Alagoas Climate

Last updated: January 18, 2025

Alagoas, Brazil, exemplifies a distinctive climatic profile characterized by its Köppen-Geiger climate classes of As (tropical savanna) and Am (tropical monsoon). The region experiences a remarkable temperature range, with a minimum of 14°C (58°F) during the cooler month of August and soaring to a maximum of 41°C (106°F) in March. The annual average temperature hovers around 26°C (78°F), highlighting Alagoas as a locale of significant thermal variance, underlining its subtropical diversity and influencing local ecosystems and weather patterns.

Alagoas temperature by month

In Alagoas, Brazil, temperature patterns showcase a distinct seasonal variation, with generally warm conditions year-round. The hottest months, January through March, feature minimum temperatures ranging from 18°C to 19°C (65°F to 67°F), peaking at a scorching 41°C (106°F) in March, while maintaining an average near 27°C (81°F). As April arrives, temperatures begin to exhibit a slight decline, with averages dropping to 26°C (80°F), continuing this trend until July when the minimum reaches its annual low of 14°C (58°F). From July to September, average temperatures remain more temperate, hovering around 23°C to 24°C (74°F to 76°F) during the cooler months. However, by October, the temperatures rebound, achieving averages back up to 26°C (79°F), and continue to rise through December. The climate oscillates between a warmer, humid summer and a relatively cooler, dry season, distinctly shaping the region's ecological and human activities throughout the year.

Monthly Temperatures in Alagoas, Brazil

The chart illustrates Alagoas's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec808181797775737476788080
Data source: Alagoas temperature data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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The average of daily temperatures (24 hours) calculated across all days in the month.

Pao de Acucar experiences a significant temperature range, with a minimum of 16°C (61°F) in July and a maximum of 41°C (106°F) in March, making it one of the hottest spots in the region; for more details, visit monthly temperatures in Pao de Acucar. In contrast, Maragogi has milder conditions, with temperatures ranging from a minimum of 21°C (70°F) in September to a maximum of 32°C (91°F) in March, as outlined in monthly temperatures in Maragogi. Maceio experiences slightly warmer weather, with minimum temperatures of 22°C (72°F) in September and a maximum of 30°C (87°F) in March, detailed further at monthly temperatures in Maceio.

Precipitation Patterns in Alagoas

Precipitation in Alagoas, Brazil, follows a pronounced seasonal pattern marked by a distinct wet season predominantly from January to July. During this period, rainfall intensifies, peaking in May with 110 mm (4.3 in) accumulated over approximately 21 days. March and June also contribute significantly to the wet conditions, recording 106 mm (4.2 in) and 109 mm (4.3 in), respectively. The frequency of rainy days gradually increases during these months, culminating in 22 rainy days in both June and July, which underscores the region's tropical climate and its substantial moisture influx.

As the year progresses into late summer and fall, precipitation begins to wane, with August experiencing a notable decline to 70 mm (2.8 in) over 19 days. This reduction continues through October, November, and December, where rainfall plummets to 30 mm (1.2 in), 33 mm (1.3 in), and 36 mm (1.4 in), respectively. The overall decrease in precipitation and rainy days—the least being 9 days in November—marks a transition into a drier season. This variation in rainfall significantly impacts the local ecosystem, agricultural practices, and water resource management throughout the year in Alagoas.

Monthly Average Precipitation in Alagoas, Brazil

The average monthly precipitation in Alagoas, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec3848106981101091167053303336
Data source: Alagoas precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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Sunshine Duration in Alagoas

In Alagoas, Brazil, sunshine duration varies significantly throughout the year, reflecting seasonal trends that influence both climate and daily life. The region experiences its peak sunshine hours from February to March, where March boasts an impressive 344 hours of sunlight. Following this, April and May maintain robust sunshine totals at 322 and 312 hours, respectively. This increasing trend from late summer into early autumn highlights Alagoas' tropical climate, where longer daylight hours foster warm and inviting conditions, ideal for outdoor activities and agriculture.

As the year progresses towards winter, sunshine hours exhibit a gradual decline, yet remain relatively high compared to many temperate regions. June through August sees a slight dip, with June recording 297 hours, the lowest for the year, but still allowing for sunny days. Interestingly, October and December then rebound sharply, each reaching 350 hours of sunlight, ensuring a bright close to the year. Overall, the consistency of sunshine throughout the months, coupled with the seasonal peaks, underscores the region's sunny disposition, essential for its ecosystems and the lifestyle of its inhabitants.

Monthly Sunshine in Alagoas, Brazil

Monthly sunshine duration represents the total hours of direct sunlight Alagoas receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec283h318h344h322h312h297h300h324h328h350h343h350h
Data source: Alagoas sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Alagoas UV Index Trends

The UV Index in Alagoas, Brazil, consistently reflects a high level of ultraviolet radiation throughout the year, indicating an extreme exposure category that requires careful sun protection. From January to April, the UV Index remains robust, with values of 14, showcasing the intensity of sunlight during the summer months. March stands out with a peak UV Index of 15, emphasizing the need for immediate sun safety measures, as the burn time is alarmingly quick, at just 10 minutes. As the region transitions into late spring and early summer, the UV Index remains elevated but slightly decreases, with values around 12 to 14 during May, August, and September, still necessitating vigilant sun protection strategies.

As the year progresses towards the cooler months, the UV Index remains significant, with readings of 11 during June and July. Despite this minor decrease, Alagoas still ranks among regions with extreme UV radiation levels. The persistent high UV Index values in November and December, peaking again at 15, signal the importance of ongoing sun safety practices year-round. The unrelenting solar intensity underscores the need for residents and visitors alike to adopt protective measures, including sunscreen, proper clothing, and limited sun exposure, to safeguard against harmful UV effects.

Monthly Maximum UV Index for Alagoas, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Alagoas. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec141415141211111214141515
Data source: Alagoas UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

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.

Daylight Hours in Alagoas

In Alagoas, Brazil, daylight duration remains relatively consistent throughout the year, reflecting the region's equatorial position. From January to March, residents enjoy about 12 hours of daylight each day, fostering a vibrant atmosphere that encourages outdoor activities and social gatherings. As the year transitions into April, the duration slightly decreases to 11 hours, a pattern that continues through the cooler months of May to August. This stable shift highlights the minimal variation typical of tropical regions, where seasonal changes primarily influence temperature rather than length of daylight.

As the days gradually lengthen once more, Alagoas experiences a return to 12 hours of daylight in September, with this duration persisting through November and December. The consistent daylight allows for year-round agricultural endeavors and enhances the region's natural beauty, drawing both residents and tourists to its landscapes. Ultimately, the reliable daylight hours contribute to Alagoas' vibrant ecosystems and socio-economic activities, affirming the importance of this climatic characteristic in the lives of its inhabitants.

Average Monthly Daylight Hours in Alagoas, Brazil

This chart shows the total daylight hours Alagoas receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec755h742h727h711h699h693h696h707h722h737h751h759h
Data source: Alagoas daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Alagoas's Popular Destinations

Campo Grande, Brazil, experiences a tropical savanna climate characterized by warm temperatures year-round. January and February are the hottest months, with average highs of 28-35°C (82-95°F) and significant rainfall, peaking in March at 110 mm (4.3 in). The cooler months from June to August feature average temperatures ranging from 24-25°C (75-77°F) and lower precipitation, with August receiving only 58 mm (2.3 in). The region enjoys ample sunshine, averaging around 290 to 350 hours per month throughout the year, making it a vibrant place for outdoor activities. For more details on the local climate, visit Campo Grande climate.

Maceio, Brazil, experiences a tropical climate characterized by warm temperatures and significant rainfall, particularly from March to July. Average temperatures range from 24°C (75°F) in the cooler months to a maximum of 30°C (87°F) in March. The city receives the highest rainfall in May (192 mm) and July (206 mm), while October sees the least precipitation at just 52 mm. Despite the wet season, Maceio enjoys ample sunshine, with October boasting the highest number of sunshine hours at 351. For more details about the climate, visit Maceio climate.

Maragogi, Brazil, enjoys a tropical climate characterized by warm temperatures year-round, with averages ranging from 24°C (76°F) in July to 27°C (81°F) in January and February. The peak rainfall occurs from March to June, with May being the wettest month at 163 mm (6.4 in), while October and November see the least precipitation. Sunshine is abundant, especially in October and December, with over 350 hours recorded. Visitors can expect a mix of sun and occasional rain, making it suitable for beach activities throughout most of the year. For more details, check the Maragogi climate.

Pão de Açúcar, Brazil, experiences a tropical climate characterized by high temperatures and seasonal rainfall. From January to March, temperatures often peak around 39-41°C (102-106°F), with March being the hottest month. Rainfall is most abundant in March (61 mm), while October sees the least precipitation (11 mm). The area enjoys substantial sunshine, particularly from October to March, averaging over 300 hours per month. For more details, visit Pao de Acucar climate.

Penedo, Brazil experiences a tropical climate characterized by warm temperatures and seasonal rainfall. January and February are the hottest months, with average highs around 28-35°C (82-95°F) and significant precipitation, particularly in March, which sees up to 110 mm (4.3 in). The dry season typically occurs from October to December, with lower rainfall and plenty of sunshine, peaking at 357 hours in October. Overall, the weather remains quite pleasant year-round, making it an attractive location for visitors. For more details, visit Penedo climate.

Santana do Ipanema, Brazil, experiences a tropical climate characterized by high temperatures and varying rainfall. Monthly average temperatures range from 23°C (74°F) in July to 29°C (84°F) in February, with maximums occasionally reaching up to 41°C (105°F) in March. The wettest months are typically March and June, receiving around 67 mm (2.6 in) and 63 mm (2.5 in) of precipitation, respectively. Despite the rainfall, residents enjoy ample sunshine throughout the year, particularly in October with 347 hours. For more details on the Santana do Ipanema climate, please visit the link.

Sao Sebastiao, Brazil, experiences a tropical climate characterized by warm temperatures year-round. The hottest months typically are December to March, with maximum temperatures reaching up to 37°C (99°F) in March, while July is the coolest month with a maximum of 30°C (86°F). Rain is most prevalent from May to July, where precipitation peaks at around 109 mm (4.3 in) in June. Despite the rainfall, sunshine is abundant, with October boasting the highest sunshine hours at 355. For more details, visit Sao Sebastiao climate.

Conclusion

In conclusion, Alagoas, Brazil, presents a dynamic climate characterized by distinct temperature ranges, consistent sunlight, and high UV exposure alongside a stable daylight duration. The region's tropical savanna and monsoon climate create distinct wet and dry periods, influencing local ecosystems and agricultural practices. The notable variations in precipitation and sunshine hours contribute to a vibrant setting well-suited for outdoor pursuits, while the consistently extreme UV Index underscores the importance of sun safety. Overall, understanding these climatic factors is essential for residents, tourists, and policymakers alike, as they navigate the opportunities and challenges posed by Alagoas' unique environmental conditions.

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