Climate Mário Ribeiro Airport 2020-2024

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

Calculated from historical METAR data of Mário Ribeiro Airport (SBMK) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	88.0	74	88	85	96	74
February	86.6	68	99	92	75	96
March	93.6	92	97	100	99	84
April	96.8		96	97	98	94
May	98.1		98	99	100	95
June	98.7		100	100	99	98
July	98.6		97	99	100	99
August	99.5		99	100	100	100
September	99.4		99	99	100	100
October	96.7		98	98	96	89
November	89.2		96	87	79	88
December	85.1		90	71	75	97
Average	92.3	78.0	96.2	94.3	92.7	91.8

6th 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	94.3	90	96	92	99	85
February	94.3	91	100	95	87	100
March	98.5	100	100	100	100	96
April	99.5		100	99	100	98
May	99.4		100	100	100	100
June	100.0		100	100	100	100
July	100.0		100	100	100	100
August	100.0		100	100	100	100
September	99.8		100	100	100	100
October	98.9		100	99	99	97
November	95.6		98	95	90	94
December	94.3		96	89	92	99
Average	97.3	93.4	99.0	97.4	97.0	96.7

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	31.2	30	30	30	32	30
February	30.5	30	33	30	29	31
March	31.3	33	33	32	31	29
April	30.5		32	32	30	29
May	29.3		30	29	30	28
June	28.7		29	29	29	28
July	28.1		29	29	28	28
August	29.7		31	30	28	29
September	32.5		34	32	34	33
October	32.7		34	32	32	31
November	30.4		35	29	28	29
December	30.4		34	28	29	31
Average	30.5	30.8	31.7	30.1	29.9	29.5

39th 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	20.4	21	20	20	20	21
February	20.4	21	20	20	20	21
March	19.9	21	20	19	19	19
April	19.8		20	19	19	24
May	17.6		16	15	17	23
June	15.9		14	13	14	23
July	14.2		15	14	13	15
August	15.9		17	15	15	16
September	18.3		20	18	19	18
October	21.0		21	21	21	22
November	20.5		21	20	20	20
December	20.5		22	20	21	20
Average	18.9	21.0	18.7	17.5	18.0	20.0

37th 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	7.2	14	6	8	2	19
February	7.1	12	0	6	16	4
March	2.8	1	0	0	2	8
April	2.0		3	0	2	7
May	0.9		0	1	0	2
June	0.1		0	0	0	1
July	0.0		0	0	0	0
August	0.4		2	0	0	0
September	0.4		0	0	0	0
October	3.3		2	5	3	9
November	7.2		2	8	12	7
December	9.2		5	17	15	2
Average	4.2	9.2	1.7	3.6	4.2	5.5

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	5.5	5	5	6	6	5
February	5.0	5	5	5	5	4
March	5.1	5	6	6	5	5
April	5.3		5	6	5	5
May	4.8		5	5	4	5
June	5.2		5	4	5	6
July	6.1		6	6	6	6
August	6.5		6	7	8	7
September	6.7		7	6	6	6
October	6.4		6	7	6	5
November	5.3		5	5	5	5
December	5.2		6	5	5	5
Average	5.5	4.9	5.4	5.6	5.4	5.1

39th 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	036°	055°	044°	070°	035°
February	056°	065°	055°	052°	043°
March	054°	083°	081°	072°	078°
April		077°	080°	087°	070°
May		109°	087°	099°	076°
June		089°	090°	093°	088°
July		102°	081°	092°	085°
August		085°	087°	092°	092°
September		080°	075°	079°	085°
October		086°	079°	074°	072°
November		084°	060°	066°	071°
December		076°	051°	054°	054°

Prevailing wind direction

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