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 July 27, Monday	16	28.0 82	719.3 28.32 958.99 958.99	751.6 29.59 1002.05 1002.05	-1.0 -0.04 -1.33 -1.33	89	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas	Thunderstorm (with or without precipitation).	Thunderstorm(s) with or without precipitation.	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.	60%. 6/10. 5 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	26.0 79	6.0 0.24	3
	15	26.7 80	719.8 28.34 959.65 959.65	751.5 29.59 1001.92 1001.92			Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.5 76	33.2 92								4.0 0.16	1
	14	28.3 83	720.1 28.35 960.05 960.05	751.7 29.59 1002.18 1002.18			Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.5 76	33.2 92								2.0 0.08	1
	13	31.5 89	720.3 28.36 960.32 960.32	752.2 29.61 1002.85 1002.85	-1.1 -0.04 -1.47 -1.47	72	Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	60%. 6/10. 5 oktas	600-1000 1968-3281	No Altocumulus, 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	25.9 79
	12	31.5 89				71	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.5 76	33.2 92							25.6 78
	11	31.6 89				71	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.5 76	33.2 92							25.8 78
	10	30.6 87	721.4 28.4 961.79 961.79	753.5 29.67 1004.58 1004.58	0.7 0.03 0.93 0.93	73	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			60%. 6/10. 5 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	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	25.2 77
	09	29.2 85				83	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.5 76								26.0 79
	08	27.5 82	721.0 28.39 961.25 961.25	752.6 29.63 1003.38 1003.38			Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.5 76									No precipitation No precipitation	1
	07	26.5 80	720.7 28.37 960.85 960.85	753.2 29.65 1004.18 1004.18	0.2 0.01 0.27 0.27	98	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas				24.1 75		Cumulus humilis or Cumulus fractus other than of bad weather, or both.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	No Altocumulus, 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	26.2 79
	06	25.3 78	720.4 28.36 960.45 960.45	752.1 29.61 1002.72 1002.72				Calm																No precipitation No precipitation	1
	05	25.3 78	720.4 28.36 960.45 960.45	752.0 29.61 1002.58 1002.58				Calm							24.0 75									No precipitation No precipitation	1
	04	25.6 78	720.5 28.37 960.59 960.59	753.1 29.65 1004.05 1004.05	-0.7 -0.03 -0.93 -0.93	98	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	50%. 5/10. 4 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	25.3 78
	03	25.6 78	720.6 28.37 960.72 960.72	752.2 29.61 1002.85 1002.85				Calm							23.6 74	33.2 92								No precipitation No precipitation	1
	02	25.7 78	720.8 28.38 960.99 960.99	752.5 29.63 1003.25 1003.25				Calm							23.6 74	33.2 92								No precipitation No precipitation	1
	01	25.9 79	721.2 28.39 961.52 961.52	753.8 29.68 1004.98 1004.98	0.0 0 0 0	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.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	60%. 6/10. 5 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.	10.0 6.2	25.6 78	16.0 0.63	18
	00	26.0 79	721.2 28.39 961.52 961.52	752.8 29.64 1003.65 1003.65				Calm							23.6 74	33.2 92								No precipitation No precipitation	1
July 26, Sunday	23	25.8 78	721.6 28.41 962.05 962.05	753.2 29.65 1004.18 1004.18				Calm							23.6 74	33.2 92								No precipitation No precipitation	1
	22	25.9 79	721.2 28.39 961.52 961.52	753.8 29.68 1004.98 1004.98	1.6 0.06 2.13 2.13	97	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.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	60%. 6/10. 5 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.	10.0 6.2	25.3 78	1.0 0.04	3
	21	25.7 78	720.8 28.38 960.99 960.99	752.5 29.63 1003.25 1003.25			Wind blowing from the north	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							23.6 74	33.2 92								No precipitation No precipitation	1
	20	25.6 78	720.2 28.35 960.19 960.19	751.9 29.6 1002.45 1002.45			Wind blowing from the north-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.6 74	33.2 92								1.0 0.04	1
	19	25.6 78	719.6 28.33 959.39 959.39	752.2 29.61 1002.85 1002.85	0.8 0.03 1.07 1.07	98	Calm, no wind	Calm			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.		33.0 91	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	25.2 77	15.0 0.59	12
	18	25.7 78	719.3 28.32 958.99 958.99	751.0 29.57 1001.25 1001.25			Wind blowing from the north-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							23.6 74	33.2 92								6.0 0.24	1
	17	24.7 76	719.3 28.32 958.99 958.99	751.0 29.57 1001.25 1001.25			Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							23.6 74	33.2 92								9.0 0.35	1
	16	32.6 91	718.8 28.3 958.32 958.32	750.6 29.55 1000.72 1000.72	-1.9 -0.07 -2.53 -2.53	68	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	No Altocumulus, 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	25.9 79