Weather archive in Chiang Mai (airport)

To receive explanations, hover over the appropriate heading

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
2025 April 29, Tuesday	01	24.0 75	731.5 28.8 975.25 975.25	757.6 29.83 1010.05 1010.05	-0.4 -0.02 -0.53 -0.53	87	Wind blowing from the south-east	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	Clouds generally forming or developing.	Thunderstorm(s) with or without precipitation.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	10.0 6.2	21.6 71	0.8 0.03	18
2025 April 29, Tuesday	00	23.9 75	730.3 28.75 973.65 973.65	755.8 29.76 1007.65 1007.65	0.9 0.04 1.2 1.2	86	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	35.3 96							21.4 71
April 28, Monday	23	24.8 77	730.6 28.76 974.05 974.05	756.1 29.77 1008.05 1008.05	2.7 0.11 3.6 3.6	77	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							22.3 72	35.3 96							20.5 69
	22	26.9 80	731.9 28.81 975.79 975.79	757.9 29.84 1010.45 1010.45	3.3 0.13 4.4 4.4	68	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	9.0 5.6	20.5 69	Trace of precipitation Trace of precipitation	1
	21	28.3 83	729.4 28.72 972.45 972.45	755.0 29.72 1006.58 1006.58	2.4 0.09 3.2 3.2	62	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	35.3 96							20.3 69
	20	28.6 83	727.9 28.66 970.45 970.45	753.5 29.67 1004.58 1004.58	1.2 0.05 1.6 1.6	61	Wind blowing from the south-southwest	Calm							22.3 72	35.3 96							20.3 69
	19	31.0 88	728.6 28.69 971.39 971.39	754.0 29.69 1005.25 1005.25	0.2 0.01 0.27 0.27	58	Wind blowing from the west-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas					34.5 94	Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	10.0 6.2	21.7 71
	18	31.2 88	727.0 28.62 969.25 969.25	752.5 29.63 1003.25 1003.25	-0.9 -0.04 -1.2 -1.2	53	Wind blowing from the south-east	Calm							22.3 72	35.3 96							20.5 69
	17	34.3 94	726.7 28.61 968.85 968.85	752.2 29.61 1002.85 1002.85	-2.4 -0.09 -3.2 -3.2	44	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	39.1 102							20.3 69
	16	33.4 92	728.4 28.68 971.12 971.12	753.6 29.67 1004.72 1004.72	-3.1 -0.12 -4.13 -4.13	47	Wind blowing from the south-southwest	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.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	10.0 6.2	20.6 69
	15	32.5 91	727.9 28.66 970.45 970.45	753.4 29.66 1004.45 1004.45	-3.0 -0.12 -4 -4	52	Wind blowing from the west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	39.8 104							21.2 70
	14	31.8 89	729.1 28.7 972.05 972.05	754.6 29.71 1006.05 1006.05	-2.4 -0.09 -3.2 -3.2	54	Wind blowing from the south-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	39.8 104							21.4 71
	13	29.9 86	731.5 28.8 975.25 975.25	757.1 29.81 1009.38 1009.38	-1.4 -0.06 -1.87 -1.87	61	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.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.	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	21.7 71
	12	28.6 83	730.9 28.78 974.45 974.45	756.4 29.78 1008.45 1008.45	-0.6 -0.02 -0.8 -0.8	66	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							22.3 72								21.6 71
	11	28.4 83	731.5 28.8 975.25 975.25	757.0 29.8 1009.25 1009.25	-0.3 -0.01 -0.4 -0.4	70	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72								22.4 72
	10	26.3 79	732.9 28.85 977.12 977.12	758.9 29.88 1011.78 1011.78	-0.2 -0.01 -0.27 -0.27	74	Wind blowing from the west-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	60%. 6/10. 5 oktas	1000-1500 3281-4921	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		10.0 6.2	21.3 70
	09	25.4 78	731.5 28.8 975.25 975.25	757.1 29.81 1009.38 1009.38	-0.1 -0 -0.13 -0.13	80	Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	39.8 104							21.6 71
	08	24.4 76	731.8 28.81 975.65 975.65	757.4 29.82 1009.78 1009.78	-0.2 -0.01 -0.27 -0.27	85	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	39.8 104							21.7 71
	07	24.0 75	733.1 28.86 977.39 977.39	759.4 29.9 1012.45 1012.45	0.8 0.03 1.07 1.07	87	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				23.0 73		Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	40%. 4/10. 3 oktas	1000-1500 3281-4921	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		10.0 6.2	21.7 71
	06	23.5 74	731.6 28.8 975.39 975.39	757.2 29.81 1009.52 1009.52	-0.3 -0.01 -0.4 -0.4	89	Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	39.8 104							21.6 71
	05	23.1 74	732.0 28.82 975.92 975.92	757.6 29.83 1010.05 1010.05	0.3 0.01 0.4 0.4	90	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	39.8 104							21.3 70
	04	23.8 75	732.3 28.83 976.32 976.32	758.5 29.86 1011.25 1011.25	-0.1 -0 -0.13 -0.13	93	Calm, no wind	Calm			100%. 10/10. 8 oktas						Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	50%. 5/10. 4 oktas	1000-1500 3281-4921	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		10.0 6.2	22.6 73
	03	22.9 73	731.9 28.81 975.79 975.79	757.5 29.82 1009.92 1009.92	-0.8 -0.03 -1.07 -1.07		Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	39.8 104
	02	23.3 74	731.7 28.81 975.52 975.52	757.3 29.81 1009.65 1009.65	-0.1 -0 -0.13 -0.13		Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.3 72	39.8 104
	01	23.8 75	732.4 28.83 976.45 976.45	758.5 29.86 1011.25 1011.25	1.5 0.06 2 2	89	Wind blowing from the east-southeast	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 throughout the appropriate period.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	600-1000 1968-3281	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		10.0 6.2	21.8 71	13.0 0.51	18