Statistics Hamm-Lippewiesen Airport 2019-2023

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

Calculated from historical METAR data of Dortmund Airport (EDLW) between 2019 and 2023.

VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	44.2	41	35	36	49	37
February	65.2	49	61	70	65	79
March	73.3	63	90	76	79	62
April	81.5	68	79	76	93	87
May	84.8	84	94	78	93	74
June	87.3	93	93	82	84	94
July	84.4	84	87	81	81	85
August	86.7	77	90	78	93	94
September	83.9		85	84	85	83
October	75.9		90	78	69	77
November	67.9		81	51	81	68
December	49.9		43	49	55	69
Average	76.8	73.4	81.4	72.7	79.9	78.0

22nd 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	75.5	81	67	70	80	64
February	87.8	72	93	85	94	93
March	90.1	87	96	89	90	90
April	94.5	91	93	91	99	95
May	95.4	95	99	95	98	90
June	96.7	98	99	95	94	99
July	95.7	95	98	93	96	98
August	95.2	90	96	91	98	99
September	94.8		95	94	96	94
October	94.7		99	92	94	96
November	88.1		94	75	95	93
December	79.9		75	74	85	93
Average	92.0	90.2	93.9	88.6	94.0	93.1

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	5.4	7	6	4	8	4
February	7.6	8	9	7	9	11
March	10.6	10	13	10	10	11
April	14.0	12	13	11	17	16
May	18.2	18	20	15	18	16
June	23.5	25	23	24	22	26
July	24.0	23	25	23	22	25
August	24.0	22	27	21	26	25
September	19.5		19	21	21	19
October	15.7		18	15	14	15
November	9.7		11	8	12	9
December	6.5		3	7	7	8
Average	15.1	15.7	15.9	13.9	15.5	15.3

20th 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	1.4	3	2	1	3	0
February	1.5	2	3	0	4	3
March	3.0	4	2	3	3	4
April	4.6	4	5	2	5	5
May	8.2	8	9	8	7	6
June	13.1	13	12	15	13	14
July	13.6	14	14	14	13	14
August	14.3	14	15	13	16	15
September	10.3		11	11	11	10
October	8.9		10	8	9	9
November	4.2		6	4	5	3
December	2.5		-2	2	3	3
Average	7.3	7.9	7.5	6.7	7.5	7.1

40th 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	14.4	20	14	17	10	24
February	13.4	19	21	12	20	6
March	10.6	18	2	8	9	15
April	6.2	12	11	7	1	5
May	5.3	5	4	12	1	5
June	3.0	2	4	3	4	2
July	6.5	9	4	10	9	2
August	5.1	9	1	8	1	4
September	6.6		11	3	4	6
October	8.7		4	10	13	8
November	7.2		2	9	3	7
December	16.0		12	11	13	17
Average	7.8	10.5	6.6	8.5	6.4	7.2

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	9.1	11	8	8	10	8
February	9.9	8	13	8	13	9
March	9.2	10	7	9	10	11
April	7.3	8	8	6	7	7
May	6.3	5	6	8	6	6
June	6.3	6	6	5	6	7
July	6.5	9	6	6	7	6
August	6.7	7	6	7	7	7
September	6.9		6	6	7	7
October	8.6		8	8	10	9
November	8.0		9	7	8	8
December	8.7		5	8	9	9
Average	7.5	7.7	7.1	7.1	7.9	7.6

20th 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	211°	228°	213°	206°	250°
February	235°	220°	165°	215°	218°
March	215°	099°	229°	190°	235°
April	153°	034°	296°	066°	074°
May	040°	230°	214°	312°	245°
June	057°	218°	208°	217°	199°
July	219°	243°	214°	229°	250°
August	221°	013°	228°	204°	215°
September		210°	203°	222°	218°
October		199°	198°	206°	199°
November		191°	217°	201°	184°
December		138°	205°	188°	197°

Prevailing wind direction

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