Climate Khon Kaen Airport 2020-2024

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

Calculated from historical METAR data of Khon Kaen Airport (VTUK) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	82.8	95	87	82	76	75
February	69.8	82	89	88	74	76
March	68.2	85	84	86	65	63
April	83.1		86	87	83	88
May	83.2		90	91	84	92
June	85.3		84	99	88	83
July	81.8		83	83	82	88
August	80.3		88	84	90	69
September	71.2		56	81	71	65
October	76.0		73	90	88	70
November	86.1		83	96	99	85
December	83.6		87	97	86	90
Average	79.8	87.2	82.5	88.1	82.0	78.5

13th best VFR conditions of Thailand

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	98.5	100	96	97	98	99
February	95.8	99	99	98	98	100
March	96.0	100	99	98	96	98
April	98.7		100	99	98	100
May	98.5		99	98	100	100
June	99.1		99	100	100	99
July	98.4		100	99	98	98
August	98.5		99	99	98	98
September	97.4		98	98	98	97
October	97.6		99	99	98	96
November	99.6		100	100	100	100
December	99.2		99	100	100	100
Average	98.2	99.5	98.8	98.5	98.3	98.6

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	30.3	30	28	31	28	33
February	32.3	34	32	29	31	33
March	34.8	35	34	34	34	36
April	35.3		37	33	33	35
May	34.6		35	31	35	37
June	33.8		33	34	34	33
July	32.5		33	32	33	33
August	32.1		32	31	33	31
September	31.8		31	31	31	32
October	31.3		32	30	31	29
November	31.6		31	32	31	30
December	29.9		30	29	29	29
Average	32.5	32.7	32.1	31.3	31.6	32.6

25th highest temperature of Thailand

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	17.8	19	16	18	15	19
February	19.4	22	20	20	19	19
March	22.6	24	22	24	23	24
April	24.2		26	23	25	24
May	24.8		26	24	26	26
June	24.9		26	25	26	25
July	24.6		25	25	25	25
August	24.5		25	24	25	25
September	24.0		24	24	24	25
October	22.4		24	22	23	22
November	20.5		21	22	21	20
December	17.5		19	18	17	17
Average	22.1	21.5	22.9	22.4	22.2	22.6

14th lowest temperature of Thailand

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	0.7	0	3	2	0	0
February	0.5	0	0	2	1	0
March	1.1	1	0	4	1	2
April	2.0		1	4	4	1
May	2.9		4	6	2	2
June	3.8		3	3	7	4
July	9.0		3	10	10	3
August	9.0		8	5	5	14
September	11.4		19	15	13	11
October	4.9		5	7	7	10
November	1.0		0	2	0	2
December	0.1		0	0	0	0
Average	3.5	0.4	3.9	5.2	4.2	3.9

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	4.7	5	5	4	5	4
February	4.5	5	5	4	4	5
March	4.5	5	5	5	4	4
April	4.5		5	5	4	4
May	4.5		5	5	4	5
June	5.2		6	5	6	6
July	5.3		5	5	6	5
August	5.3		6	5	5	5
September	4.2		5	4	4	4
October	5.0		5	5	5	6
November	5.3		6	5	5	6
December	5.7		6	5	6	6
Average	4.8	4.7	5.1	4.7	4.9	4.9

25th highest wind speed of Thailand

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	058°	043°	071°	050°	070°
February	119°	062°	059°	079°	078°
March	130°	117°	108°	121°	038°
April		177°	042°	077°	077°
May		200°	176°	224°	210°
June		227°	235°	233°	207°
July		233°	216°	226°	205°
August		225°	217°	218°	213°
September		215°	041°	055°	232°
October		046°	043°	028°	027°
November		044°	041°	045°	036°
December		045°	046°	039°	037°

Prevailing wind direction

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