Weather archive in Chiang Mai (airport)

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Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2026 September 25, Friday	10	30.6 87	733.1 28.86 977.39 977.39	758.8 29.87 1011.65 1011.65	0.7 0.03 0.93 0.93	70	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			40%. 4/10. 3 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	24.5 76
	09	27.9 82				78	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.0 75								23.8 75
	08	25.7 78				86	Wind blowing from the west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.0 75								23.2 74
	07	24.5 76	732.4 28.83 976.45 976.45	758.6 29.87 1011.38 1011.38	0.6 0.02 0.8 0.8	92	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas				24.0 75		Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	1000-1500 3281-4921	Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.	10.0 6.2	23.2 74
	06	24.1 75	730.2 28.75 973.52 973.52	755.8 29.76 1007.65 1007.65			Wind blowing from the north-west	Calm							23.9 75									No precipitation No precipitation	1
	05	24.7 76	730.0 28.74 973.25 973.25	755.6 29.75 1007.38 1007.38			Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96								No precipitation No precipitation	1
	04	24.9 77	731.8 28.81 975.65 975.65	757.9 29.84 1010.45 1010.45	-0.7 -0.03 -0.93 -0.93	91	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	1000-1500 3281-4921	Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.	10.0 6.2	23.3 74
	03	25.1 77	729.9 28.74 973.12 973.12	755.5 29.74 1007.25 1007.25			Wind blowing from the west-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96								No precipitation No precipitation	1
	02	25.2 77	730.1 28.74 973.39 973.39	755.7 29.75 1007.52 1007.52			Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96								No precipitation No precipitation	1
	01	25.2 77	732.5 28.84 976.59 976.59	758.6 29.87 1011.38 1011.38	-0.8 -0.03 -1.07 -1.07	91	Calm, no wind	Calm			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Thunderstorm(s) with or without precipitation.	Rain.			Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 oktas	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.		10.0 6.2	23.7 75	1.0 0.04	18
	00	25.7 78				87		Calm							23.9 75	35.8 96							23.4 74
September 24, Thursday	23	25.9 79				87	Wind blowing from the north	Calm							23.9 75	35.8 96							23.6 74
	22	25.5 78	733.3 28.87 977.65 977.65	759.4 29.9 1012.45 1012.45	2.0 0.08 2.67 2.67	91	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Thunderstorm(s) with or without precipitation.	Rain.			Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 oktas	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.		10.0 6.2	23.9 75	1.0 0.04	3
	21	25.4 78	730.6 28.76 974.05 974.05	756.1 29.77 1008.05 1008.05			Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96								No precipitation No precipitation	1
	20	25.4 78	729.7 28.73 972.85 972.85	755.3 29.74 1006.98 1006.98			Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96								1.0 0.04	1
	19	26.4 80	731.3 28.79 974.99 974.99	757.3 29.81 1009.65 1009.65	1.6 0.06 2.13 2.13	83	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation.	Thunderstorm(s) with or without precipitation.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.		35.8 96	Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	50%. 5/10. 4 oktas	600-1000 1968-3281	Altostratus opacus or Nimbostratus.		9.0 5.6	23.3 74	Trace of precipitation Trace of precipitation	12
	18	29.8 86				69	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							23.9 75	35.8 96							23.5 74
	17	30.6 87				65	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96							23.4 74
	16	30.5 87	729.7 28.73 972.85 972.85	755.2 29.73 1006.85 1006.85	-2.1 -0.08 -2.8 -2.8	62	Wind blowing from the north-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	1000-1500 3281-4921	Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.	10.0 6.2	22.3 72
	15	32.5 91				56	Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96							22.7 73
	14	35.5 96				50	Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96							23.6 74
	13	33.9 93	731.8 28.81 975.65 975.65	757.0 29.8 1009.25 1009.25	-1.4 -0.06 -1.87 -1.87	54	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			20–30%. 2/10–3/10. 2 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	Altocumulus translucidus at a single level.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.	10.0 6.2	23.2 74
	12	32.4 90				60	Wind blowing from the east-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96							23.6 74
	11	30.5 87				63	Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.9 75	35.8 96							22.7 73
	10	31.5 89	733.2 28.87 977.52 977.52	758.8 29.87 1011.65 1011.65	0.4 0.02 0.53 0.53	61	Wind blowing from the south-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	Altocumulus translucidus at a single level.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.	10.0 6.2	23.2 74