Climate Kbely Air Base 2020-2024

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

Calculated from historical METAR data of Kbely Air Base (LKKB) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	56.4	72	60	54	51	57
February	69.5	64	75	90	44	87
March	81.6	80	86	86	74	89
April	87.7		81	82	85	99
May	91.3		94	97	85	94
June	94.6		95	91	93	93
July	95.6		97	96	87	97
August	92.8		90	85	88	93
September	90.1		94	85	92	90
October	82.5		86	80	89	81
November	53.1		80	41	44	50
December	60.1		68	22	56	51
Average	81.5	72.6	85.9	81.1	77.5	85.0

5th best VFR conditions of Czechia

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	83.3	88	83	93	75	80
February	90.7	88	97	99	78	100
March	95.8	97	98	96	89	99
April	97.8		96	96	98	100
May	98.0		99	99	95	97
June	98.5		98	97	99	99
July	99.2		99	99	98	100
August	97.3		97	94	95	97
September	97.4		99	96	99	97
October	92.5		95	89	97	99
November	79.7		94	63	85	70
December	88.7		85	74	90	86
Average	94.1	91.4	95.8	93.1	92.8	95.0

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	3.2	3	6	4	2	4
February	5.9	10	6	8	3	8
March	9.8	13	10	10	8	10
April	14.1		12	12	11	17
May	18.8		19	21	16	17
June	24.4		24	25	25	22
July	25.4		27	25	24	25
August	25.1		25	25	22	26
September	20.2		24	18	21	21
October	15.1		17	16	15	13
November	7.6		8	8	7	7
December	4.4		6	0	4	5
Average	13.7	8.5	15.1	14.7	13.1	14.6

8th highest temperature of Czechia

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	-2.1	-3	1	0	-2	-2
February	-1.4	4	-1	1	-4	2
March	1.1	4	2	-1	0	1
April	4.1		4	3	2	4
May	8.5		8	10	7	7
June	13.8		13	15	14	13
July	14.6		15	14	15	14
August	15.0		16	16	13	15
September	10.4		12	10	12	11
October	6.5		9	7	4	7
November	2.3		3	2	2	2
December	-1.8		1	-4	-1	1
Average	5.5	1.4	6.9	6.2	5.1	6.2

8th lowest temperature of Czechia

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	14.5	12	14	13	32	6
February	8.1	13	7	9	11	11
March	9.1	2	13	6	10	12
April	8.2		13	8	8	3
May	6.0		3	4	10	8
June	6.0		7	7	4	13
July	4.2		5	4	4	5
August	7.5		15	8	10	8
September	6.2		1	12	2	8
October	8.8		11	8	5	15
November	11.0		16	12	9	3
December	10.5		17	17	13	5
Average	7.9	8.3	9.4	8.0	8.9	8.0

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	8.4	9	9	10	7	7
February	8.5	9	8	12	6	12
March	8.2	8	10	6	7	9
April	7.5		7	8	8	7
May	6.9		7	7	9	7
June	6.1		6	6	5	6
July	6.4		7	6	6	6
August	5.7		6	5	6	5
September	6.0		5	6	5	6
October	7.3		8	5	7	8
November	6.7		9	5	7	5
December	8.1		10	6	7	7
Average	7.2	8.5	7.3	6.6	6.7	6.8

8th highest wind speed of Czechia

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	240°	230°	248°	232°	216°
February	232°	256°	242°	342°	237°
March	190°	235°	062°	260°	238°
April		323°	292°	293°	013°
May		045°	265°	242°	307°
June		354°	309°	359°	282°
July		241°	290°	248°	253°
August		243°	360°	245°	267°
September		168°	244°	276°	253°
October		227°	212°	208°	227°
November		229°	187°	218°	211°
December		230°	299°	231°	149°

Prevailing wind direction

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