Climate Knockbain Farm Airstrip 2020-2024

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

Calculated from historical METAR data of Inverness Airport (EGPE) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	88.1	76	86	98	80	93
February	88.4	86	86	81	88	88
March	85.9	86	71	96	84	94
April	85.2		84	77	89	89
May	82.5		83	92	71	88
June	82.1		86	89	91	66
July	85.0		92	95	62	92
August	86.2		86	84	84	71
September	89.1		92	87	80	90
October	88.3		78	89	90	79
November	84.4		76	93	89	91
December	88.0		77	94	83	86
Average	85.4	83.2	83.8	89.1	81.4	84.4

1st best VFR conditions of United Kingdom

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	95.9	87	97	100	88	100
February	97.5	93	99	95	100	99
March	96.9	99	92	98	94	98
April	96.7		98	94	99	96
May	93.7		94	98	91	97
June	92.8		96	97	98	83
July	94.6		98	100	82	99
August	95.1		99	91	97	85
September	96.7		96	98	91	98
October	95.6		94	91	98	92
November	92.6		88	99	97	96
December	96.1		93	98	91	97
Average	95.1	94.1	95.7	96.3	93.6	94.3

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	6.3	6	7	8	4	8
February	7.5	8	9	7	7	6
March	9.1	9	8	11	10	9
April	11.7		12	11	10	13
May	14.7		15	15	12	15
June	17.6		20	18	18	17
July	19.1		18	20	20	17
August	18.2		19	19	18	18
September	16.4		17	17	17	16
October	12.5		12	14	13	11
November	8.9		8	11	10	10
December	6.5		6	5	6	7
Average	11.8	7.5	12.5	13.1	12.0	12.3

79th highest temperature of United Kingdom

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	0.9	0	1	3	-1	3
February	0.9	2	3	2	-1	0
March	1.2	2	1	1	3	1
April	2.2		2	4	0	2
May	5.6		6	7	5	6
June	8.8		9	9	9	10
July	10.9		10	11	12	10
August	10.2		11	11	11	10
September	8.3		9	9	9	8
October	5.7		5	7	7	6
November	2.4		1	3	5	4
December	0.6		1	-1	1	2
Average	4.4	1.0	4.9	5.7	4.9	5.1

9th lowest temperature of United Kingdom

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	13.7	18	17	6	19	16
February	15.3	21	9	24	9	28
March	13.1	11	21	4	13	11
April	9.8		11	17	9	3
May	10.9		8	10	17	8
June	10.5		6	6	8	13
July	10.8		17	7	9	12
August	9.4		10	6	8	8
September	12.1		8	9	12	12
October	17.1		24	14	18	25
November	14.1		17	8	17	10
December	13.9		23	8	10	16
Average	12.5	16.3	13.1	9.3	11.8	12.3

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	10.4	10	11	13	6	13
February	11.0	11	11	14	11	13
March	9.3	9	6	7	10	10
April	8.4		6	7	8	9
May	7.9		7	10	7	9
June	8.0		5	10	8	6
July	7.6		6	9	6	8
August	7.8		7	9	6	7
September	8.7		9	9	7	9
October	9.9		11	10	9	6
November	8.1		7	8	11	8
December	8.0		8	5	7	7
Average	8.7	9.5	7.4	9.0	7.6	8.3

79th highest wind speed of United Kingdom

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	230°	233°	229°	226°	213°
February	231°	234°	233°	184°	214°
March	194°	286°	209°	227°	221°
April		022°	319°	288°	240°
May		252°	235°	034°	247°
June		337°	228°	243°	351°
July		255°	249°	348°	238°
August		241°	237°	274°	300°
September		228°	265°	227°	224°
October		218°	220°	229°	226°
November		264°	197°	243°	218°
December		232°	250°	233°	216°

Prevailing wind direction

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