Statistics Rio Galeão – Tom Jobim International Airport 2019-2023

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

Calculated from historical METAR data of Rio Galeão – Tom Jobim International Airport (SBGL) between 2019 and 2023.

VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	85.6	72	79	92	88	96
February	86.2	89	85	91	73	89
March	84.2	91	93	90	81	79
April	84.6	83	87	89	88	80
May	79.7	78	92	79	85	72
June	77.0	75	62	88	83	85
July	79.0	78	78	77	85	82
August	74.7	61	83	78	87	73
September	74.8		71	72	78	63
October	75.1		79	55	77	84
November	73.7		80	75	69	67
December	82.2		86	86	73	79
Average	79.9	78.1	81.2	81.0	80.0	79.2

54th best VFR conditions of Brazil

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met:

• Visibility: 8 km or more
• Ceiling: 3,000 ft or more

Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	95.9	87	92	100	98	100
February	96.7	98	97	98	92	97
March	97.2	99	99	100	92	95
April	96.4	93	95	99	99	96
May	94.3	92	98	93	97	91
June	93.0	96	85	97	95	96
July	94.3	97	92	94	96	98
August	91.3	83	95	93	96	94
September	92.6		89	96	93	89
October	95.0		98	88	97	97
November	94.4		94	94	94	97
December	96.0		97	97	92	94
Average	94.7	92.9	94.2	95.8	95.0	95.3

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met:

• Visibility: 5 km or more
• Ceiling: 1,000 ft or more

Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	32.3	31	31	33	31	35
February	31.2	33	30	30	30	32
March	31.2	32	33	32	29	31
April	28.6	28	29	28	28	30
May	27.0	27	27	27	27	29
June	26.4	27	25	26	28	28
July	26.4	27	28	24	27	27
August	26.2	28	26	27	27	26
September	27.9		26	28	30	27
October	28.3		28	26	29	29
November	28.1		27	27	28	28
December	30.1		30	29	30	30
Average	28.6	28.9	28.3	28.0	28.5	29.2

66th highest temperature of Brazil

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	23.8	23	24	24	23	24
February	23.2	24	23	23	22	24
March	22.8	23	24	24	21	22
April	21.2	21	22	21	21	22
May	19.1	19	19	19	18	22
June	18.1	17	17	18	19	19
July	17.0	17	18	15	18	17
August	17.6	19	17	17	17	17
September	19.6		17	20	21	20
October	20.7		21	20	20	21
November	20.9		20	20	21	21
December	22.4		22	22	23	23
Average	20.5	20.3	20.1	20.2	20.3	20.9

58th lowest temperature of Brazil

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2023	2022	2021	2020	2019
January	5.9	13	10	1	8	1
February	4.6	2	4	3	10	7
March	3.4	1	2	1	7	5
April	4.6	8	6	4	2	6
May	3.9	7	3	3	4	5
June	2.6	0	7	2	2	2
July	2.0	2	1	2	4	2
August	6.6	13	6	4	4	7
September	6.1		13	0	5	13
October	6.8		4	14	6	4
November	8.1		8	10	5	7
December	7.8		9	12	16	4
Average	5.2	5.7	6.0	4.7	6.2	5.2

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	2023	2022	2021	2020	2019
January	6.9	7	7	7	7	8
February	6.7	7	7	7	7	7
March	6.7	7	7	7	7	6
April	6.4	6	7	7	6	7
May	5.7	5	6	6	6	6
June	5.2	5	5	6	5	5
July	5.8	6	5	6	6	6
August	6.3	6	7	6	6	6
September	6.9		7	7	7	7
October	7.2		7	8	8	7
November	7.5		8	8	7	8
December	7.5		8	8	6	8
Average	6.6	6.2	6.8	6.9	6.5	6.6

66th 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	2023	2022	2021	2020	2019
January	110°	107°	112°	124°	107°
February	101°	114°	109°	117°	110°
March	104°	109°	125°	135°	117°
April	133°	124°	183°	107°	108°
May	098°	197°	101°	130°	090°
June	041°	182°	169°	079°	075°
July	061°	085°	173°	089°	113°
August	105°	160°	118°	144°	117°
September		155°	134°	116°	129°
October		132°	126°	136°	134°
November		144°	131°	129°	137°
December		116°	130°	127°	125°

Prevailing wind direction

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