June Weather in Saint Croix, Virgin Islands (U.S.)

Last updated: August 28, 2025

In June, Saint Croix in the U.S. Virgin Islands experiences a tropical climate characterized by warm temperatures and notable humidity. The average temperature hovers around 27°C (81°F), while maximum temperatures can reach up to 29°C (84°F). This month also sees a minimum temperature of 25°C (77°F), providing a consistently warm environment. Rainfall is a common occurrence, with 59 mm (2.3 in) of precipitation spread over 17 days, contributing to the island's lush, vibrant landscape. With humidity levels at 81%, visitors can expect a tropical experience, ideal for those who enjoy the rich atmosphere and natural beauty of this Caribbean paradise.

June Temperature in Saint Croix

June marks the beginning of summer in Saint Croix, Virgin Islands, bringing with it a noticeable warmth that peaks as the month goes on. Temperatures start to rise, with minimums around 25°C (77°F) and maxing out at 29°C (84°F). The average temperature for this month reaches 27°C (81°F), signalling a gradual transition from the more temperate conditions earlier in the year. This trend of increasing warmth continues into the following months, as July and August hover around similar temperatures, creating a tropical ambiance perfect for beach-goers and outdoor enthusiasts. Overall, June offers a delightful prelude to the warm summer days ahead, showcasing the island's inviting climate.

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

The chart illustrates June temperature patterns in Saint Croix, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Croix, 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).
JanFebMarAprMayJunJulAugSepOctNovDec787777787981818282818079
Data source: Temperature data for Saint Croix 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 Croix

In June, Saint Croix experiences a noticeable uptick in precipitation, with an average of 59 mm (2.3 in) falling over 17 days—this marks one of the highest monthly totals thus far in the year. Following the gradual increase from 41 mm in April to 57 mm in May, June signifies a clear transition into the wetter summer months. As the island prepares for July's even more substantial rainfall, with an average of 92 mm (3.6 in) expected, the pattern indicates a persistent trend of increasing precipitation. With lush greenery flourishing and vibrant landscapes emerging, June not only brings a refreshing increase in rainfall but also sets the stage for the intense summer storms ahead.

June Precipitation Trends in Saint Croix

The chart displays monthly precipitation patterns in Saint Croix, 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 Croix, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec343134415759921231561309850
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Saint Croix

In Saint Croix, U.S. Virgin Islands, June marks a noticeable increase in humidity, reaching 81%, a step up from the 79% recorded in May. This upward trend in humidity continues from the earlier months of the year, where levels hovered consistently around 77% through March and April. As the summer approaches, July sees an increase to 83%, indicating that the island's tropical climate is firmly settling in. July and August maintain high humidity levels, with 82% in August, creating a warm and lush environment perfect for enjoying the island's natural beauty. The gradual rise in humidity throughout the spring and into summer not only enhances the tropical experience but also prepares visitors for the balmy weather that truly defines life in this paradise.

June Average Humidity in Saint Croix

This chart illustrates the average monthly humidity levels in Saint Croix, 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 Croix is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%77%77%78%79%81%83%82%80%79%79%78%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Saint Croix

In June, Saint Croix, Virgin Islands, experiences a persistent and intense UV Index of 13, placing it in the extreme exposure category. As summer approaches, the potential for sunburn is high, with a burn time of only 10 minutes under direct sunlight. This trend continues from previous months, where the UV Index has consistently hovered between 13 and 14, emphasizing the importance of sun safety during these peak times. It's crucial for both locals and visitors to stay vigilant and protect their skin from harmful UV rays. For more detailed information about UV levels throughout the year, check out the comprehensive guide here: Saint Croix UV Index.

Maximum UV Index Levels in Saint Croix for June

The chart shows the monthly maximum UV Index (UVI) for Saint Croix 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 Croix typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111313131313131412109
Data source: Saint Croix 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 Croix

As summer unfolds in Saint Croix, Virgin Islands, June shines brightly with an impressive 344 hours of sunshine, showcasing the island's abundant warmth. This month marks a slight dip compared to the sun-drenched days of May, which boasted 361 hours—the peak of spring sunlight. However, June maintains a rich reservoir of sunshine that supports the vibrant island life, encouraging outdoor adventures and serene beach days. Following June, July continues the trend of ample sunshine, further affirming the Caribbean's reputation as a radiant paradise. The gradual fluctuations in sunshine hours hint at the seasonal shifts, yet Saint Croix consistently offers plenty of bright days to bask in its natural beauty.

Monthly Sunshine Duration in Saint Croix: June Highlighted

The June sunshine duration represents the total number of hours Saint Croix 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.
JanFebMarAprMayJunJulAugSepOctNovDec260h303h349h347h361h344h356h349h319h318h307h321h
Data source: Saint Croix June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Saint Croix During June

In Saint Croix, U.S. Virgin Islands, the weather in June tends to be less sunny compared to the earlier months, with a notable drop to just 23% likelihood of clear skies. This marks a significant dip from May's 61%, continuing a downward trend that began in April. While January to May offers relatively higher chances of sunshine—peaking at 72% in February—June transitions into a season with lower visibility, foreshadowing a shift towards the wetter months ahead. Following June, the chances of sunny weather gradually recover in October and November, showcasing Saint Croix's varied climate throughout the year.

Percentage of Sunny Days in June in Saint Croix

The chart illustrates the percentage of sunny days in Saint Croix 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 Croix experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec55%72%71%49%61%23%47%46%61%57%68%68%
Data source: Saint Croix June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Saint Croix in June

In Saint Croix, Virgin Islands, the arrival of June heralds the longest days of the year, with daylight stretching to an inviting 13 hours. This increase from 12 hours in May, not only enhances the island's vibrant atmosphere but also sets the tone for summer adventures. Following June, daylight remains consistent at 13 hours through July, before gradually tapering back to 12 hours in August. The trend illustrates a seasonal crescendo in daylight as the island transitions into the summer months, offering a perfect backdrop for both relaxation and exploration. As the year progresses into the early fall, daylight will settle back to 12 hours in September and then decrease to 11 hours by October, signaling a shift towards shorter days ahead while still embracing the sun-kissed allure that characterizes this tropical paradise.

Average Daylight Hours in Saint Croix for June

The chart illustrates the variation in daylight duration in Saint Croix throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 11m11h 33m12h 2m12h 32m12h 57m13h 9m13h 3m12h 40m12h 12m11h 42m11h 17m11h 4m
Data source: Saint Croix daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Saint Croix

In June, the winds in Saint Croix, Virgin Islands, pick up a gentle yet invigorating pace, averaging 8.1 m/s (18 mph). This marks a notable increase from the more tranquil conditions of April and May, when winds hovered around 6.4 m/s (14 mph) and 7.2 m/s (16 mph), respectively. As summer approaches, the breeze escalates, paving the way for a lively atmosphere that continues into July, where the average reaches 8.5 m/s (19 mph). June serves as a delightful pivot point, offering both relaxation and the excitement of increased wind, making it a perfect month for sailing and other outdoor activities. The trend is clear: as the year progresses, so does the intensity of the winds, peaking in midsummer before easing into the quieter months of September and October.

Average June Wind Speed in Saint Croix

The chart displays monthly wind speed patterns in Saint Croix, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.18.97.46.47.28.1 m/s8.57.45.56.16.48.0
Data source: Saint Croix June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Saint Croix Compares to Other Months

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

June and January exhibit distinct weather patterns in terms of temperature and precipitation. June offers a slightly warmer climate with average temperatures reaching 27°C (81°F) and maximum temperatures peaking at 29°C (84°F). In contrast, January is cooler, with averages of 25°C (78°F) and max temperatures of 27°C (81°F). Additionally, June experiences higher humidity levels at 81% and more rainfall, totaling 59 mm (2.3 in) over 17 days, compared to January's drier conditions with only 34 mm (1.3 in) across 13 days. For more insights into January's climate, you can check Saint Croix weather in January.

In June, the weather is generally warmer and more humid compared to February, with minimum temperatures around 25°C (77°F) and maximum temperatures peaking at 29°C (84°F). June also experiences higher precipitation, averaging 59 mm (2.3 in) over about 17 rainy days, leading to a humidity level of 81%. In contrast, February has milder temperatures, with a minimum of 22°C (72°F) and a maximum of 27°C (81°F). The month sees significantly less rainfall, totaling 31 mm (1.2 in) across 11 days, and slightly lower humidity at 77%. For more detailed information on February weather in Saint Croix, you can visit Saint Croix weather in February.

The weather in June is warmer and more humid compared to March, with average temperatures soaring to 27°C (81°F) and reaching a maximum of 29°C (84°F). In contrast, March boasts slightly cooler temperatures, with averages around 25°C (77°F) and a maximum of 26°C (80°F). Additionally, June experiences more precipitation, totaling 59 mm (2.3 in) over 17 days, while March sees only 34 mm (1.3 in) spread across 11 days. This makes March a relatively drier month with a lower humidity level of 77%, compared to June's high humidity at 81%. For more details, you can check Saint Croix weather in March.

When comparing the weather in April and June, we notice that June generally experiences slightly higher temperatures, with minimums reaching 25°C (77°F) and averages around 27°C (81°F), while April's temperatures range from a minimum of 23°C (74°F) to an average of 26°C (78°F). Additionally, June receives more precipitation, totaling 59 mm (2.3 in) over 17 days, compared to April's 41 mm (1.6 in) across just 10 days. Humidity also increases slightly in June, averaging 81% compared to April's 78%. For more detailed insights about April's weather, you can check out Saint Croix weather in April.

Comparing the weather in June and May reveals some subtle differences. In June, temperatures are slightly warmer, with a minimum of 25°C (77°F), an average of 27°C (81°F), and a maximum of 29°C (84°F). In contrast, May features a minimum of 24°C (75°F), an average of 26°C (80°F), and a maximum of 28°C (83°F). While both months experience similar levels of precipitation—59 mm (2.3 in) in June compared to 57 mm (2.2 in) in May—June has more rainy days, tallying 17, whereas May has only 13. Humidity also increases slightly in June at 81%, compared to 79% in May. For more detailed information, check out Saint Croix weather in May.

June and July present similar weather patterns, with both months experiencing a minimum temperature of 25°C (77°F) and an average of 27°C (81°F). However, July tends to be slightly wetter, with precipitation reaching 92 mm (3.6 in) over 19 days compared to June's 59 mm (2.3 in) across 17 days. Humidity also increases slightly in July, averaging 83% compared to June's 81%. Overall, while the temperatures remain constant, July’s increased precipitation and humidity create a noticeably more humid atmosphere. For more detailed insights, you can check Saint Croix weather in July.

In June, temperatures in Saint Croix typically range from a minimum of 25°C (77°F) to a maximum of 29°C (84°F), with an average of 27°C (81°F). The month experiences moderate precipitation, with 59 mm (2.3 in) spread over 17 days and a humidity level of 81%. In contrast, August sees a slightly increased average temperature of 28°C (82°F), with the same minimum and maximum temperatures as June. However, August also has significantly higher precipitation, totaling 123 mm (4.8 in) over 17 days, and a humidity level that rises slightly to 82%. For more details on the weather in August, you can visit Saint Croix weather in August.

In June, the weather in Saint Croix is generally warm, with average temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (84°F). The month experiences around 59 mm (2.3 in) of precipitation over 17 days, coupled with high humidity at 81%. In contrast, September sees slightly warmer temperatures, with an average of 28°C (82°F) and a maximum temperature also reaching 29°C (85°F). However, this month is significantly wetter, receiving 156 mm (6.2 in) of rain over 20 days, while humidity remains similar at 80%. For more details on September weather patterns, visit Saint Croix weather in September.

In June, temperatures on Saint Croix typically range from a minimum of 25°C (77°F) to a maximum of 29°C (84°F), with an average of 27°C (81°F). The month sees around 59 mm (2.3 in) of precipitation over 17 days, coupled with a high humidity level of 81%. In contrast, October maintains similar temperatures, with a minimum of 25°C (77°F), an average of 27°C (82°F), and a maximum of 29°C (85°F). However, October experiences significantly higher rainfall, totaling 130 mm (5.1 in) spread over 18 days, and a slightly lower humidity of 79%. For more detailed insights, check out Saint Croix weather in October.

In comparing the weather between June and November, we see that both months maintain a similar temperature profile, with average temperatures around 27°C (81°F). However, November experiences slightly cooler maximum temperatures, peaking at 28°C (83°F) compared to June's 29°C (84°F). Additionally, November tends to be wetter, with a total precipitation of 98 mm (3.9 in) over 17 days, while June has only 59 mm (2.3 in) during the same number of days. Humidity levels are fairly consistent, hovering around 81% in June and slightly lower at 79% in November. For a detailed look at November's weather, you can visit Saint Croix weather in November.

In June, the weather in Saint Croix tends to be slightly warmer, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (84°F) and an average of 27°C (81°F). The month experiences 59 mm (2.3 in) of precipitation over approximately 17 days, coupled with high humidity levels of 81%. In contrast, December brings cooler temperatures, with a minimum of 24°C (75°F) and a maximum of 28°C (83°F), averaging at 26°C (79°F). Precipitation is somewhat less in December at 50 mm (2.0 in) over about 16 days, and the humidity also dips slightly to 78%. For more details, you can check Saint Croix weather in December.

Compare Saint Croix's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Saint Croix

As June arrives in Saint Croix, the island experiences a transition into the warm embrace of summer, with temperatures consistently hovering around 27°C (81°F). Compared to other months, June is characterized by an increase in humidity, creating a lush, vibrant atmosphere that enhances the island's natural beauty. While the average rainfall rises with 17 days of precipitation, the island remains a paradise for those seeking outdoor adventure—vibrant sunsets over the ocean are worth every rainfall. To understand how these patterns fit into the broader climate, explore more about the island's weather at Saint Croix Climate.