Climate Nancy-Essey Airport 2020-2024

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

Calculated from historical METAR data of Nancy-Essey Airport (LFSN) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	38.8	45	37	38	38	44
February	58.0	48	58	58	72	68
March	73.0	72	79	86	80	76
April	85.3		75	78	92	96
May	86.7		88	93	81	95
June	90.6		97	90	79	90
July	91.3		90	99	83	92
August	90.5		86	95	82	96
September	85.5		92	85	87	84
October	69.0		82	72	71	64
November	47.7		50	53	32	60
December	33.9		32	28	28	39
Average	73.0	56.4	76.4	78.7	72.5	79.4

57th best VFR conditions of France

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	79.4	86	90	69	73	76
February	88.9	92	88	93	92	95
March	94.3	94	98	97	96	96
April	97.1		98	96	98	100
May	96.7		98	99	99	99
June	97.9		99	97	95	98
July	98.5		100	100	95	99
August	97.8		95	100	98	99
September	95.7		97	97	95	97
October	90.6		97	87	87	95
November	79.5		93	82	70	80
December	78.5		84	72	69	82
Average	92.5	91.1	95.5	93.1	90.9	94.4

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	5.6	6	7	5	5	7
February	9.2	11	9	10	10	11
March	12.4	14	12	14	12	12
April	15.9		14	15	14	20
May	20.1		21	23	17	20
June	25.6		28	26	25	23
July	26.9		26	29	24	27
August	26.2		25	29	23	28
September	22.4		26	20	23	24
October	17.2		19	19	16	15
November	9.9		10	11	8	12
December	7.0		8	3	7	8
Average	15.8	10.2	17.0	17.4	15.1	17.2

83rd highest temperature of France

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	0.4	0	3	0	0	1
February	1.6	6	1	3	1	4
March	2.5	5	4	1	1	2
April	4.0		4	4	2	5
May	8.5		9	9	7	8
June	13.4		14	14	15	12
July	14.6		14	15	14	14
August	14.8		15	16	14	16
September	10.3		13	10	10	11
October	7.7		8	9	6	8
November	3.5		5	6	2	3
December	2.3		4	-2	3	3
Average	6.5	3.3	7.7	7.4	6.1	7.2

19th lowest temperature of France

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	15.2	16	15	8	27	6
February	10.7	15	6	14	11	15
March	11.3	10	11	6	8	11
April	6.1		10	10	5	1
May	5.5		4	2	11	4
June	2.9		0	4	6	5
July	3.2		4	1	9	1
August	3.4		8	0	5	2
September	4.9		2	5	4	7
October	9.5		13	7	7	15
November	11.9		20	9	8	3
December	17.7		21	6	21	20
Average	8.2	13.2	8.1	5.1	9.0	6.5

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	7.2	8	9	6	7	7
February	7.9	7	7	9	8	10
March	7.7	6	9	7	7	9
April	7.0		8	8	8	7
May	6.8		8	6	8	7
June	6.1		7	6	5	6
July	6.2		7	6	6	6
August	5.9		6	7	6	6
September	5.6		5	6	5	5
October	6.7		6	6	6	8
November	6.3		9	6	5	5
December	7.1		8	5	7	7
Average	6.7	7.0	7.1	6.5	6.5	7.0

83rd highest wind speed of France

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	212°	211°	247°	231°	201°
February	205°	015°	221°	129°	222°
March	222°	225°	059°	248°	067°
April		021°	035°	020°	059°
May		026°	312°	220°	032°
June		036°	271°	293°	277°
July		241°	335°	261°	284°
August		257°	037°	276°	234°
September		186°	233°	081°	147°
October		211°	178°	190°	206°
November		217°	197°	186°	166°
December		217°	054°	194°	192°

Prevailing wind direction

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