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 18, Friday	19	26.9 80	730.3 28.75 973.65 973.65	756.1 29.77 1008.05 1008.05	1.3 0.05 1.73 1.73	84	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Clouds generally forming or developing.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.		31.7 89	Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 oktas	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.		10.0 6.2	24.0 75	0.4 0.02	12
	18	27.1 81				85	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	31.7 89							24.4 76
	17	29.2 85				73	Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	31.7 89							23.8 75
	16	30.2 86	729.0 28.7 971.92 971.92	754.5 29.7 1005.92 1005.92	-1.9 -0.07 -2.53 -2.53	67	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 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	23.4 74
	15	30.9 88				66	Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	31.7 89							23.9 75
	14	31.2 88				67	Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	34.0 93							24.3 76
	13	30.7 87	730.9 28.78 974.45 974.45	756.4 29.78 1008.45 1008.45	-1.2 -0.05 -1.6 -1.6	65	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 oktas	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.		10.0 6.2	23.3 74	Trace of precipitation Trace of precipitation	6
	12	28.4 83				78	Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78								24.1 75
	11	25.6 78				86	Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78								23.0 73
	10	26.4 80	732.1 28.82 976.05 976.05	758.1 29.85 1010.72 1010.72	0.9 0.04 1.2 1.2	80	Wind blowing from the north	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 oktas	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.		10.0 6.2	22.6 73
	09	26.6 80				77	Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78								22.3 72
	08	26.0 79				82	Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78								22.6 73
	07	25.7 78	731.2 28.79 974.85 974.85	757.2 29.81 1009.52 1009.52	1.5 0.06 2 2	83	Calm, no wind	Calm			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas				25.3 78		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	22.6 73
	06	25.5 78	729.1 28.7 972.05 972.05	754.6 29.71 1006.05 1006.05				Calm							25.3 78									No precipitation No precipitation	1
	05	25.6 78				89	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78								23.6 74
	04	25.7 78	729.7 28.73 972.85 972.85	755.7 29.75 1007.52 1007.52	-0.9 -0.04 -1.2 -1.2	88	Calm, no wind	Calm			60%. 6/10. 5 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	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	23.5 74
	03	25.8 78				88	Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	34.6 94							23.7 75
	02	25.7 78				89	Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	34.6 94							23.7 75
	01	25.6 78	730.6 28.76 974.05 974.05	756.5 29.78 1008.58 1008.58	-0.9 -0.04 -1.2 -1.2	88	Calm, no wind	Calm			50%. 5/10. 4 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	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	23.4 74
	00	25.8 78				87		Calm							25.3 78	34.6 94							23.5 74
September 17, Thursday	23	26.3 79				85	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	34.6 94							23.5 74
	22	26.5 80	731.5 28.8 975.25 975.25	757.4 29.82 1009.78 1009.78	1.8 0.07 2.4 2.4	86	Calm, no wind	Calm			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 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	24.0 75
	21	26.9 80				86	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	34.6 94							24.3 76
	20	27.2 81				78	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	34.6 94							23.0 73
	19	27.6 82	729.7 28.73 972.85 972.85	755.5 29.74 1007.25 1007.25	0.9 0.04 1.2 1.2	77	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas					34.4 94	Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 oktas	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.		10.0 6.2	23.2 74