Climate Guajará-Mirim Airport 2020-2024

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

Calculated from historical METAR data of Guajará-Mirim Airport (SBGM) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	71.9	72	78	79	76	67
February	66.8	84	63	75	65	69
March	68.6	94	61	60	53	74
April	75.3		84	78	75	74
May	80.2		79	89	80	82
June	76.0		90	75	62	63
July	95.6		98	98	95	87
August	81.3		93	70	64	80
September	68.8		92	41	67	28
October	88.8		97	90	81	91
November	79.6		92	80	69	87
December	68.3		84	59	58	72
Average	77.3	83.0	84.4	75.0	70.5	72.6

81st 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	95.2	96	97	97	95	92
February	92.5	100	96	96	86	93
March	91.4	99	93	89	81	92
April	95.0		98	98	95	94
May	95.5		96	95	94	94
June	92.1		100	95	84	80
July	98.7		100	100	100	93
August	95.6		97	96	88	98
September	84.5		99	74	96	51
October	97.5		100	100	92	100
November	95.3		98	97	89	98
December	93.4		100	90	89	92
Average	94.3	98.3	97.8	93.9	90.7	89.5

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	30.6	31	31	31	31	32
February	30.1	31	30	31	30	31
March	30.6	32	29	30	30	31
April	30.9		31	31	31	31
May	30.5		31	30	31	30
June	28.6		30	21	29	30
July	32.2		33	33	32	31
August	33.0		35	32	34	34
September	33.3		36	29	35	34
October	33.2		36	33	33	33
November	32.0		34	32	31	33
December	30.9		32	30	31	31
Average	31.3	31.3	32.2	30.2	31.3	31.6

38th 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	24.8	26	25	24	24	26
February	24.7	25	24	24	25	26
March	25.1	26	24	24	24	26
April	24.9		25	25	24	25
May	24.3		24	21	23	24
June	21.6		22	13	20	24
July	22.9		23	23	20	22
August	23.6		25	22	22	21
September	25.2		27	20	26	25
October	26.3		27	25	26	26
November	25.9		27	24	25	26
December	25.2		26	25	24	25
Average	24.6	25.4	24.8	22.4	23.5	24.5

80th 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	5.7	8	3	4	6	12
February	6.3	3	5	4	9	12
March	6.0	2	14	7	9	4
April	2.5		2	3	3	4
May	2.0		1	2	1	6
June	0.7		0	1	3	1
July	0.0		0	0	0	1
August	0.6		0	1	0	0
September	0.5		0	1	0	0
October	1.3		0	1	3	1
November	3.1		2	0	10	3
December	5.9		3	10	7	7
Average	3.0	4.2	2.4	2.5	4.2	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	6.0	6	7	6	6	6
February	5.5	5	6	5	5	6
March	5.4	5	5	5	5	5
April	5.1		5	6	6	5
May	5.2		6	5	6	5
June	5.2		6	4	6	5
July	5.7		6	5	6	5
August	6.4		6	7	7	6
September	5.7		6	6	6	5
October	5.8		6	6	6	6
November	5.6		6	6	6	6
December	5.4		5	2	6	6
Average	5.5	5.1	5.7	5.3	5.7	5.5

38th 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	294°	307°	339°	331°	328°
February	317°	311°	330°	319°	329°
March	306°	303°	359°	327°	327°
April		312°	074°	039°	122°
May		101°	138°	150°	141°
June		106°	144°	160°	116°
July		081°	007°	163°	144°
August		304°	145°	173°	257°
September		295°	173°	329°	183°
October		294°	319°	331°	334°
November		280°	112°	324°	337°
December		291°	281°	336°	325°

Prevailing wind direction

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