Last updated: January 18, 2025
The Federal District of Brazil exhibits a Köppen-Geiger climate classification of Aw, characterized by a tropical savanna climate. This region experiences a significant range in temperatures throughout the year, with a minimum of 5°C (41°F) recorded in May and soaring to a maximum of 36°C (98°F) in October. The average temperature hovers around 22°C (72°F), creating a warm environment that underscores the district's unique climatic conditions. These temperature dynamics play a crucial role in shaping the local ecology and the livelihood of its inhabitants.
The Federal District of Brazil experiences notable seasonal temperature patterns throughout the year. As the region transitions from the warm summer months of January through March, minimum temperatures range from 15°C (60°F) to 17°C (63°F), with averages consistently around 22°C (72°F) and maximums peaking at 33°C (91°F) to 32°C (90°F). April marks the onset of cooler temperatures, with lows dipping to 14°C (57°F) and mild averages persisting into May, where a substantial drop reveals a minimum of 5°C (41°F). The chill continues into the winter months of June and July, with temperatures averaging between 19°C (67°F) to 20°C (69°F), albeit with maximums still reaching around 29°C (85°F) to 30°C (85°F). As spring approaches in August and September, temperatures begin to climb again, featuring variations that see minimums between 10°C (51°F) and 13°C (56°F) and maximums reaching peaks of 35°C (96°F) and 36°C (98°F) in October, before settling into the typically warmer and more stable climate of November and December.
In Planaltina, temperatures range from a minimum of 5°C (42°F) in May to a maximum of 36°C (98°F) in October, reflecting a warm climate throughout the year, as detailed in the monthly temperatures in Planaltina. Similarly, Brasilia experiences almost identical temperature ranges, with a minimum of 5°C (41°F) in May and a peak of 36°C (98°F) in October, as outlined in the monthly temperatures in Brasilia.
The Federal District of Brazil experiences a distinct seasonal pattern in precipitation, predominantly concentrated in the warmer months from January to March. During this period, rainfall is abundant, with February leading the charge at 243 mm (9.6 in) over 21 days, followed by 171 mm (6.7 in) in March, and 113 mm (4.5 in) in January. This peak precipitation correlates with the rainy season, contributing to lush vegetation and increased water availability in the region. As April approaches, precipitation begins to decline significantly to 93 mm (3.7 in), and by May, it drops sharply to just 16 mm (0.6 in).
The dry season ensues from June to August, where virtually no rainfall occurs, with June recording only 1 mm (0.0 in) and July completely dry. This stark contrast emphasizes the aridity typical of winter months in the district. Precipitation gradually resumes in September with a modest 9 mm (0.4 in), followed by a marked increase in October (90 mm (3.5 in)) and November (189 mm (7.4 in)). The month of December concludes the year with 230 mm (9.1 in), ushering back in the cycle of the rainy season, making the Federal District's climate a reflection of pronounced wet and dry periods.
The Federal District of Brazil enjoys an impressive amount of sunshine throughout the year, with a noticeable seasonal trend that sees a steady increase in sunshine hours as the region transitions from winter to summer. From January to March, sunshine hours gradually climb from 266 hours in January to a peak of 309 hours in March, highlighting the return of longer, sunnier days as summer approaches. April and May continue this upward trajectory, with May boasting the highest total of 325 hours, marking it as one of the sunniest months. This trend illustrates a growing abundance of sunshine as the region moves deeper into the summer season.
After reaching its zenith in May, the sunshine hours maintain robust levels throughout the winter months, with June and July recording 316 hours and 332 hours respectively. Interestingly, August takes the lead with 334 hours, indicating that the latter part of winter can still deliver ample sunlight. However, as the year wraps up, there is a gradual decline in sunshine hours, with November dropping to 283 hours and December at 299 hours. These seasonal variations emphasize the Federal District's favorable climate, where residents can expect plenty of sunshine, particularly in the summer months, while also enjoying the milder, sun-kissed winters.
The Federal District of Brazil experiences a notably high UV Index, particularly during the summer months, reflecting the region's strong sun exposure and emphasizing the importance of sun safety. From January to April, the UV Index remains in the extreme category, peaking at 16 in both January and February, with a consistent burn time of just 10 minutes. As the summer progresses into March and April, the UV Index slightly decreases but remains high at 15 and 13 respectively, maintaining the extreme levels of solar radiation that characterize this season.
As the year transitions into winter and summer wanes, the UV Index does see some fluctuations. In June, it dips to 9, categorized as very high, allowing for a slightly longer burn time of 15 minutes. July mirrors this with a UV Index of 10, before climbing back up to 12 in August, once again reaching extreme levels. The UV Index peaks again in December at 17, indicating it is crucial for residents to take protective measures against UV exposure year-round, especially during the peak months when the risk of sunburn is highest.
UV Risk Categories
In the Federal District of Brazil, daylight duration showcases a relatively consistent pattern throughout the year, with only minor variations. From January through March, residents enjoy approximately 12 hours of daylight each day, contributing to long, bright summer days that encourage outdoor activities. As the seasons transition into autumn, daylight slightly diminishes to 11 hours from April to August, reflecting the cooler months ahead while still maintaining ample daylight for daily life.
The pattern shifts again as spring approaches in September, where daylight increases back to 12 hours for the next few months, reinforcing the sense of balance in the region's light exposure. Interestingly, December stands out with 13 hours of daylight, marking the arrival of summer and providing the longest days of the year. This rhythmic cycle of daylight duration emphasizes the Federal District’s stable climate while offering its residents a predictable and favorable photoperiod year-round.
Brasília, Brazil, experiences a tropical savanna climate characterized by distinct wet and dry seasons. The warmest months are typically from September to October, with maximum temperatures reaching up to 36°C (98°F), while July is the coolest month with lows around 8°C (47°F). Rainfall is concentrated between December and March, with February recording the highest precipitation at 259 mm (10.2 in). The region enjoys abundant sunshine, peaking in July and August with over 330 hours of sun. For more details, visit Brasilia climate.
The climate in Planaltina, Brazil, is characterized by a tropical savanna climate, with distinct wet and dry seasons. Temperatures range from a minimum of 5°C (42°F) in May to a maximum of 36°C (98°F) in October, while the average temperature hovers around 22°C (72°F). The wettest months are February and November, receiving over 200 mm (7.9 in) of rain, while the dry season spans from May to July, during which precipitation is minimal. Despite the rain, Planaltina enjoys abundant sunshine throughout the year, with July and August being particularly sunny with over 330 hours of sunlight. For more detailed information, visit Planaltina climate.
In conclusion, the Federal District of Brazil exhibits a remarkable and dynamic climate characterized by distinct seasonal variations in temperature, precipitation, sunshine duration, UV Index, and daylight duration. The region's warm summers and mild winters not only create a conducive environment for agricultural and recreational activities but also underscore the importance of sun safety during periods of peak UV exposure. With ample sunshine throughout the year and predictable daylight hours, residents and visitors alike can enjoy the natural beauty and diverse ecosystems of this unique area. Understanding these climatic patterns facilitates better planning, outdoor experiences, and promotes a greater appreciation for the distinct rhythms of nature that define the Federal District.