Climate Samedan Airport 2020-2024

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

Calculated from historical METAR data of Samedan Airport (LSZS) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	86.3	90	87	96	76	95
February	88.4	76	99	88	91	91
March	85.0	74	85	86	92	86
April	88.4		88	88	88	96
May	89.8		87	89	93	94
June	91.6		91	90	93	88
July	91.9		89	94	90	92
August	89.8		92	92	91	88
September	88.2		86	91	89	88
October	88.0		82	87	92	90
November	80.0		81	84	77	97
December	80.3		80	73	91	71
Average	87.1	79.4	87.5	89.0	88.9	89.8

5th best VFR conditions of Switzerland

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	91.0	97	94	97	83	95
February	92.2	84	100	91	95	93
March	92.4	83	93	97	95	91
April	95.0		94	97	96	99
May	96.9		98	96	98	98
June	95.7		96	93	97	96
July	94.6		93	96	93	96
August	95.2		97	97	96	95
September	93.7		92	94	95	93
October	94.1		93	93	98	95
November	89.4		89	93	84	99
December	87.0		86	82	94	80
Average	93.0	87.3	94.0	94.6	94.0	94.6

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	-2.6	1	-1	0	-4	0
February	2.0	4	4	1	2	3
March	4.3	5	6	4	3	4
April	7.8		7	8	5	11
May	12.5		13	15	10	14
June	18.4		19	19	19	15
July	19.8		20	21	18	20
August	19.2		19	21	17	19
September	15.3		18	14	16	15
October	11.6		13	14	10	8
November	3.6		3	4	3	8
December	-2.5		0	-3	-2	-2
Average	8.6	3.1	9.9	10.4	8.1	9.5

16th highest temperature of Switzerland

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	-15.4	-13	-13	-15	-17	-14
February	-12.1	-7	-11	-14	-12	-10
March	-9.9	-5	-6	-10	-11	-9
April	-5.9		-4	-4	-6	-3
May	0.9		2	3	-1	1
June	4.3		5	5	4	3
July	5.6		6	6	6	6
August	5.7		6	6	5	6
September	2.3		4	2	2	3
October	-2.4		0	0	-4	-3
November	-7.0		-8	-6	-8	-7
December	-13.5		-10	-14	-14	-12
Average	-5.9	-9.5	-3.6	-4.8	-5.3	-4.6

1st lowest temperature of Switzerland

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	15.5	9	15	9	25	7
February	12.5	26	4	17	7	15
March	14.0	27	11	5	12	16
April	11.9		13	13	12	4
May	12.6		16	8	13	10
June	9.0		8	11	5	17
July	6.9		7	3	12	6
August	9.1		11	6	10	14
September	8.8		9	11	8	7
October	13.1		15	11	10	17
November	18.3		27	14	20	0
December	22.0		26	25	14	31
Average	13.0	21.1	12.7	9.8	11.8	11.5

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	4.0	4	4	4	4	3
February	5.0	4	5	6	4	8
March	5.5	5	8	5	5	5
April	6.2		7	7	6	5
May	6.6		6	7	7	7
June	6.4		7	7	7	6
July	6.6		8	7	6	7
August	6.3		7	6	7	6
September	6.0		6	6	6	6
October	6.0		6	5	6	6
November	3.7		5	4	2	4
December	3.2		3	2	3	3
Average	5.5	4.6	6.0	5.7	5.6	5.7

16th highest wind speed of Switzerland

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	021°	027°	019°	006°	200°
February	284°	005°	360°	212°	256°
March	210°	213°	223°	273°	343°
April		302°	235°	254°	221°
May		298°	233°	235°	300°
June		241°	223°	227°	228°
July		223°	282°	232°	250°
August		260°	275°	255°	227°
September		215°	229°	217°	224°
October		219°	211°	224°	213°
November		001°	180°	095°	198°
December		014°	181°	215°	158°

Prevailing wind direction

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