Climate Mano Dayak International Airport 2020-2024

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

Calculated from historical METAR data of Tahoua Airport (DRRT) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	66.4	71	87	66	74	36
February	50.2	66	44	40	44	55
March	58.5	73	84	32	34	73
April	80.6		73	87	86	76
May	81.1		85	88	86	66
June	75.7		78	89	72	65
July	94.1		95	95	93	94
August	93.9		81	98	99	96
September	96.5		96	98	99	100
October	86.5		70	85	94	93
November	88.7		76	95	96	82
December	75.0		70	71	72	86
Average	79.2	70.0	79.1	79.7	79.0	76.7

1st best VFR conditions of Niger

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	79.4	84	93	79	87	56
February	67.1	83	67	61	59	66
March	70.1	86	89	44	57	79
April	93.1		86	97	99	91
May	92.4		93	95	96	86
June	87.9		88	96	87	81
July	96.6		97	98	96	96
August	98.8		99	99	99	99
September	98.4		99	99	99	100
October	96.2		88	98	99	98
November	96.7		93	99	98	94
December	87.2		80	87	88	97
Average	88.9	84.1	89.9	88.2	88.7	86.9

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	31.1	32	32	29	34	30
February	33.0	33	34	33	33	32
March	38.3	40	39	38	37	38
April	41.0		40	41	41	42
May	41.1		42	41	42	41
June	38.6		38	38	39	39
July	34.9		36	35	34	34
August	32.7		33	33	33	32
September	35.0		36	34	36	34
October	36.8		38	36	38	36
November	35.8		37	34	37	34
December	32.4		32	33	31	34
Average	35.5	35.0	36.3	35.4	36.3	35.4

3rd highest temperature of Niger

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	16.1	16	17	15	17	16
February	18.2	18	21	17	18	17
March	24.1	25	25	24	24	23
April	26.2		26	27	25	26
May	27.9		30	28	28	25
June	26.3		27	27	27	25
July	24.1		27	25	22	25
August	23.0		25	22	24	22
September	25.0		26	25	25	24
October	24.2		26	24	24	22
November	21.2		23	20	22	19
December	17.3		17	19	17	18
Average	22.2	19.9	24.1	22.8	22.8	21.9

4th lowest temperature of Niger

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	0.0	0	0	0	0	0
February	0.0	0	0	0	0	0
March	0.0	0	0	0	0	0
April	0.0		0	0	0	0
May	0.2		0	0	0	1
June	0.2		0	0	0	0
July	0.3		0	0	1	1
August	1.1		0	2	1	2
September	0.3		0	1	0	1
October	0.3		0	0	0	1
November	0.0		0	0	0	0
December	0.0		0	0	0	0
Average	0.2		0.0	0.2	0.1	0.4

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	10.2	11	8	12	7	13
February	9.9	10	10	12	8	10
March	8.7	10	7	10	9	7
April	7.2		7	7	7	8
May	7.1		6	7	7	8
June	8.0		8	8	7	8
July	7.7		6	9	8	9
August	6.8		6	8	6	6
September	5.8		6	5	6	5
October	5.9		7	6	5	5
November	7.3		8	6	8	7
December	9.0		10	7	11	6
Average	8.1	10.4	7.3	8.2	7.2	7.7

3rd highest wind speed of Niger

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	060°	087°	083°	088°	095°
February	057°	098°	097°	096°	092°
March	049°	107°	099°	085°	098°
April		135°	223°	128°	146°
May		214°	218°	202°	255°
June		222°	238°	230°	258°
July		235°	241°	227°	250°
August		225°	225°	222°	234°
September		216°	227°	230°	222°
October		068°	114°	112°	163°
November		058°	089°	084°	088°
December		055°	087°	085°	078°

Prevailing wind direction

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