Last updated: January 18, 2025
Sonsonate, located in El Salvador, exhibits a tropical savanna climate classified under the Köppen-Geiger system as Aw. The region experiences a temperature spectrum that ranges from a chilly minimum of 14°C (58°F) in January to an average of 25°C (78°F) throughout the year. Notably, the heat peaks in February, with maximum temperatures soaring up to 37°C (98°F). This climatic profile underscores the warm and varied temperatures characteristic of Sonsonate, influencing both its ecological dynamics and agricultural practices.
In Sonsonate, El Salvador, temperature patterns exhibit a distinct seasonal variation throughout the year. The region experiences its coolest months in January and February, with minimum temperatures dipping to 14°C (58°F) and maximums reaching 37°C (98°F) in February. As spring approaches, temperatures gradually rise, peaking in the summer months of March and April, where the maximum can hit 36°C (96°F). The warmth persists into May and June, maintaining daytime highs around 34°C (93°F). However, from July through September, temperatures stabilize, with averages consistently around 25-26°C (77-79°F) and maximums decreasing slightly to the lower 30s°C (around 90°F). The year concludes with a return to cooler temperatures in December, hovering around 15°C (60°F) at night, while daytime temperatures remain relatively stable, underscoring the tropical savanna climate that characterizes Sonsonate.
Precipitation patterns in Sonsonate, El Salvador, are characterized by a distinct wet and dry season. The year begins with minimal rainfall in January and February, each recording only 6 mm (0.2 in), marking the driest months with virtually no significant rainfall days. As March approaches, rainfall begins to pick up, totaling 13 mm (0.5 in), leading to a notable increase in precipitation by April, which sees 66 mm (2.6 in) over about 14 days. This transition sets the stage for the arrival of the rainy season, which escalates dramatically from May through October, when the region experiences the bulk of its annual rainfall.
During this rainy season, precipitation peaks in September and October, with totals reaching 372 mm (14.6 in) and 373 mm (14.7 in), respectively, and frequent rain days averaging nearly 29 days in September. The culmination of this rainy period often brings heavy downpours, as seen in June with 355 mm (14.0 in) and July with 198 mm (7.8 in). As the year progresses into November and December, precipitation tapers off significantly, with November seeing 71 mm (2.8 in) and December dropping to 10 mm (0.4 in), reflecting a return to drier conditions.
In Sonsonate, El Salvador, the sunshine duration exhibits a clear seasonal trend, with hours of sunlight steadily increasing from the cooler months of January and February into the warmer season. January starts the year with 262 hours of sunshine, which gradually climbs to 292 hours in February. This rising trend continues as March reaches a peak of 327 hours, marking it as one of the sunniest months of the year. Notably, April and May maintain high sunshine levels, with 319 and 313 hours respectively, making these months ideal for outdoor activities and agricultural pursuits.
As the rainy season approaches in June, sunshine hours decline to 283 hours, hinting at the onset of cloudier conditions. Despite this decrease, July again witnesses a resurgence with 327 hours of sunshine, comparable to the peak months earlier in the year. Following July, the sunshine duration slightly tapers off in August and September, averaging around 311 and 297 hours respectively. However, the months of November and December exhibit a return to longer sunshine hours, with 309 and 325 hours recorded, reflecting the consistent interplay of the region's climate and changing seasons.
The UV Index in Sonsonate, El Salvador, reflects a significant risk of harm from unprotected sun exposure, particularly during the peak months of the year. The index shows extreme values ranging from 11 to 14, predominantly from January through June. March and April are especially notable, recording a peak UV Index of 14, corresponding to an extremely high level of solar irradiance and an advisable burn time of just 10 minutes. This indicates that during these months, residents and visitors must take extra precautions to protect their skin from potential sunburn and long-term damage.
As the year progresses into the latter months, a slight decline in the UV Index is observed. October sees a decrease to 12, while November and December drop further to 10 and 9, respectively, categorized as very high and suggesting a slightly longer burn time of 15 minutes. Although the UV Index is relatively lower during these months, it still emphasizes the importance of sun protection. Overall, Sonsonate's UV Index underscores the persistent need for sun safety measures, particularly during the second quarter of the year when sun exposure poses the greatest risk.
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In Sonsonate, El Salvador, daylight duration remains relatively stable throughout the year, creating a consistent rhythm for daily activities. The year begins with 11 hours of daylight in both January and February, allowing for ample time to enjoy outdoor pursuits despite the cooler temperatures. As March arrives, daylight extends to 12 hours, a trend that continues through the warm months of April, May, and June. This steadiness in daylight duration makes this period particularly favorable for agriculture and recreation.
As the year transitions into the second half, daylight duration remains constant at 12 hours from July through September, providing plenty of light during the peak of the rainy season. However, a gradual decrease is observed in October, November, and December, where daylight returns to 11 hours. This shift signals the transition into the cooler, drier months of the year. Overall, the consistent daylight hours in Sonsonate highlight the region's tropical climate, allowing for various activities to thrive year-round while still being mindful of seasonal changes.
The climate in Izalco, El Salvador, features warm temperatures year-round, with average highs ranging from 24°C (76°F) in January to 26°C (79°F) in the summer months. Precipitation varies significantly, peaking in May with 310 mm (12.2 in) and continuing through October, while the dry months have minimal rainfall, such as just 7 mm (0.3 in) in January and February. Sunshine is abundant, especially in March, which enjoys 327 hours of sunlight. Overall, Izalco experiences a tropical climate, making it a vibrant destination. For more details, visit Izalco climate.
Juayua, El Salvador, experiences a tropical climate characterized by warm temperatures and significant seasonal rainfall. Average temperatures range from 24°C (76°F) in January to 26°C (79°F) in the warmer months, with maxima often reaching 33°C (92°F). The rainy season peaks in May through October, with highest precipitation in September at 391 mm (15.4 in). Despite heavy rains, Juayua also enjoys ample sunshine, particularly in March with 327 hours. For more details, visit Juayua climate.
Nahuizalco, El Salvador features a tropical climate with warm temperatures throughout the year. Monthly averages range from 24°C (76°F) in January to 26°C (79°F) from March to May, peaking at 33°C (92°F) in March and April. The rainy season spans from May to October, with notable precipitation peaking in September at 391 mm (15.4 in). Despite the rain, Nahuizalco enjoys considerable sunshine, averaging 262 hours in January and reaching 327 hours in March and July. For more detailed information, visit Nahuizalco climate.
In conclusion, Sonsonate, El Salvador, experiences a diverse climate characterized by a tropical savanna profile, featuring significant temperature variations, distinctive rainfall patterns, and a remarkable consistency in daylight duration throughout the year. The region's high UV Index emphasizes the need for sun protection, particularly during the peak months when sunlight intensity is at its highest. With ample sunshine hours contributing to agricultural productivity and outdoor activities, residents and visitors alike can enjoy the vibrant climate while being mindful of necessary precautions. Understanding these climatic features not only enhances awareness of environmental conditions but also aids in planning and adapting to the dynamic seasonal changes typical of this tropical locale.