Climate Tan Son Nhat International Airport 2020-2024

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

Calculated from historical METAR data of Tan Son Nhat International Airport (VVTS) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	75.4	79	86	71	76	76
February	81.6	92	82	84	68	84
March	79.9	90	82	78	81	76
April	70.3		73	67	61	74
May	65.9		70	70	57	61
June	68.0		67	69	72	58
July	67.1		66	63	77	63
August	61.0		54	70	71	57
September	59.8		56	60	71	53
October	62.6		57	69	71	52
November	69.2		78	62	79	71
December	76.9		87	80	81	75
Average	71.6	86.9	71.3	69.8	72.0	66.6

7th best VFR conditions of Vietnam

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	97.8	99	100	99	97	99
February	99.3	100	99	100	98	100
March	99.4	100	100	99	100	100
April	99.0		99	98	99	99
May	97.9		99	99	99	98
June	98.0		98	98	99	96
July	98.2		98	98	99	98
August	98.3		99	97	98	98
September	97.4		98	99	99	96
October	96.4		95	98	99	96
November	96.7		99	98	98	97
December	97.3		99	99	100	97
Average	98.2	99.4	98.5	98.4	98.6	97.8

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	32.4	34	32	33	32	34
February	33.4	35	34	34	32	34
March	34.4	35	34	34	35	35
April	34.6		35	34	34	35
May	34.3		35	33	34	36
June	33.2		34	34	33	34
July	32.4		32	32	33	33
August	32.6		34	32	33	33
September	32.2		32	32	32	33
October	32.1		33	32	32	31
November	32.2		33	32	32	32
December	32.1		33	32	32	32
Average	33.1	34.5	33.3	32.8	32.7	33.3

1st highest temperature of Vietnam

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	23.1	25	24	24	22	24
February	23.9	25	24	25	23	23
March	25.5	27	24	26	26	26
April	26.3		27	26	26	27
May	26.4		27	26	27	28
June	25.7		26	26	26	25
July	25.2		26	26	25	25
August	25.2		26	25	25	25
September	24.9		25	25	25	24
October	24.5		25	25	25	25
November	24.3		25	25	25	25
December	23.6		25	24	23	24
Average	24.9	25.4	25.3	25.1	24.9	24.9

8th lowest temperature of Vietnam

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	1.6	0	4	0	0	0
February	1.0	0	3	2	2	0
March	0.5	0	0	2	0	0
April	2.3		2	4	4	2
May	6.4		7	10	7	5
June	7.4		8	8	5	10
July	10.3		17	10	11	10
August	9.1		7	7	6	10
September	10.3		13	9	10	9
October	8.8		10	7	6	14
November	6.5		4	8	7	4
December	1.7		2	1	1	1
Average	4.9		6.3	5.8	4.9	5.3

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	4.5	4	5	4	4	5
February	5.6	7	5	6	5	5
March	6.5	7	6	6	6	7
April	6.2		6	6	6	6
May	5.9		7	7	6	6
June	6.7		7	5	8	5
July	8.0		8	7	8	5
August	8.2		10	7	7	7
September	6.4		8	7	6	5
October	4.9		4	5	6	6
November	4.7		5	5	5	5
December	4.5		5	5	4	5
Average	6.0	6.0	6.3	5.8	5.8	5.6

1st highest wind speed of Vietnam

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	128°	039°	194°	360°	115°
February	142°	139°	132°	186°	113°
March	152°	157°	144°	148°	147°
April		167°	142°	169°	141°
May		227°	227°	172°	167°
June		264°	260°	255°	247°
July		258°	258°	252°	237°
August		260°	259°	252°	258°
September		260°	259°	255°	262°
October		257°	351°	263°	273°
November		079°	117°	098°	007°
December		080°	064°	026°	021°

Prevailing wind direction

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