significant leap from earlier months signals a broader trend, with June's temperatures comfortably warmer than both April and May. As the days lengthen and sunshine graces the shores, locals and visitors alike can enjoy outdoor activities and vibrant coastal views, perfectly complemented by the inviting climate.

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

The chart illustrates June 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, June 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.

June Precipitation in Saint Peter Port

In June, Saint Peter Port, Guernsey experiences a moderate level of precipitation, with 59 mm (2.3 in) of rain spread over 8 days. This reflects a slight increase from the previous month of May, which saw 55 mm (2.2 in), while maintaining a consistent pattern of relatively low rainfall common in late spring. As the island transitions into summer, June's rain is relatively modest, particularly when compared to the much wetter months that follow, such as October and December, which receive 144 mm (5.7 in) and 163 mm (6.4 in), respectively. Overall, June serves as a bridge between the drier early spring months and the impending, rainier fall season, marking the onset of warmer weather while still allowing for refreshing showers.

June Precipitation Trends in Saint Peter Port

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

In June, Saint Peter Port experiences a notable shift in humidity, dropping to 77% from the higher levels of the previous months. This decline continues the trend of decreasing moisture that begins in May, reflecting the transition into summer. As the year progresses, humidity levels will further dip in July to a refreshing 63%, creating a more comfortable atmosphere. This seasonal cycle showcases a clear pattern where the winter months boast high humidity levels, averaging around 89%, while the summer months allow for a significant reprieve, offering delightful conditions for those enjoying the coastal charm of Guernsey.

June Average Humidity in Saint Peter Port

This chart illustrates the average monthly humidity levels in Saint Peter Port, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Saint Peter Port

In June, Saint Peter Port experiences a significant spike in UV exposure, with a UV Index of 9, categorizing it as very high. This marks one of the peak months for sun intensity, reducing the burn time to just 15 minutes for unprotected skin. As spring transitions to summer, you'll notice a notable increase in solar radiation compared to earlier months, with May’s UV Index at 7 and April at 6. This trend emphasizes the need for precautions, such as sunscreen and protective clothing, as sun safety becomes critically important during this time. To stay informed about UV conditions, visit Saint Peter Port UV Index.

Maximum UV Index Levels in Saint Peter Port for June

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

June Sunshine in Saint Peter Port

In June, Saint Peter Port, Guernsey, basks in 416 hours of glorious sunshine, marking a delightful peak that transitions smoothly from the blossoming 414 hours of May. As the warmth of summer unfolds, June's sunny disposition sets the stage for a vibrant July, which boasts even more radiant days at 436 hours. This upward trend in sunshine hours builds on the steady increase seen since January, where the daylight was a modest 107 hours. As the months progress, the sun shines brighter, casting a warm glow over the island, and inviting locals and visitors alike to revel in the beauty of the season. Each month leading to June not only enhances the island's charm but also underscores the promise of summer's ongoing brilliance.

Monthly Sunshine Duration in Saint Peter Port: June Highlighted

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

Chance of Sun in Saint Peter Port During June

June in Saint Peter Port, Guernsey, presents a 33% chance of sunny weather, which sits slightly below the average for spring and early summer. This month marks a notable dip from the sunnier days of April (62%) and the transitional spring month of May (42%). As the year progresses into July, the likelihood of sunshine increases significantly to 49%, suggesting that while June may have its share of cloudy spells, the brighter weather is just around the corner. This trend underscores a gradual rise in sunny days as the summer unfolds, making the potential for outdoor activities more promising in the subsequent months.

Percentage of Sunny Days in June in Saint Peter Port

The chart illustrates the percentage of sunny days in Saint Peter Port throughout the year, with June 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 June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Saint Peter Port in June

In June, Saint Peter Port, Guernsey, basks in an impressive 16 hours of daylight, marking the pinnacle of the year’s sunlit days. This vibrant month follows a steady upward trend in daylight hours, beginning with just 8 hours in January and gradually increasing as spring unfolds. Each month brings a noticeable extension of daylight, culminating in June's long, bright evenings that invite exploration and outdoor activities. However, this sunny peak is soon followed by a gradual decline, as July dips to 15 hours, and August further reduces to 14 hours. This gradual ebb, a reminder of nature's rhythm, hints at the approach of autumn, creating a captivating contrast to the lively summer.

Average Daylight Hours in Saint Peter Port for June

The chart illustrates the variation in daylight duration in Saint Peter Port throughout the year, with June 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.

June Winds in Saint Peter Port

In June, Saint Peter Port, Guernsey, experiences a notable shift in its wind patterns, with average wind speeds dipping to 4.6 m/s (10 mph), the lowest for the year. This change marks a striking contrast to the brisk gusts of earlier months like January and February, which both averaged 9.0 m/s (20 mph). As the summer approaches, the winds gradually lessen, creating a more serene coastal atmosphere. Following this calm, the wind picks up again in July and August, with speeds rising to 6.0 m/s (13 mph) and 6.6 m/s (15 mph) respectively. This gentle breeze and the rise in temperatures make June a transitional month, setting the stage for the warmer, more vibrant summer months ahead.

Average June Wind Speed in Saint Peter Port

The chart displays monthly wind speed patterns in Saint Peter Port, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec9.09.17.86.88.24.6 m/s6.06.66.18.27.89.8
Data source: Saint Peter Port June wind data, generated using information from the Copernicus Climate Change Service.

How June 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 June’s weather to other months in Saint Peter Port, focusing on differences in temperature, rainfall, humidity, and UV levels.

June and January in Saint Peter Port differ significantly in terms of weather. June experiences milder temperatures, with averages ranging from a minimum of 11°C (53°F) to a maximum of 19°C (67°F), compared to January's cooler range of 3°C (37°F) to 14°C (57°F). Precipitation is also less in June, totaling 59 mm (2.3 in) over only 8 days, while January sees a higher precipitation level of 94 mm (3.7 in) spread across 14 days. Furthermore, humidity levels are slightly higher in January at 89%, compared to 77% in June. For a closer look at the winter weather, you can refer to Saint Peter Port weather in January.

June and February showcase distinctly different weather patterns. In June, temperatures range from a minimum of 11°C (53°F) to a maximum of 19°C (67°F), offering a more moderate climate with an average temperature of 14°C (58°F). In contrast, February sees cooler conditions, with temperatures peaking at 13°C (56°F) and an average of 9°C (48°F), alongside a minimum of just 0°C (33°F).

While June experiences lower precipitation at 59 mm (2.3 in) over about 8 days, February is wetter, receiving 86 mm (3.4 in) across 16 days, which contributes to a higher humidity level of 88%, compared to June’s 77%. For a deeper dive into February's climate specifics, visit Saint Peter Port weather in February.

When comparing the weather in June and March, it's clear that June offers milder temperatures and more pleasant conditions. In June, the average temperature ranges from a minimum of 11°C (53°F) to a maximum of 19°C (67°F), while March's temperatures are notably cooler, averaging between 0°C (32°F) and 13°C (55°F). Despite June being warmer, it does experience slightly less precipitation at 59 mm (2.3 in) over 8 rainy days compared to March's 73 mm (2.9 in) over 15 days. Additionally, humidity levels are higher in March at 85%, compared to 77% in June, making June feel less damp and more comfortable overall. For a closer look at the weather during March, you can refer to Saint Peter Port weather in March.

June weather is generally milder than that of April, with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 19°C (67°F), compared to April's range of 5°C (41°F) to 15°C (59°F). While both months experience precipitation on about eight days, June receives a higher total rainfall of 59 mm (2.3 in) compared to April's 34 mm (1.3 in). The humidity in June is slightly lower at 77%, whereas April exhibits a higher humidity level of 84%. For more detailed information about April weather specifically, you can visit Saint Peter Port weather in April.

In comparing the weather of June and May, one notable difference is the overall temperature. June experiences a minimum temperature of 11°C (53°F) and an average of 14°C (58°F), while May records slightly cooler temperatures with a minimum of 7°C (45°F) and an average of 12°C (54°F). Additionally, June has a maximum temperature of 19°C (67°F), compared to May's maximum of 18°C (65°F). Both months have similar levels of precipitation, with June at 59 mm (2.3 in) and May at 55 mm (2.2 in), but while the same number of rainy days—eight—occurs in each month, June has a slightly lower humidity level at 77% compared to May's 81%. For more detailed information, you can check out Saint Peter Port weather in May.

June and July showcase a noticeable shift in weather patterns. In June, temperatures range from a cooler minimum of 11°C (53°F) to an average of 14°C (58°F) and a maximum of 19°C (67°F), accompanied by 59 mm (2.3 in) of precipitation over 8 days and a higher humidity level of 77%. In contrast, July sees warmer temperatures, with a minimum of 14°C (57°F), an average of 16°C (62°F), and a maximum of 21°C (70°F). This month experiences less rainfall, totaling 37 mm (1.5 in) over 7 days, and a drop in humidity to 63%. For more specifics on July weather, you can check out Saint Peter Port weather in July.

In comparing the weather between June and August, June tends to be slightly cooler, with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 19°C (67°F). The month experiences more rain, with 59 mm (2.3 in) of precipitation over about 8 days and higher humidity at 77%. In contrast, August shows a warming trend, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 22°C (72°F). This month has slightly less rainfall, totaling 50 mm (2.0 in) over 9 days, and humidity decreases to 71%. For a detailed look at August weather in Saint Peter Port, you can visit Saint Peter Port weather in August.

In June, the weather in Saint Peter Port features a mild temperature range with a minimum of 11°C (53°F), an average of 14°C (58°F), and a maximum of 19°C (67°F). This month experiences around 59 mm (2.3 in) of precipitation over approximately 8 days, with humidity levels at 77%.

By contrast, September sees a slight increase in warmth, with temperatures ranging from a minimum of 12°C (54°F) to an average of 17°C (62°F) and a maximum of 21°C (71°F). Precipitation in September rises slightly to 63 mm (2.5 in) over about 9 days, while humidity remains comparable at 76%. For more details on September weather, you can visit Saint Peter Port weather in September.

In June, the weather in Saint Peter Port is generally mild, with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 19°C (67°F). The month sees about 59 mm (2.3 in) of precipitation over approximately 8 days, and the humidity is relatively comfortable at 77%. In contrast, October experiences slightly cooler temperatures, with a minimum of 9°C (48°F) and a maximum of 20°C (68°F), and an increase in precipitation to 144 mm (5.7 in) spread over 17 days. The humidity also rises to 89%, making it feel a bit more damp and chilly. For more details about the October weather, you can visit Saint Peter Port weather in October.

In June, the weather in Saint Peter Port is generally mild, with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 19°C (67°F). This month sees 59 mm (2.3 in) of precipitation over about 8 days, and the humidity levels are around 77%. In contrast, November brings cooler temperatures, with averages between 6°C (43°F) and 17°C (63°F). This month experiences significantly higher precipitation, totaling 126 mm (5.0 in) over 18 days, and the humidity increases to 90%. For more details on November's weather in this coastal town, check out Saint Peter Port weather in November.

In comparing the weather between June and December, it's evident that June experiences milder temperatures, with average highs around 19°C (67°F) compared to December’s maximum of just 14°C (58°F). Precipitation also differs significantly; June receives 59 mm (2.3 in) over 8 days, while December sees a much heavier 163 mm (6.4 in) spread across 21 days, resulting in a much wetter and gloomier month. Additionally, December's humidity levels peak at 90%, notably higher than June's 77%, making the winter feel considerably more damp and chilly. For more detailed information on December weather, you can check out Saint Peter Port weather in December.

Compare Saint Peter Port's Climate with Cities Worldwide

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

As June arrives in Saint Peter Port, the weather begins to shift, offering a delightful blend of mild temperatures and a touch of humidity. With average temperatures hovering around a comfortable 14°C (58°F), the warmest days can reach up to 19°C (67°F), making it a pleasant time for outdoor activities. While June experiences more rainfall than the preceding months, with about 59 mm over 8 days, the balance of sun and occasional showers contributes to the flourishing greenery of the area. The 77% humidity can add a refreshing quality to the coastal breeze, setting the stage for the vibrant summer ahead. For a deeper insight into the seasonal patterns, visit Saint Peter Port Climate.