Weather archive in Bhumibol Dam

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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 June 1, Monday	13	34.0 93	744.1 29.3 992.05 992.05	756.2 29.77 1008.18 1008.18	-1.4 -0.06 -1.87 -1.87	35	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas	Haze.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			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	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.	7.0 4.4	16.5 62
	12	33.5 92				51	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							25.2 77	34.0 93							22.0 72
	11	33.2 92				56	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							25.2 77	34.0 93							23.4 74
	10	31.7 89	745.5 29.35 993.92 993.92	757.6 29.83 1010.05 1010.05	0.8 0.03 1.07 1.07	46	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas	Haze.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	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.	7.0 4.4	18.6 65
	07	25.6 78	744.7 29.32 992.85 992.85	757.0 29.8 1009.25 1009.25	0.8 0.03 1.07 1.07	95	Calm, no wind	Calm			40%. 4/10. 3 oktas	Mist.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	25.0 77		Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	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.	7.0 4.4	24.7 76
	04	26.1 79	743.9 29.29 991.79 991.79	756.2 29.77 1008.18 1008.18	-0.2 -0.01 -0.27 -0.27	81	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas	Mist.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			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	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.	7.0 4.4	22.5 73
	03	26.7 80				78	Wind blowing from the north	Calm							24.2 76	34.0 93							22.5 73
	02	27.2 81				77	Wind blowing from the west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.2 76	34.0 93							22.9 73
	01	28.0 82	744.1 29.3 992.05 992.05	756.4 29.78 1008.45 1008.45	-0.6 -0.02 -0.8 -0.8	63	Calm, no wind	Calm			40%. 4/10. 3 oktas	Mist.	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.	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.			Stratocumulus other than Stratocumulus cumulogenitus.	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.	7.0 4.4	20.4 69
	00	28.1 83				77	Wind blowing from the west-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.2 76	34.0 93							23.7 75
May 31, Sunday	23	27.2 81				84		Calm							24.2 76	34.0 93							24.3 76
	22	27.7 82	744.7 29.32 992.85 992.85	756.9 29.8 1009.12 1009.12	1.5 0.06 2 2	77	Calm, no wind	Calm			60%. 6/10. 5 oktas	Mist.	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.	40%. 4/10. 3 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; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	7.0 4.4	23.3 74
	21	27.7 82				78		Calm							24.0 75	34.0 93							23.5 74
	20	28.2 83				74		Calm							24.0 75	34.0 93							23.1 74
	19	29.3 85	743.2 29.26 990.85 990.85	755.4 29.74 1007.12 1007.12	1.2 0.05 1.6 1.6	70	Calm, no wind	Calm			60%. 6/10. 5 oktas	Mist.	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.	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.		34.0 93	Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 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; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	7.0 4.4	23.2 74
	16	32.2 90	742.0 29.21 989.25 989.25	754.0 29.69 1005.25 1005.25	-1.7 -0.07 -2.27 -2.27	45	Calm, no wind	Calm			40%. 4/10. 3 oktas	Haze.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			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	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.	7.0 4.4	18.7 66
	13	33.0 91	743.7 29.28 991.52 991.52	755.8 29.76 1007.65 1007.65	-1.9 -0.07 -2.53 -2.53	36	Calm, no wind	Calm			40%. 4/10. 3 oktas	Haze.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			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	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.	7.0 4.4	16.0 61