Climate Tchongorove Airport 2020-2024

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

Calculated from historical METAR data of Libreville Leon M'ba International Airport (FOOL) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	90.9	94	89	93	94	93
February	88.6	91	87	94	87	87
March	90.6	86	88	94	88	92
April	91.0		93	88	94	91
May	90.6		90	87	92	93
June	87.0		84	92	83	92
July	84.1		77	89	91	85
August	83.3		72	86	82	85
September	76.3		65	81	84	85
October	75.8		68	82	86	79
November	85.6		78	88	88	90
December	89.1		86	93	91	93
Average	86.5	90.1	81.0	88.6	88.1	88.5

1st best VFR conditions of Gabon

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	98.8	100	99	98	100	100
February	97.3	98	97	98	98	97
March	98.1	97	98	99	99	98
April	98.0		98	96	100	99
May	98.8		99	99	99	99
June	98.7		100	99	96	100
July	98.7		99	99	100	99
August	97.9		99	98	98	96
September	95.9		95	98	97	96
October	94.2		94	94	98	96
November	96.7		96	95	98	99
December	97.6		99	97	98	97
Average	97.6	98.0	97.6	97.5	98.2	98.0

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	30.2	31	30	30	30	31
February	30.7	31	31	31	31	31
March	30.8	31	31	31	30	31
April	30.5		31	30	31	31
May	30.2		31	30	31	31
June	28.5		29	28	29	28
July	27.4		28	27	28	28
August	27.8		28	28	28	28
September	28.3		29	28	28	28
October	28.9		29	29	29	29
November	29.3		29	30	30	29
December	29.8		30	30	30	30
Average	29.6	31.2	29.6	29.2	29.5	29.5

5th highest temperature of Gabon

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	24.9	26	25	26	24	26
February	25.2	26	25	27	24	26
March	24.7	26	24	25	24	25
April	24.1		24	25	22	25
May	24.6		25	25	24	25
June	24.2		25	24	24	24
July	23.6		24	24	23	23
August	23.6		24	24	24	23
September	24.2		25	24	24	23
October	23.8		25	24	25	22
November	24.2		25	24	24	24
December	24.5		25	24	25	25
Average	24.4	25.7	24.5	24.7	24.0	24.1

10th lowest temperature of Gabon

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	1.6	0	2	0	1	2
February	2.3	1	1	1	3	3
March	1.6	2	1	2	1	3
April	1.4		3	2	1	2
May	1.4		2	3	3	1
June	1.8		0	2	6	0
July	1.8		0	2	1	4
August	4.4		1	4	9	10
September	9.2		6	12	7	10
October	10.1		8	7	7	12
November	4.9		5	7	4	4
December	2.6		3	1	3	3
Average	3.3	1.0	2.6	3.7	4.0	4.4

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	6	5	6	6	5
February	5.6	6	6	6	5	6
March	6.0	6	6	6	6	6
April	5.8		6	6	6	6
May	6.2		7	6	6	6
June	6.8		7	6	7	7
July	7.0		7	7	7	7
August	7.2		7	8	7	7
September	7.3		8	7	7	8
October	6.7		7	6	7	7
November	6.1		6	6	6	7
December	5.8		6	6	6	6
Average	6.3	6.0	6.5	6.3	6.3	6.4

5th highest wind speed of Gabon

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	213°	210°	203°	214°	235°
February	210°	204°	216°	219°	223°
March	207°	199°	208°	208°	209°
April		228°	207°	223°	219°
May		205°	202°	233°	213°
June		198°	200°	198°	195°
July		200°	191°	191°	196°
August		200°	196°	202°	202°
September		211°	205°	208°	213°
October		222°	231°	216°	226°
November		220°	201°	214°	215°
December		219°	205°	208°	208°

Prevailing wind direction

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