Rio Galeão – Tom Jobim International Airport

SBGL · Rio de Janeiro, Brazil

Climate Rio Galeão – Tom Jobim International Airport 2021-2025

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 2021 and 2025.

VFR conditions (%)

Month Average 2025 2024 2023 2022 2021
January 84.6 89 73 72 79 92
February 87.3 100 83 89 85 91
March 82.9 89 68 91 93 90
April 84.8 86 83 87 89
May 80.5 90 76 78 92 79
June 78.8 87 83 75 62 88
July 76.0 56 78 78 77
August 76.0 85 61 83 78
September 76.3 78 84 71 72
October 72.4 73 57 79 55
November 74.9 79 79 80 75
December 81.7 77 84 86 86
Average 80.6 90.9 76.1 77.3 81.2 81.0

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 2025 2024 2023 2022 2021
January 95.5 97 92 87 92 100
February 97.2 100 97 98 97 98
March 96.6 97 92 99 99 100
April 96.6 98 93 95 99
May 94.8 98 95 92 98 93
June 93.6 97 95 96 85 97
July 93.6 89 97 92 94
August 92.0 97 83 95 93
September 93.7 96 98 89 96
October 94.8 94 94 98 88
November 94.6 93 97 94 94
December 95.9 94 97 97 97
Average 95.2 97.9 94.2 94.2 94.2 95.8

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 2025 2024 2023 2022 2021
January 32.1 31.8 31.0 30.8 31.1 33.0
February 31.7 35.0 31.8 33.1 30.3 30.3
March 31.1 31.6 30.6 32.0 33.2 31.8
April 28.8 30.6 28.1 28.8 28.0
May 27.4 27.5 30.3 26.6 26.8 26.8
June 26.8 27.1 29.3 26.8 24.6 25.5
July 26.4 25.8 26.5 28.1 24.3
August 26.4 28.1 27.5 25.8 26.6
September 28.6 30.6 30.5 25.6 27.8
October 28.4 28.8 28.6 28.3 25.8
November 28.7 29.5 31.3 27.3 27.3
December 30.4 30.6 31.6 29.6 29.3
Average 29.0 30.5 29.7 29.4 28.3 28.0

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month Average 2025 2024 2023 2022 2021
January 23.8 23.8 23.6 22.8 23.8 24.1
February 23.5 24.8 24.3 23.8 23.3 23.3
March 23.0 24.1 23.6 23.3 23.6 23.6
April 21.3 22.0 21.1 21.5 20.5
May 19.4 19.3 21.3 18.8 18.6 19.1
June 18.0 17.1 18.0 17.1 16.8 17.8
July 17.1 18.1 16.8 17.5 15.0
August 17.5 16.8 18.6 17.1 17.1
September 19.8 20.3 20.5 17.3 20.0
October 20.9 21.1 21.6 20.5 20.1
November 21.2 21.3 23.0 20.1 19.8
December 22.6 23.0 23.5 21.8 21.8
Average 20.8 21.8 21.1 20.9 20.1 20.2

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month Average 2025 2024 2023 2022 2021
January 6.3 5 11 13 10 1
February 4.0 1 3 2 4 3
March 4.1 4 9 1 2 1
April 4.0 0 8 6 4
May 4.0 2 7 7 3 3
June 2.8 3 3 0 7 2
July 2.5 6 2 1 2
August 6.2 3 13 6 4
September 4.8 1 1 13 0
October 7.3 8 9 4 14
November 8.0 12 4 8 10
December 7.5 10 3 9 12
Average 5.0 3.0 6.3 5.3 6.0 4.7

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 2025 2024 2023 2022 2021
January 7.0 7 7 7 7 7
February 6.9 7 8 7 7 7
March 6.8 8 7 7 7 7
April 6.4 7 6 7 7
May 5.7 6 6 5 6 6
June 5.2 6 5 5 5 6
July 5.7 5 6 5 6
August 6.3 6 6 7 6
September 6.9 7 7 7 7
October 7.3 8 7 7 8
November 7.5 7 7 8 8
December 7.5 7 8 8 8
Average 6.6 6.7 6.7 6.6 6.8 6.9

Average wind speed

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

Prevailing wind direction

Month 2025 2024 2023 2022 2021
January 109° 128° 110° 107° 112°
February 104° 116° 101° 114° 109°
March 120° 135° 104° 109° 125°
April 108° 133° 124° 183°
May 079° 041° 098° 197° 101°
June 271° 059° 041° 182° 169°
July 194° 061° 085° 173°
August 078° 105° 160° 118°
September 127° 105° 155° 134°
October 131° 131° 132° 126°
November 129° 149° 144° 131°
December 114° 126° 116° 130°

Prevailing wind direction

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