Climate Montbéliard-Courcelles Airfield 2022-2024

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

Calculated from historical METAR data of Montbéliard-Courcelles Airfield (LFSM) between 2022 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022
January	45.5	49	42	45
February	63.4	62	56	73
March	75.8	68	79	80
April	76.8		75	79
May	89.5		85	94
June	93.7		95	92
July	97.6		97	99
August	90.5		89	92
September	85.2		93	78
October	74.1		82	66
November	59.0		61	57
December	35.0		43	23
Average	71.8	60.4	77.4	77.7

65th 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
January	80.8	79	86	77
February	87.8	88	82	93
March	91.5	90	93	92
April	91.9		95	89
May	96.5		95	98
June	97.5		98	97
July	100.0		100	100
August	96.6		97	97
September	94.5		97	92
October	88.2		91	86
November	81.9		88	76
December	68.1		76	56
Average	89.5	86.0	92.4	90.2

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
January	6.2	7	7	6
February	10.1	11	9	10
March	13.5	13	13	15
April	14.4		14	15
May	21.4		20	23
June	27.0		27	27
July	27.2		26	29
August	27.3		26	29
September	23.3		27	20
October	20.0		20	20
November	10.5		10	11
December	5.4		8	2
Average	15.0	10.3	17.2	17.5

81st 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
January	0.5	0	2	-1
February	2.3	5	1	2
March	3.2	5	4	1
April	6.0		6	6
May	12.5		12	13
June	17.5		18	17
July	17.7		18	18
August	17.1		17	17
September	11.9		13	11
October	8.9		8	10
November	5.0		5	5
December	1.1		3	-2
Average	6.8	3.2	8.7	8.5

44th lowest temperature of France

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022
January	11.7	19	13	4
February	7.4	8	4	10
March	7.9	9	13	3
April	13.3		11	16
May	4.2		7	2
June	4.2		3	6
July	1.4		3	0
August	3.4		6	1
September	5.7		1	10
October	7.7		10	6
November	20.0		26	14
December	15.9		21	8
Average	8.8	11.3	8.9	6.2

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	2024	2023	2022
January	7.5	7	8	7
February	7.6	7	7	9
March	7.5	7	9	7
April	8.0		8	8
May	7.4		8	7
June	6.5		7	6
July	6.9		7	7
August	6.6		6	7
September	5.6		6	6
October	5.5		7	5
November	6.3		8	5
December	7.1		8	6
Average	7.0	7.1	7.2	6.6

81st 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
January	240°	226°	244°
February	235°	013°	239°
March	249°	243°	049°
April		275°	037°
May		052°	348°
June		047°	334°
July		248°	010°
August		257°	056°
September		009°	245°
October		248°	242°
November		235°	244°
December		237°	061°

Prevailing wind direction

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