Climate Phetchabun Airport 2020-2024

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

Calculated from historical METAR data of Phetchabun Airport (VTPB) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	76.1	90	97	85	82	38
February	57.8	69	80	84	73	31
March	49.6	61	53	77	53	36
April	64.2		30	73	87	66
May	82.8		74	97	96	88
June	85.9		86	98	98	71
July	86.2		93	90	95	74
August	79.0		87	91	94	51
September	79.7		84	84	88	67
October	81.4		92	92	90	61
November	95.4		96	95	100	98
December	91.4		96	100	94	97
Average	70.7	73.0	80.4	88.3	87.3	64.5

12th 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	100	99	99	93
February	96.5	100	100	99	99	86
March	94.4	100	94	100	100	92
April	97.4		92	99	99	98
May	98.9		99	100	100	99
June	99.7		99	99	100	100
July	99.2		100	99	100	99
August	99.2		100	100	100	99
September	98.5		99	96	98	99
October	98.7		100	99	98	99
November	99.8		100	99	100	100
December	99.7		100	100	100	100
Average	92.0	99.9	98.4	99.1	99.3	96.9

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	32.1	33	31	32	31	34
February	33.5	36	33	32	34	34
March	35.5	38	37	35	36	36
April	36.1		39	35	33	37
May	34.7		37	33	34	37
June	33.8		34	35	33	34
July	32.7		34	33	32	34
August	31.2		32	32	32	31
September	32.0		32	32	32	33
October	32.1		33	32	31	30
November	32.7		33	34	32	32
December	31.6		33	31	31	31
Average	32.5	35.5	34.0	32.9	32.5	33.5

4th 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	16.8	17	14	16	15	19
February	18.7	18	18	19	17	19
March	21.7	22	19	22	23	22
April	23.6		23	22	24	24
May	25.0		25	24	25	25
June	25.0		25	24	25	25
July	24.6		25	24	24	25
August	24.2		25	24	24	24
September	24.1		24	24	24	25
October	23.0		24	22	23	23
November	20.7		20	20	21	21
December	17.7		18	17	15	17
Average	21.9	18.9	21.7	21.7	21.7	22.4

5th 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	0.2	0	0	1	0	0
February	1.9	0	2	7	1	0
March	1.2	0	1	1	1	5
April	2.2		1	2	6	2
May	2.5		2	4	1	4
June	6.2		4	1	11	8
July	10.1		4	9	16	1
August	12.3		10	8	5	18
September	10.3		14	12	14	7
October	5.8		4	6	12	11
November	1.3		0	3	0	1
December	0.5		0	0	0	0
Average	4.1	0.2	3.4	4.6	5.5	4.7

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	3.7	4	4	3	4	3
February	3.8	4	4	4	4	4
March	3.6	4	4	3	3	4
April	3.3		4	3	2	4
May	3.7		3	4	3	4
June	3.8		3	4	3	3
July	3.1		3	3	1	3
August	3.1		3	3	2	3
September	2.5		1	2	2	3
October	2.9		1	3	2	3
November	3.3		3	3	3	4
December	4.1		5	4	4	4
Average	3.6	4.3	3.0	3.2	2.6	3.5

4th 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	023°	007°	047°	008°	090°
February	149°	033°	009°	065°	079°
March	161°	139°	132°	080°	160°
April		162°	013°	359°	204°
May		203°	188°	184°	193°
June		182°	197°	176°	184°
July		206°	182°	166°	170°
August		175°	174°	145°	174°
September		176°	116°	054°	100°
October		007°	001°	356°	009°
November		005°	008°	359°	005°
December		007°	007°	355°	009°

Prevailing wind direction

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