Climate A1 Mareth Heliport 2020-2024

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

Calculated from historical METAR data of Gabès Matmata International Airport (DTTG) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	77.4	66	74	80	70	77
February	71.7	49	65	76	68	89
March	70.1	68	79	59	66	76
April	66.3		66	49	63	79
May	77.8		50	89	77	75
June	85.2		76	94	79	87
July	95.4		91	97	93	93
August	93.7		95	90	94	93
September	88.8		90	94	92	77
October	82.8		77	96	94	87
November	76.7		63	74	80	83
December	74.5		58	63	74	75
Average	78.5	61.0	74.0	81.2	79.7	82.8

14th best VFR conditions of Tunisia

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	90.0	84	84	90	86	91
February	90.2	83	88	88	94	94
March	88.9	81	94	81	91	90
April	90.6		91	81	93	90
May	94.6		85	97	98	92
June	96.1		91	99	97	92
July	98.0		97	99	100	93
August	98.4		100	98	99	95
September	97.5		97	100	98	93
October	95.5		90	100	100	96
November	92.0		86	87	93	94
December	91.8		92	92	89	88
Average	92.7	82.5	91.5	92.9	95.2	92.3

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	16.8	19	17	16	19	17
February	18.8	20	18	18	21	20
March	22.2	25	23	21	20	21
April	24.5		25	24	25	25
May	28.5		27	31	29	31
June	33.7		32	36	35	33
July	37.3		40	36	37	39
August	36.3		35	37	38	40
September	33.2		33	35	35	32
October	28.1		31	29	27	27
November	22.4		24	24	22	23
December	18.1		18	22	17	17
Average	26.0	21.3	27.1	27.4	27.0	27.1

6th highest temperature of Tunisia

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	5.4	7	5	4	7	6
February	7.3	9	7	7	9	7
March	9.8	12	9	10	9	10
April	13.2		13	14	13	14
May	16.7		16	17	17	18
June	20.9		21	22	22	20
July	23.8		25	22	23	27
August	22.6		23	25	25	25
September	21.2		21	24	24	22
October	16.2		18	17	17	15
November	11.0		13	12	11	11
December	7.3		8	10	6	8
Average	14.0	9.4	14.8	15.4	15.1	15.3

6th lowest temperature of Tunisia

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	0.4	0	0	1	0	0
February	1.5	1	4	2	0	0
March	0.5	0	0	1	0	0
April	0.7		0	0	0	0
May	0.4		0	1	0	1
June	0.0		1	0	0	0
July	0.0		0	0	0	0
August	0.1		0	0	0	0
September	0.2		0	0	0	1
October	0.2		0	0	0	0
November	0.9		0	0	3	1
December	0.3		1	0	0	0
Average	0.4	0.4	0.5	0.3	0.2	0.3

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	10.3	12	10	9	12	9
February	10.5	13	10	10	12	8
March	10.9	11	10	11	10	12
April	11.5		11	14	11	11
May	11.5		12	9	13	12
June	10.6		11	10	12	11
July	10.0		10	10	10	10
August	9.2		9	10	9	9
September	9.6		9	9	9	11
October	8.3		8	7	9	9
November	9.6		10	11	9	8
December	10.7		11	12	10	12
Average	10.4	11.7	10.1	10.0	10.5	10.2

6th highest wind speed of Tunisia

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	247°	244°	265°	243°	283°
February	245°	273°	349°	257°	260°
March	228°	346°	083°	060°	010°
April		059°	067°	061°	072°
May		050°	053°	071°	073°
June		064°	072°	078°	075°
July		077°	074°	075°	074°
August		072°	074°	076°	078°
September		064°	066°	072°	056°
October		189°	060°	014°	067°
November		239°	263°	250°	274°
December		261°	226°	245°	245°

Prevailing wind direction

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