Climate and monthly weather forecast
Virgin Islands National Park, VI

Falling under the Tropical Monsoon category of the Köppen climate classification, the climate of Virgin Islands National Park exhibits ample warmth throughout the year. Geographically situated in a tropical region, the park experiences significant fluctuations in sea temperature as well as daylight hours.

Sea temperature remains warm through the year, starting from January with a warm 79.5°F (26.4°C), dropping slightly to 78.7°F (25.9°C) in February, and then steadily climbing from March through August. It reaches peak warmth in September at 85°F (29.4°C) before starting a subtle descent to 84.5°F (29.2°C) in October, 83.6°F (28.7°C) in November, and finally 81.3°F (27.4°C) in December.

Daylight hours also change with the seasons, beginning at 11.2 hours in January, the hours gradually stretch up to 13.2 hours in June and July, providing ample sunshine. This trend reverses from August (12.7 hours) as the days begin to shorten towards the end of the year, coming down to 11 hours in December.

Unique weather conditions or patterns are apparent in the sea temperatures at Virgin Islands National Park, with peak warmth aligning with the summer months and slightly cooler temperatures seen during the early part of the year.

Considering the consistent sea temperatures and the daylight hours, the best time to visit the Virgin Islands National Park could be from late spring to early fall. This period from April.

Spring in Virgin Islands National Park features increasingly warm sea temperatures, starting from 79°F (26.1°C) in March to 81.5°F (27.5°C) in May. Daylight hours during this season also indulge visitors with a gradual increase ranging from 12.1 hours in March to 13 hours in May, providing ample opportunities for a variety of outdoor activities.

Summer at Virgin Islands National Park presents the warmest sea temperatures of the year, beginning at 83°F (28.3°C) in June to a peak of 85°F (29.4°C) in September. Daylight hours reach maximum in June and July (13.2 hours), before slightly decreasing to 12.7 hours in August and 12.2 hours in September. This period encapsulates the essence of tropical charm, with warm waters and long days allowing visitors to make the most of their time at the park.

Autumn at the park witnesses a slight dip in sea temperatures, starting from 84.5°F (29.2°C) in October to 81.3°F (27.4°C) in December, yet the waters remain pleasantly warm. Daylight hours also decrease during this period, ranging from 11.7 hours in October to 11 hours in December, but still provide ample sunlight for daytime activities.

Winter in Virgin Islands National Park presents the lowest sea temperatures and daylight hours of the year. However, with sea temperatures hovering around 79.5°F (26.4°C) in January to 79°F (26.1°C) in March, and ample daylight ranging from 11.2 hours to 12.1 hours during the same period, this season still provides a relatively mild climate compared to many regions. The cooler sea temperatures might reduce water-based activities but there remains a lot to explore within the park.

The year begins with moderate weather in the Virgin Islands National Park. The characteristic sea temperature of 79.5°F (26.4°C) sets the ambient conditions for the rest of the month. This moderate weather remains fairly steady. Weather in January »

There is a slight drop in sea temperature from previous months to 78.7°F (25.9°C) in the Virgin Islands National Park during February. Yet, the weather remains favorably warm. Wildlife viewing is particularly rich in this period, with the turtle hatching season in full swing. Weather in February »

March brings a perceivable rise in sea temperature to 79°F (26.1°C) in the Virgin Islands National Park, bridging between the colder start of the year and the imminent summer months. The trend of progressively longer daylight hours also continues in March, providing more opportunities for exploration and wildlife watching. Weather in March »

April marks a clear rise in sea temperature from previous months to 80.6°F (27°C) in the Virgin Islands National Park, indicating the transition towards warmer months. The flora of the park flourishes, as both native and migratory bird species continue to attract bird-watchers. Weather in April »

In the Virgin Islands National Park, the sea temperature reaches up to 81.5°F (27.5°C) in May. The weather remains consistently warm, nurturing the tropical marine life of the park. Snorkeling is particularly rewarding during this month. Weather in May »

June signifies the height of summer in the Virgin Islands National Park, with sea temperature climbing up to 83°F (28.3°C). With the increase in warmth, the park resonates with sounds of wildlife. Activities such as swimming and hiking gain popularity due to extended daylight hours. Weather in June »

July signals the peak of summer in the Virgin Islands National Park, with sea temperatures reaching unforeseen highs of 83.6°F (28.7°C). Wildlife enthusiasts particularly enjoy this season due to increased animal activity. The clear skies and warm seas deliver ideal conditions for water sports. Weather in July »

August brings the year’s highest sea temperature to the Virgin Islands National Park, peaking at 84.4°F (29.1°C). Even as high temperatures persist, the park maintains its rich biodiversity. While humidity may be higher in this month, the region shines in its full tropical splendor. Weather in August »

In September, the sea temperature reaches a high of 85°F (29.4°C) in the Virgin Islands National Park, maintaining the trend from the previous month. Despite the high temperatures, the park’s diverse species continue to thrive. Weather in September »

October brings a marginal dip in sea temperature to 84.5°F (29.2°C) in the Virgin Islands National Park. Nonetheless, the warm weather continues to sustain a thriving marine ecosystem. Birdwatching remains a popular activity during this month. Weather in October »

November signifies the cooling down of sea temperature from the intense summer, registering at 83.6°F (28.7°C) in the Virgin Islands National Park. The park transitions into more comfortable weather. Tourist activity remains steady with the ever-present wildlife sightings. Weather in November »

In December, the Virgin Islands National Park experiences a sizeable drop in sea temperature from previous months to 81.3°F (27.4°C). Still, the weather remains pleasantly warm for future visitors. With daylight hours at their shortest, there is a peaceful aura settling over the park. Weather in December »