Climate Orgeneral Eşref Bitlis Askeri Heliportu 2020-2024

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

Calculated from historical METAR data of Diyarbakır Airport (LTCC) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	79.8	67	82	85	96	81
February	88.2	83	92	100	97	80
March	94.6	93	91	93	98	99
April	98.0		99	95	100	100
May	99.1		100	100	100	99
June	99.9		100	100	100	100
July	99.9		100	100	100	100
August	99.9		100	100	100	100
September	99.9		100	100	100	100
October	98.0		100	97	100	99
November	88.2		87	81	84	99
December	71.0		58	65	79	76
Average	92.7	81.6	93.3	94.5	96.7	95.2

19th best VFR conditions of Türkiye

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	87.0	78	89	88	97	88
February	91.8	88	92	100	98	89
March	97.0	96	95	96	99	100
April	99.1		99	98	100	100
May	99.4		100	100	100	99
June	100.0		100	100	100	100
July	99.9		100	100	100	100
August	99.9		100	100	100	100
September	100.0		100	100	100	100
October	99.1		100	98	100	100
November	91.6		93	86	88	100
December	80.2		66	72	85	81
Average	95.2	87.8	95.1	96.0	97.7	97.0

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	8.2	9	10	6	10	8
February	10.7	12	9	13	13	8
March	14.9	15	17	11	14	16
April	20.9		20	24	24	20
May	26.9		26	25	32	26
June	34.7		34	35	35	34
July	38.8		39	39	39	39
August	38.8		40	40	39	37
September	34.5		35	35	33	36
October	26.1		26	27	26	29
November	16.7		18	16	18	17
December	10.8		11	13	9	10
Average	22.1	11.7	23.7	23.8	24.3	23.4

16th highest temperature of Türkiye

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	-1.2	2	-2	-2	-1	-1
February	-1.6	1	-3	1	1	-1
March	3.5	3	6	1	2	5
April	7.3		7	9	8	7
May	11.6		11	10	14	11
June	17.9		18	19	19	17
July	22.4		23	22	24	22
August	22.1		22	22	23	22
September	17.5		18	18	17	18
October	11.5		11	12	11	12
November	5.1		6	6	6	5
December	1.4		2	3	0	0
Average	9.0	1.9	10.0	10.2	10.3	9.8

36th lowest temperature of Türkiye

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	12.7	19	6	11	8	17
February	6.3	6	10	5	3	14
March	10.0	11	9	11	9	13
April	3.3		3	0	1	4
May	2.9		0	4	0	5
June	0.1		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	2.4		3	2	3	0
November	7.5		7	16	6	3
December	10.5		8	4	8	5
Average	5.1	11.8	3.5	4.0	2.7	4.5

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	4.6	4	3	5	5	5
February	5.0	4	6	5	5	6
March	6.0	6	7	6	7	5
April	5.3		6	5	6	5
May	6.3		7	7	7	7
June	7.2		8	8	8	6
July	7.4		8	8	8	7
August	6.6		6	6	7	7
September	6.1		5	7	7	6
October	4.8		4	6	5	4
November	3.6		5	3	4	4
December	3.9		3	3	5	4
Average	5.6	4.7	5.9	5.9	6.2	5.5

16th highest wind speed of Türkiye

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	034°	089°	358°	156°	019°
February	097°	351°	020°	010°	017°
March	171°	182°	273°	300°	100°
April		168°	288°	251°	108°
May		283°	330°	284°	011°
June		271°	240°	242°	316°
July		338°	339°	338°	049°
August		002°	138°	145°	034°
September		137°	303°	286°	050°
October		032°	260°	339°	113°
November		148°	086°	032°	010°
December		130°	086°	168°	047°

Prevailing wind direction

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