Statistics Westerland Sylt Airport 2019-2023

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

Calculated from historical METAR data of Westerland Sylt Airport (EDXW) between 2019 and 2023.

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VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	48.0	52	51	54	38	47
February	54.3	59	62	78	50	43
March	61.1	61	78	56	71	58
April	82.0	85	84	84	100	83
May	73.7	74	78	54	78	71
June	77.3	77	73	76	85	84
July	80.5	82	78	76	82	72
August	88.2	85	88	83	89	92
September	78.4		84	71	73	82
October	73.7		77	73	79	77
November	49.8		51	50	50	32
December	44.9		46	43	21	68
Average	71.2	74.2	74.3	68.4	70.8	70.2

43rd best VFR conditions of Germany

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met:

Visibility: 8 km or more
Ceiling: 3,000 ft or more

Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	75.4	87	79	78	65	72
February	76.1	79	82	84	83	65
March	77.2	74	86	82	87	82
April	91.0	93	96	95	100	88
May	87.5	92	94	79	89	80
June	93.1	89	93	95	97	97
July	94.4	93	95	97	94	88
August	97.3	97	96	99	99	97
September	92.2		95	93	90	90
October	87.5		88	88	92	87
November	76.7		83	82	74	58
December	69.5		73	63	52	90
Average	86.9	89.1	90.3	88.1	87.2	84.4

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met:

Visibility: 5 km or more
Ceiling: 1,000 ft or more

Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	5.1	7	7	4	7	4
February	5.1	7	7	3	7	7
March	7.1	7	9	7	8	8
April	11.3	12	11	9	9	13
May	14.7	15	15	12	14	13
June	19.3	20	18	19	20	20
July	20.1	20	20	22	18	20
August	21.1	20	23	20	23	22
September	17.7		18	19	18	17
October	13.9		15	14	14	13
November	8.8		10	10	10	7
December	5.8		4	6	6	7
Average	12.7	13.3	13.2	12.0	13.3	12.5

45th highest temperature of Germany

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	2.7	3	4	1	6	2
February	2.3	3	4	-1	5	4
March	3.1	3	1	2	6	6
April	5.6	5	5	4	9	8
May	9.6	9	9	8	8	10
June	13.5	13	12	13	13	16
July	15.4	15	15	15	13	17
August	15.9	15	16	14	16	17
September	12.9		11	13	12	14
October	10.3		11	10	10	10
November	6.1		6	6	6	6
December	3.4		0	2	4	6
Average	8.5	8.0	7.9	7.2	9.0	9.5

45th lowest temperature of Germany

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2023	2022	2021	2020	2019
January	10.4	12	11	7	15	13
February	11.7	4	21	0	24	12
March	9.3	15	2	4	9	16
April	4.3	6	3	4	100	1
May	4.3	2	5	11	3	2
June	4.2	1	4	3	4	4
July	4.7	8	5	2	5	7
August	3.9	4	1	3	3	4
September	8.6		14	4	4	14
October	11.7		6	16	14	12
November	12.4		14	16	3	17
December	13.2		10	17	10	8
Average	7.3	5.9	6.9	6.5	7.1	8.4

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	2023	2022	2021	2020	2019
January	12.9	13	14	12	14	14
February	14.2	13	17	14	17	13
March	13.2	14	10	13	15	16
April	13.3	13	13	14	12	13
May	12.7	14	12	12	13	14
June	11.2	11	11	10	11	11
July	12.6	14	13	12	12	13
August	11.6	12	10	13	10	12
September	12.1		12	11	12	14
October	13.2		13	13	13	12
November	12.6		14	12	13	11
December	12.3		11	12	11	14
Average	12.6	12.6	12.3	12.1	12.5	13.0

45th highest wind speed of Germany

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2023	2022	2021	2020	2019
January	243°	275°	248°	238°	288°
February	284°	251°	130°	237°	224°
March	261°	108°	261°	229°	259°
April	074°	318°	325°	100°	079°
May	001°	276°	267°	303°	302°
June	327°	266°	324°	124°	231°
July	251°	288°	306°	270°	287°
August	265°	316°	295°	216°	226°
September		019°	264°	258°	265°
October		222°	234°	198°	209°
November		174°	268°	225°	131°
December		114°	203°	161°	224°

Prevailing wind direction

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