Climate Mário de Almeida Franco Airport 2020-2024

Climate and trends: average temperature, flight conditions, precipitation, wind speed and direction.

Calculated from historical METAR data of Mário de Almeida Franco Airport (SBUR) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	80.8	79	66	74	94	81
February	83.7	85	84	82	87	74
March	90.3	77	91	95	92	96
April	89.7		82	96	90	91
May	89.5		83	89	86	87
June	89.8		78	86	89	96
July	94.0		92	95	89	100
August	78.4		64	81	78	87
September	65.4		82	49	43	61
October	80.3		87	76	83	53
November	86.2		88	89	85	92
December	83.7		90	74	86	85
Average	83.9	80.4	82.2	82.1	83.0	83.2

50th best VFR conditions of Brazil

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 8 km or more and a ceiling of 3,000 ft or more. Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	93.2	94	89	90	98	94
February	96.0	97	97	95	95	93
March	97.2	92	98	100	98	100
April	96.7		97	98	98	97
May	97.5		99	97	97	94
June	97.0		90	98	98	100
July	98.1		99	100	97	100
August	91.5		90	94	92	93
September	89.0		98	78	84	86
October	94.2		98	95	92	81
November	95.0		95	97	95	97
December	95.1		98	92	98	95
Average	94.9	94.2	95.5	94.4	94.9	94.1

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 5 km or more and a ceiling of 1,000 ft or more. Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	29.0	30	28	29	30	30
February	29.0	30	30	29	29	29
March	29.5	29	30	30	29	29
April	28.4		28	29	28	29
May	26.6		27	26	27	25
June	26.0		25	26	26	25
July	26.5		28	28	26	26
August	28.6		30	28	29	28
September	31.7		33	30	34	32
October	30.9		32	31	30	31
November	29.6		32	29	30	30
December	29.4		32	28	29	29
Average	28.9	29.5	29.3	28.4	28.8	28.5

62nd highest temperature of Brazil

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	20.6	21	20	20	21	21
February	20.4	21	20	21	21	20
March	20.5	21	21	21	21	19
April	19.5		19	20	18	20
May	17.1		17	16	18	15
June	16.3		15	16	16	16
July	15.7		17	17	14	16
August	17.6		19	17	18	17
September	20.3		22	19	22	22
October	20.8		22	20	20	22
November	20.3		21	19	21	21
December	20.6		22	20	19	21
Average	19.3	21.0	19.4	18.7	18.9	19.1

49th lowest temperature of Brazil

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	8.8	10	14	11	5	7
February	7.4	5	6	14	9	11
March	4.7	10	6	3	6	2
April	3.2		4	0	1	3
May	1.9		1	3	2	4
June	0.6		1	2	1	0
July	0.0		0	0	0	0
August	0.7		1	1	0	0
September	2.3		2	5	0	2
October	4.4		3	6	7	5
November	5.8		4	5	7	2
December	7.3		3	12	6	10
Average	4.5	8.0	3.9	4.9	3.4	4.0

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (knots)

Month	Average	2024	2023	2022	2021	2020
January	6.9	6	8	7	7	7
February	6.9	7	7	6	7	8
March	6.4	7	6	6	7	7
April	6.1		7	4	6	6
May	6.6		6	7	6	6
June	6.8		6	6	7	8
July	7.1		6	8	7	8
August	7.5		7	8	8	8
September	7.6		6	8	8	8
October	7.5		7	8	8	8
November	7.5		7	7	7	8
December	7.2		7	8	7	7
Average	7.0	6.6	6.7	6.9	7.0	7.3

62nd highest wind speed of Brazil

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	329°	354°	351°	015°	348°
February	011°	009°	010°	004°	352°
March	013°	047°	030°	014°	054°
April		048°	029°	098°	039°
May		057°	017°	022°	035°
June		047°	058°	044°	043°
July		043°	043°	047°	040°
August		019°	049°	060°	062°
September		024°	030°	033°	046°
October		001°	027°	011°	022°
November		354°	028°	349°	018°
December		357°	352°	017°	022°

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.