Climate El Borma Airport 2020-2024

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

Calculated from historical METAR data of El Borma Airport (DTTR) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	90.8	97	91	85	96	90
February	85.0	92	80	87	79	97
March	75.7	72	89	68	84	71
April	62.2		82	51	39	57
May	70.8		75	88	65	48
June	82.9		90	92	83	63
July	91.3		92	91	85	85
August	92.1		92	89	93	89
September	92.3		98	97	79	86
October	91.2		98	93	87	84
November	89.1		100	89	89	75
December	91.2		97	74	90	98
Average	84.5	85.6	90.1	84.1	79.6	77.9

13th 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	96.4	97	97	91	97	95
February	94.3	99	92	92	89	99
March	87.3	75	93	81	89	88
April	76.2		88	77	51	67
May	80.2		86	92	68	54
June	89.8		93	92	88	73
July	92.9		92	92	90	88
August	94.2		95	94	93	90
September	97.6		99	99	93	99
October	96.9		100	97	100	89
November	95.6		100	97	97	86
December	98.4		100	97	96	99
Average	91.5	89.2	94.2	91.5	86.4	84.8

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	18	17	15	20	17
February	20.0	21	19	20	22	21
March	24.2	27	25	23	24	24
April	29.3		29	30	31	29
May	34.0		32	33	36	37
June	39.0		38	41	41	39
July	41.2		44	40	42	39
August	39.7		39	40	43	41
September	36.9		36	39	39	37
October	29.4		32	31	29	31
November	22.9		26	23	23	23
December	18.4		18	23	18	19
Average	28.4	22.0	29.5	29.9	30.5	29.5

1st 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	4.8	8	4	2	6	6
February	7.9	8	8	8	9	7
March	11.4	13	11	11	11	11
April	16.6		15	16	17	17
May	20.7		19	19	22	23
June	25.0		25	26	28	24
July	25.1		29	26	14	25
August	25.2		25	27	24	26
September	24.1		24	26	24	24
October	18.0		19	18	18	18
November	10.8		12	12	12	12
December	7.0		8	11	5	7
Average	15.5	9.5	16.5	17.1	15.6	16.7

11th 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	0.1	0	0	0	0	1
February	0.3	0	1	0	0	0
March	0.2	0	0	0	0	0
April	0.0		0	0	0	0
May	0.0		0	0	0	0
June	0.0		0	0	0	0
July	0.0		0	0	0	0
August	0.0		0	0	0	0
September	0.0		0	0	0	0
October	0.1		0	0	0	0
November	0.4		0	0	0	3
December	1.0		3	2	0	0
Average	0.1		0.2	0.1	0.0	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	7.6	7	7	6	8	6
February	9.1	10	10	8	10	6
March	10.3	9	9	11	10	12
April	11.1		11	12	12	11
May	11.1		13	9	11	10
June	10.1		10	9	11	10
July	8.9		9	9	8	9
August	8.7		9	9	8	9
September	9.0		9	9	9	9
October	8.2		9	7	9	9
November	7.7		7	8	8	6
December	7.8		7	8	7	9
Average	9.2	8.8	9.2	8.9	9.2	9.0

1st 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	222°	223°	301°	216°	071°
February	244°	075°	062°	133°	058°
March	182°	065°	122°	074°	003°
April		087°	083°	108°	114°
May		204°	107°	054°	094°
June		101°	103°	125°	087°
July		113°	077°	111°	066°
August		075°	088°	124°	086°
September		089°	122°	131°	042°
October		131°	109°	091°	092°
November		189°	243°	225°	135°
December		265°	187°	225°	217°

Prevailing wind direction

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