Weather archive in Chiang Rai

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
2026 May 12, Tuesday	13	28.3 83	724.0 28.5 965.25 965.25	756.5 29.78 1008.58 1008.58	-1.8 -0.07 -2.4 -2.4	98	Calm, no wind	Calm			60%. 6/10. 5 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	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	27.9 82
	12	27.7 82	725.1 28.55 966.72 966.72	756.7 29.79 1008.85 1008.85			Wind blowing from the north-northeast	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)							22.0 72	31.3 88								No precipitation No precipitation	1
	11	27.6 82	725.5 28.56 967.25 967.25	757.1 29.81 1009.38 1009.38			Wind blowing from the north-northeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)							22.0 72	31.3 88								No precipitation No precipitation	1
	10	26.5 80	725.8 28.57 967.65 967.65	758.6 29.87 1011.38 1011.38	0.6 0.02 0.8 0.8	98	Wind blowing from the north-east	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.	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	26.2 79
	09	25.2 77	725.8 28.57 967.65 967.65	757.5 29.82 1009.92 1009.92			Wind blowing from the north-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)							22.0 72									No precipitation No precipitation	1
	08	24.5 76	725.7 28.57 967.52 967.52	757.3 29.81 1009.65 1009.65			Wind blowing from the north-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)							22.0 72	31.3 88								No precipitation No precipitation	1
	07	22.9 73	725.2 28.55 966.85 966.85	758.3 29.85 1010.98 1010.98	0.8 0.03 1.07 1.07	96	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.	22.1 72		Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	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	22.3 72	43.0 1.69	24
	06	22.2 72	724.9 28.54 966.45 966.45	756.6 29.79 1008.72 1008.72				Calm							22.0 72	31.3 88								No precipitation No precipitation	1
	05	22.1 72	724.6 28.53 966.05 966.05	756.2 29.77 1008.18 1008.18			Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.0 72	31.3 88								No precipitation No precipitation	1
	04	22.2 72	724.4 28.52 965.79 965.79	757.6 29.83 1010.05 1010.05	-1.4 -0.06 -1.87 -1.87	96	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	21.6 71	2.0 0.08	3
	03	22.3 72	724.6 28.53 966.05 966.05	756.2 29.77 1008.18 1008.18			Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							22.0 72	31.3 88								No precipitation No precipitation	1
	02	22.1 72	724.9 28.54 966.45 966.45	756.5 29.78 1008.58 1008.58				Calm							22.0 72	31.3 88								2.0 0.08	1
	01	22.5 73	725.8 28.57 967.65 967.65	758.9 29.88 1011.78 1011.78	0.5 0.02 0.67 0.67	94	Wind blowing from the north-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, intermittent, moderate 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.		8.0 5.0	21.4 71	40.0 1.57	18
	00	24.0 75	725.3 28.56 966.99 966.99	757.0 29.8 1009.25 1009.25			Wind blowing from the east	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)							22.2 72	31.3 88								No precipitation No precipitation	1
May 11, Monday	23	24.7 76	725.5 28.56 967.25 967.25	757.1 29.81 1009.38 1009.38			Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							22.2 72	31.3 88								No precipitation No precipitation	1
	22	25.2 77	725.3 28.56 966.99 966.99	758.2 29.85 1010.85 1010.85	1.7 0.07 2.27 2.27	90	Calm, no wind	Calm			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	23.4 74	0.4 0.02	2
	21	25.2 77	724.9 28.54 966.45 966.45	756.6 29.79 1008.72 1008.72				Calm							22.2 72	31.3 88								No precipitation No precipitation	1
	20	25.7 78	724.6 28.53 966.05 966.05	756.2 29.77 1008.18 1008.18				Calm							22.2 72	31.3 88								No precipitation No precipitation	1
	19	27.0 81	723.6 28.49 964.72 964.72	756.1 29.77 1008.05 1008.05	1.4 0.06 1.87 1.87	87	Calm, no wind	Calm			100%. 10/10. 8 oktas	Rain (not freezing) not falling as shower(s).	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.		31.4 89	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	24.7 76	1.0 0.04	12
	18	27.1 81				84	Wind blowing from the south-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)															24.2 76	No precipitation No precipitation	1
	17	29.8 86				67	Wind blowing from the south-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)															23.0 73	No precipitation No precipitation	1
	16	30.3 87	722.2 28.43 962.85 962.85	754.3 29.7 1005.65 1005.65	-2.3 -0.09 -3.07 -3.07	65	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	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	23.0 73
	15	30.7 87				62	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)															22.6 73	No precipitation No precipitation	1
	14	30.1 86				67	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)															23.2 74	No precipitation No precipitation	1
	13	29.6 85	724.5 28.52 965.92 965.92	756.8 29.8 1008.98 1008.98	-1.9 -0.07 -2.53 -2.53	66	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	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	22.7 73