Last updated: January 18, 2025
St. Andrew, Jamaica, presents a tropical savanna climate classified under the Koppen-Geiger system as Aw. The region experiences a warm temperature range, with a minimum of 20°C (69°F) recorded in March, and an average temperature peaking at 26°C (79°F) throughout the year. The summer months bring higher extremes, with maximum temperatures reaching up to 32°C (90°F) in July, creating a dynamic weather pattern that supports the region's lush biodiversity and vibrant culture.
St. Andrew, Jamaica, experiences a pronounced seasonal temperature pattern characterized by warm and stable conditions throughout the year. From January to March, temperatures remain relatively mild, with minimums around 20-21°C (69-70°F) and average highs peaking at roughly 29°C (84°F). As the year progresses into April and May, temperatures begin to rise, with averages climbing to 25-26°C (78-79°F) and maximums reaching 30-31°C (86-88°F). The peak heat occurs from July to September, where minimums hover around 24°C (75°F) and maximums can soar to 32°C (90°F), reflecting the warmth typical of the Caribbean summer. Moving into the final months of the year, temperatures gradually cool down but remain comfortably warm, with averages settling back to 25-26°C (78-79°F) in December, illustrating the region's tropical climate stability.
In St. Andrew, Jamaica, precipitation patterns exhibit a distinct seasonal cycle, with a notable increase towards the latter half of the year. January and February see relatively low rainfall, averaging 38 mm (1.5 in) and 35 mm (1.4 in) respectively, with January receiving rain over approximately 10 days. March marks a slight uptick as rainfall increases to 46 mm (1.8 in), followed by a significant rise in April with 66 mm (2.6 in). The month of May signals the onset of the wetter season, with precipitation peaking at 107 mm (4.2 in) across 16 days.
The summer months of June to August show fluctuating precipitation, with total rainfall measuring 49 mm (1.9 in), 37 mm (1.5 in), and 98 mm (3.8 in) respectively. September and October are the wettest months, with September receiving 105 mm (4.1 in) spread over 18 days, and October escalating to 196 mm (7.7 in) over 24 days of rain, highlighting the region's vulnerability to powerful rain events during this period. November maintains substantial rainfall at 137 mm (5.4 in) before tapering off in December to 45 mm (1.8 in), marking a seasonal transition towards drier conditions as the year concludes.
St. Andrew, Jamaica, boasts a prominent seasonal trend in sunshine duration, showcasing a consistent increase from winter into summer. January kicks off the year with 250 hours of sunshine, gradually rising through February to 303 hours. The transition continues into March, which sees a significant leap to 346 hours, marking the beginning of the peak sunshine season. April remains nearly uniform with 344 hours, while May dips slightly to 330 hours as the days begin to lengthen with the approach of summer.
The summer months truly shine, with July emerging as the sunniest month at an impressive 354 hours, closely followed by August with 342 hours. This period offers ample sunlight, beneficial for outdoor activities and tourism. However, as summer transitions into fall, sunshine hours begin to decline, with September and October presenting 321 hours and 305 hours respectively. By November and December, the sunshine duration retreats to 291 hours and 314 hours, respectively, signaling the onset of drier and cooler conditions. Overall, St. Andrew enjoys a rich variety of sunshine, peaking in mid-year, which underscores the region's tropical allure and liveliness.
In St. Andrew, Jamaica, the UV Index demonstrates a striking annual pattern that emphasizes the region's intense solar exposure, particularly in the early months of the year. January begins with a UV Index of 9, categorized as very high, and a burn time of just 15 minutes. This trend escalates rapidly in February, reaching 11, which is classified as extreme, and remains at this elevated level through March, peaking at 13 in both March and April. During these months, the sun’s intensity necessitates diligent sun protection measures, as the recommended burn time decreases to just 10 minutes.
As summer approaches, the UV Index stabilizes around 13 from May to August, sustaining the extreme exposure level. This consistency underscores the importance of sun safety during the warmer months, with a constant burn time of only 10 minutes across these peak months. A slight dip to 12 occurs in September and October, yet the extreme category remains in place. As the year winds down, November shows a return to 9 and December to 8, both categorized as very high with a burn time of 15 minutes. Overall, residents and visitors in St. Andrew must remain vigilant regarding sun exposure throughout the year, particularly from February to October when UV levels reach their peak.
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In St. Andrew, Jamaica, daylight duration remains relatively consistent throughout the year, reflecting the region's tropical climate. January and February each provide approximately 11 hours of daylight, setting a steady foundation as the year begins. As spring approaches, daylight starts to extend in March, reaching 12 hours, and this extended duration continues into April and May, where residents can enjoy the brightness of 12 hours per day. This increase in daylight helps foster the lush, vibrant environment typical of the region.
The summer months of June and July experience the peak daylight of 13 hours, enabling ample time for outdoor activities and enhancing the lively atmosphere of St. Andrew. However, as summer transitions into fall, daylight gently tapers back to 12 hours in August and September. The pattern continues into October, November, and December, where daylight returns to 11 hours. This cyclical change in daylight duration highlights the stable and predictable nature of Jamaica's climate, offering residents and visitors a rich experience in a beautifully sunlit environment year-round.
Constant Spring, Jamaica, enjoys a tropical climate characterized by warm temperatures year-round. Average monthly temperatures range from 24°C (76°F) in January to a peak of 27°C (81°F) in the summer months. The region experiences a distinct wet season, particularly from April to October, with October receiving the highest rainfall at 196 mm (7.7 in). Sunshine is abundant, peaking in July with 354 hours, ensuring plenty of bright days throughout the year. For more detailed climate information, visit Constant Spring climate.
Gordon Town, Jamaica, enjoys a warm tropical climate characterized by mild temperatures year-round. Average temperatures range from 24°C (76°F) in January to 27°C (81°F) from July to September, with maximums reaching up to 32°C (90°F) during the peak summer months. The area receives its highest rainfall in October at 196 mm (7.7 in), while May and September also have significant precipitation amounts. Despite the rain, sunshine is abundant, particularly in February with 303 hours and peaking in July at 354 hours. For detailed climate insights, visit Gordon Town climate.
The climate in Half Way Tree, Jamaica, features warm temperatures year-round, with average monthly highs ranging from 24°C (76°F) in January to 32°C (90°F) in the summer months of July and August. Precipitation varies significantly, peaking in October with 196 mm (7.7 in) and maintaining a wet season from May to October. Sunshine hours are abundant, particularly in March with 346 hours, contributing to a pleasant tropical environment. For more detailed information, visit the Half Way Tree climate.
Mavis Bank, Jamaica experiences a tropical climate characterized by warm temperatures throughout the year. January sees minimum temperatures around 20°C (69°F) and maximums reaching 29°C (84°F), while the warmest months, July and August, have highs of 32°C (90°F). Precipitation peaks in October with 196 mm (7.7 in), while May and September also see substantial rainfall. Sunshine is abundant, particularly in March with 346 hours, providing ample daylight year-round. For more detailed information, visit Mavis Bank climate.
Stony Hill, Jamaica, enjoys a tropical climate characterized by warm temperatures year-round, with monthly averages ranging from 24°C (76°F) in January to 27°C (81°F) in the summer months. The region experiences its highest rainfall in October (196 mm or 7.7 in) and May (107 mm or 4.2 in), while January is one of the driest months with only 38 mm (1.5 in) of precipitation. Sunshine is abundant, particularly in March and July, which boast over 340 hours of bright sun. For more detailed climatic information, visit Stony Hill climate.
In conclusion, St. Andrew, Jamaica, exemplifies a vibrant tropical climate characterized by its warm temperatures, varying precipitation patterns, abundant sunshine, and significant UV exposure throughout the year. With a well-defined seasonal cycle, the region offers its residents and visitors ample opportunities for outdoor activities, particularly during the sun-drenched summer months of June and July. However, the intense UV Index during the spring and summer highlights the importance of sun safety measures to mitigate risks associated with high solar radiation. Overall, St. Andrew's climate and daylight duration create an inviting environment, making it an attractive destination for those seeking both warmth and natural beauty year-round.