Climate and monthly weather forecastBrasília, Brazil
Climate and monthly weather forecast
The climate of Brasília
Renowned for its Tropical wet and dry or savanna weather as described in the Köppen climate classification, Brasília, the capital of Brazil, possesses a climate that is as unique as its modernist architecture. The geographical position of Brasília, nestled in the highlands of Central Brazil, significantly influences the weather patterns, making them diverse yet fairly consistent throughout the year.The weather undergoes slight fluctuations ranging from a lower limit of 14.6°C (58.3°F) to an upper limit of approximately 30.4°C (86.7°F). It is noteworthy that the temperature generally hovers from 17.3°C (63.1°F) to 18.9°C (66°F), providing moderate warmth for most of the year. Rainfall tends to be seasonal with maximum precipitation levels being observed in the last month of the year, amounting to 254mm (10"). Conversely, throughout the month of July, Brasília experiences minimal rainfall, recording a mere 1mm (0.04").
It is interesting to observe that the cloud coverage fluctuates moderately throughout the year, with percentages ranging from 12% to 55%. The relative humidity, on the other hand, records a high percentage from 73% to 87%, creating a balmy environment. Weather conditions in Brasília rarely get harsh with the wind speed usually revolving around 7km/h (4.3mph) to 10km/h (6.2mph).
The best time to visit Brasília
The optimal time to visit Brasília is factored by the city's brilliant sunshine hours and pleasant temperature. July emerges as the most appealing month for visitation, ringing in average temperatures of 25.8°C (78.4°F). The sunshine hours see a high during this month too, making it preferable for outdoor activities and exploration. With 9.6 hours of sunlight and a pleasant 28.3°C (82.9°F), August appears to be another delightful month to experience Brasília's architectural marvels.The worst time to visit Brasília
The months of November and December could prove challenging for visitors due to significant precipitation. Rainfall levels peak in these months with 254mm (10") recorded in November and 181mm (7.13") in December, accompanied by a high relative humidity of 81% and 84% respectively, making it less pleasant for travellers.Spring weather in Brasília
With blooming flora, spring in Brasília, observed from September to November, brings in a change in the weather dynamic. The temperature levels nudge towards a warmer side, rising from 24.6°C (76.3°F) in September to about 26.3°C (79.3°F) in November. With 9.7 hours of sunshine in September and 7.5 hours in November, the city offers its visitors ample time to explore and enjoy its beauty.Summer weather in Brasília
Nested in the Southern hemisphere, Brasília experiences summer from December to February. During this period, the city witnesses high record temperatures of approximately 30.4°C (86.7°F) in December and 26.1°C (79°F) in February with direct sunlight for about 7.5 hours per day, making it splendid yet warn.Autumn weather in Brasília
The months of March, April, and May bring the season of Autumn to Brasília, marked by the gradual decrease in temperature from 25.8°C (78.4°F) to 24.9°C (76.8°F). The city shimmers under the sunlight from 7.6 hours in March to about 8.9 hours in May, offering a fantastic opportunity for sightseeing.Winter weather in Brasília
Between June and August, Brasília embraces winter, a period characterized by minimal rainfall. The temperature oscillates between a comfortable 24.6°C (76.3°F) in June and a warm 28.3°C (82.9°F) in August. The sunshine hours peak during these months with a high of 9.9 hours in August, making it agreeable for outdoor activities and exploration.Weather in January
In January, conditions in Brasília, Brazil can be described as particularly wet with significant rainfall of 145mm (5.71"), most occurring over the course of 25 days. A transition from the wetter climate at the end of the previous year into the new year occurs. Weather in January »Weather in February
The weather in February sees a reduction in rainfall from 145mm (5.71") to 121mm (4.76") in comparison to January. Despite this decrease in rainfall, February still experiences a substantial number of rainy days. Hot, humid conditions continue to prevail in February. Weather in February »Weather in March
The weather in March in Brasília, Brazil sees a slight increase in rainfall to 132mm (5.2") in comparison to February. The continuation of high humidity and frequent rain sets March apart. As the month progresses, there is a noticeable easing up of both cloud cover and rain, indicating the onset of a drier season. Weather in March »Weather in April
In April, Brasília, Brazil experiences a significant reduction in rainfall from 132mm (5.2") to 97mm (3.82") compared to March. With fewer rainy days and an increase in the duration of daylight hours, this month has the onset of drier conditions. Weather in April »Weather in May
The rainfall levels in Brasília, Brazil drop drastically in May from 97mm (3.82") in April to just 35mm (1.38"). The favourable weather conditions witnessed in May are due to less rainfall. As May progresses, the city can expect an increase in sunshine hours, owing to less cloud cover. Weather in May »Weather in June
In June, the weather in Brasília, Brazil is mainly dry with rainfall recorded at the lowest annual level of 6mm (0.24"). It marks the peak of the dry season that began in May. The relatively clear skies and low annual cloud coverage contribute to the increase in sunshine hours. Weather in June »Weather in July
The dry spell continues into July with the capital city of Brazil, Brasília recording the least rainfall of 1mm (0.04"). The rainfall is negligible when compared to the record highs at the start of the year. The reduction in cloud cover further maintains the visibility at its annual high. Weather in July »Weather in August
August sees a minimal increase in rainfall in Brasília, Brazil from 1mm (0.04") to 2mm (0.08") compared to July. Transcending from the drier months, August starts to see slightly more precipitation. The wind speeds decrease slightly from July's peak as the dry season tapers off. Weather in August »Weather in September
In September, rainfall figures rise to 19mm (0.75") in Brasília, Brazil, heralding the beginning of a wetter season. This marks the end of the dry spell with an increase in rainfall from the negligible levels in August. The change from dry to wet season is evident as the days get shorter and cloud cover returns. Weather in September »Weather in October
The weather in October in Brasília, Brazil shares its similarities with September, but with rainfall increasing noticeably from 19mm (0.75") to 166mm (6.54"). This month is the beginning of the rainy season with October witnessing a sharp increase in rainfall. Weather in October »Weather in November
In November, the weather in Brasília, Brazil experiences the highest annual rainfall of 254mm (10"), a significant increase from the previous month. November is usually the wettest month of the year with the highest precipitation levels. Weather in November »Weather in December
In December, rainfall eases slightly from November's high to 181mm (7.13") in Brasília, Brazil. December still maintains substantial rain but is relatively drier than November. The end of the year sees a slight decrease in cloud coverage, despite remaining one of the wetter months. Weather in December »Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Brasília, during the entire year, the rain falls for 191.9 days and collects up to 1159mm (45.63") of precipitation.
January, March, August through November, with an average maximum UV index of 6, are months with the highest UV index in Brasília.
The months with the lowest UV index are February, April through July and December, with an average maximum UV index of 5.
With an average relative humidity of 87%, March is the most humid month.
Brasília, Brazil, experiences its lowest temperatures in June, with an average peak of 24.6°C (76.3°F) and a low of 15.1°C (59.2°F).
With an average of 11h and 12min of daylight, June has the shortest days of the year.
July is the month with the least rainfall in Brasília, Brazil. Rain falls for 1.8 days and accumulates 1mm (0.04") of precipitation.
The month with the most sunshine in Brasília is August, with an average of 9.9h of sunshine.
In Brasília, September is known for its average highest temperatures, reaching a high of 30.4°C (86.7°F) and a low of 18.4°C (65.1°F).
The least humid month is September, with an average relative humidity of 45%.
The month with the most rainfall is November, when the rain falls for 27.4 days and typically aggregates up to 254mm (10") of precipitation.
The months with the least sunshine in Brasília, Brazil, are November and December, with an average of 7.5h of sunshine.
December has the longest days of the year, with an average of 13h and 6min of daylight.
Brasília does not utilize Daylight Saving Time (DST). -03 timezone is used throughout the entire year.
Average temperature
Brasília, Brazil
The warmest month (with the highest average high temperature) is September (30.4°C).
The month with the lowest average high temperature is June (24.6°C).
The month with the highest average low temperature is October (19.5°C).
The coldest month (with the lowest average low temperature) is July (14.6°C).
Average pressure
Brasília, Brazil
- Average pressure in January:
1012.8mbar - Average pressure in February:
1012.8mbar - Average pressure in March:
1013mbar - Average pressure in April:
1014.2mbar - Average pressure in May:
1016.1mbar - Average pressure in June:
1017.9mbar
- Average pressure in July:
1018.3mbar - Average pressure in August:
1017mbar - Average pressure in September:
1014.7mbar - Average pressure in October:
1012.4mbar - Average pressure in November:
1011.6mbar - Average pressure in December:
1011.9mbar
The month with the highest atmospheric pressure is July (1018.3mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed
Brasília, Brazil
- Average wind speed in January:
7.7km/h - Average wind speed in February:
7.3km/h - Average wind speed in March:
7km/h - Average wind speed in April:
7.4km/h - Average wind speed in May:
8km/h - Average wind speed in June:
9.1km/h
- Average wind speed in July:
10km/h - Average wind speed in August:
10.3km/h - Average wind speed in September:
9.8km/h - Average wind speed in October:
8.7km/h - Average wind speed in November:
7.6km/h - Average wind speed in December:
7.7km/h
The windiest month (with the highest average wind speed) is August (10.3km/h).
The calmest month (with the lowest average wind speed) is March (7km/h).
Average humidity
Brasília, Brazil
The month with the highest relative humidity is March (87%).
The month with the lowest relative humidity is September (45%).
Average rainfall
Brasília, Brazil
- Average rainfall in January:
145mm - Average rainfall in February:
121mm - Average rainfall in March:
132mm - Average rainfall in April:
97mm - Average rainfall in May:
35mm - Average rainfall in June:
6mm
The wettest month (with the highest rainfall) is November (254mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days
Brasília, Brazil
- Average rainfall days in January:
25.1 days - Average rainfall days in February:
22.2 days - Average rainfall days in March:
25 days - Average rainfall days in April:
18.3 days - Average rainfall days in May:
10.8 days - Average rainfall days in June:
4.3 days
- Average rainfall days in July:
1.8 days - Average rainfall days in August:
1.9 days - Average rainfall days in September:
7.8 days - Average rainfall days in October:
19.8 days - Average rainfall days in November:
27.4 days - Average rainfall days in December:
27.5 days
The month with the highest number of rainy days is December (27.5 days).
The month with the least rainy days is July (1.8 days).
Average daylight / Average sunshine
Brasília, Brazil
- Average daylight in January:
12h and 54min - Average daylight in February:
12h and 36min - Average daylight in March:
12h and 12min - Average daylight in April:
11h and 42min - Average daylight in May:
11h and 24min - Average daylight in June:
11h and 12min
- Average daylight in July:
11h and 18min - Average daylight in August:
11h and 36min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 30min - Average daylight in November:
12h and 54min - Average daylight in December:
13h and 6min
The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 12min).
- Average sunshine in January:
7h and 36min - Average sunshine in February:
8h and 6min - Average sunshine in March:
7h and 36min - Average sunshine in April:
8h and 0min - Average sunshine in May:
8h and 54min - Average sunshine in June:
9h and 24min
- Average sunshine in July:
9h and 36min - Average sunshine in August:
9h and 54min - Average sunshine in September:
9h and 42min - Average sunshine in October:
9h and 0min - Average sunshine in November:
7h and 30min - Average sunshine in December:
7h and 30min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The months with the least sunshine are November and December (Average sunshine: 7h and 30min).
Average sunshine days
Brasília, Brazil
- Average sunshine days in January:
4.9 days - Average sunshine days in February:
5.4 days - Average sunshine days in March:
5.1 days - Average sunshine days in April:
9.9 days - Average sunshine days in May:
19.3 days - Average sunshine days in June:
24.7 days
- Average sunshine days in July:
29.2 days - Average sunshine days in August:
28.6 days - Average sunshine days in September:
21.2 days - Average sunshine days in October:
10.5 days - Average sunshine days in November:
2 days - Average sunshine days in December:
2.6 days
The month with the most sunshine days is July (29.2 days).
The month with the least sunshine days is November (2 days).
Average UV index
Brasília, Brazil
The months with the highest UV index are January, March, August, September, October and November (UV index 6).
The months with the lowest UV index are February, April, May, June, July and December (UV index 5).
Average cloud cover
Brasília, Brazil
The month with the most cloud cover is March (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility
Brasília, Brazil
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January, February, March and April (7km).
