Weather archive in Chiang Rai

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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 August 20, Thursday	02	25.3 78	721.0 28.39 961.25 961.25	752.6 29.63 1003.38 1003.38			Wind blowing from the north-east	Calm							24.7 76	28.2 83								No precipitation No precipitation	1
	01	25.5 78	718.9 28.3 958.45 958.45	751.4 29.58 1001.78 1001.78	-2.8 -0.11 -3.73 -3.73	98	Calm, no wind	Calm			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	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	25.2 77	18.0 0.71	18
	00	25.2 77	721.7 28.41 962.19 962.19	753.4 29.66 1004.45 1004.45				Calm							24.7 76	28.2 83								No precipitation No precipitation	1
August 19, Wednesday	23	25.5 78	722.1 28.43 962.72 962.72	753.7 29.67 1004.85 1004.85				Calm							24.7 76	28.2 83								No precipitation No precipitation	1
	22	25.5 78	721.7 28.41 962.19 962.19	754.4 29.7 1005.78 1005.78	1.6 0.06 2.13 2.13	98	Calm, no wind	Calm			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 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.		9.0 5.6	25.2 77	2.0 0.08	2
	21	25.8 78	721.6 28.41 962.05 962.05	753.2 29.65 1004.18 1004.18			Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.7 76	28.7 84								No precipitation No precipitation	1
	20	26.0 79	721.0 28.39 961.25 961.25	752.6 29.63 1003.38 1003.38				Calm							24.7 76	29.7 85								No precipitation No precipitation	1
	19	26.6 80	720.1 28.35 960.05 960.05	752.6 29.63 1003.38 1003.38	1.9 0.07 2.53 2.53	93	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	State of sky on the whole unchanged.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.		28.5 83	Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 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.		10.0 6.2	25.3 78	15.0 0.59	12
	18	26.2 79	719.6 28.33 959.39 959.39	751.3 29.58 1001.65 1001.65			Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.7 76	30.8 87								No precipitation No precipitation	1
	17	26.3 79	719.5 28.33 959.25 959.25	751.1 29.57 1001.38 1001.38			Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.7 76									2.0 0.08	1
	16	26.2 79	718.2 28.28 957.52 957.52	750.7 29.56 1000.85 1000.85	-2.5 -0.1 -3.33 -3.33	96	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	Rain, not freezing, intermittent, slight 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.			Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 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.		8.0 5.0	25.5 78	1.0 0.04	1
	15	27.7 82				85	Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)							24.7 76								25.0 77
	14	27.7 82				85	Wind blowing from the south-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)							24.7 76								24.9 77
	13	27.7 82	720.7 28.37 960.85 960.85	753.1 29.65 1004.05 1004.05	-1.2 -0.05 -1.6 -1.6	86	Wind blowing from the south-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.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	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.		10.0 6.2	25.1 77	12.0 0.47	6
	12	26.3 79	721.7 28.41 962.19 962.19	753.4 29.66 1004.45 1004.45			Wind blowing from the south-southwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)							24.7 76									1.0 0.04	1
	11	25.6 78	722.2 28.43 962.85 962.85	753.9 29.68 1005.12 1005.12			Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.7 76									1.0 0.04	1
	10	26.3 79	721.9 28.42 962.45 962.45	754.6 29.71 1006.05 1006.05	1.6 0.06 2.13 2.13	98	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	Rain (not freezing) not falling as shower(s).	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 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.		10.0 6.2	25.9 79	10.0 0.39	3
	09	25.5 78	721.9 28.42 962.45 962.45	753.6 29.67 1004.72 1004.72			Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.7 76									3.0 0.12	1
	08	25.0 77	721.5 28.41 961.92 961.92	753.1 29.65 1004.05 1004.05			Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)							24.7 76	34.0 93								8.0 0.31	1
	07	26.9 80	720.3 28.36 960.32 960.32	752.8 29.64 1003.65 1003.65	1.2 0.05 1.6 1.6	92	Calm, no wind	Calm			100%. 10/10. 8 oktas				26.6 80		Stratocumulus other than Stratocumulus cumulogenitus.	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.		10.0 6.2	25.5 78
	06	26.5 80				90	Wind blowing from the west-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.3 78	34.0 93							24.7 76
	05	26.6 80	719.8 28.34 959.65 959.65	751.5 29.59 1001.92 1001.92				Calm							25.3 78	34.0 93								No precipitation No precipitation	1
	04	27.5 82	719.1 28.31 958.72 958.72	751.5 29.59 1001.92 1001.92	-0.9 -0.04 -1.2 -1.2	84	Wind blowing from the north-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	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	24.6 76
	03	27.2 81				87	Wind blowing from the south-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)							25.3 78	34.0 93							24.9 77
	02	27.5 82				88	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							25.3 78	34.0 93							25.3 78