Weather archive in Bialystok

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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 31, Friday	18	28.9 84	746.9 29.41 995.79 995.79	759.9 29.92 1013.12 1013.12		65	Wind blowing from the south	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						Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	60%. 6/10. 5 oktas	2000-2500 6562-8202	Altocumulus translucidus at a single level.		45.0 28.0	21.7 71
	17	31.2 88	746.9 29.41 995.79 995.79	759.7 29.91 1012.85 1012.85	-1.0 -0.04 -1.33 -1.33	54	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft	70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	50%. 5/10. 4 oktas	2000-2500 6562-8202	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	20.8 69
	16	32.4 90	747.1 29.41 996.05 996.05	760.0 29.92 1013.25 1013.25		40	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	45.0 28.0	17.1 63
	15	32.8 91	747.5 29.43 996.58 996.58	760.3 29.93 1013.65 1013.65		37	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0		Altocumulus castellanus or floccus.	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.	50.0 31.1	16.2 61
	14	32.2 90	747.9 29.44 997.12 997.12	760.7 29.95 1014.18 1014.18	-1.0 -0.04 -1.33 -1.33	39	Wind blowing from the south-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus castellanus or floccus.	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.	50.0 31.1	16.5 62	No precipitation No precipitation	6
	13	31.7 89	748.0 29.45 997.25 997.25	760.9 29.96 1014.45 1014.45		43	Wind blowing from the south-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrostratus not progressively invading the sky and not entirely covering it.	40.0 24.9	17.6 64
	12	30.6 87	748.5 29.47 997.92 997.92	761.4 29.98 1015.12 1015.12		43	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			60%. 6/10. 5 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	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.	40.0 24.9	16.6 62
	11	29.6 85	748.9 29.48 998.45 998.45	761.8 29.99 1015.65 1015.65	-0.7 -0.03 -0.93 -0.93	42	Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	15.3 60
	10	28.2 83	749.2 29.5 998.85 998.85	762.2 30.01 1016.18 1016.18		48	Wind blowing from the south-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	16.1 61
	09	26.0 79	749.5 29.51 999.25 999.25	762.6 30.02 1016.72 1016.72		55	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	16.3 61
	08	23.6 74	749.6 29.51 999.38 999.38	762.8 30.03 1016.98 1016.98	-0.5 -0.02 -0.67 -0.67	63	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Cloud development not observed or not observable.			15.6 60	23.7 75	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	45.0 28.0	16.1 61	No precipitation No precipitation	12	Dry (without cracks, no appreciable amount of dust or loose sand)	14.0 57
	07	20.9 70	749.9 29.52 999.78 999.78	763.3 30.05 1017.65 1017.65		73	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											45.0 28.0	15.9 61
	06	18.5 65	750.1 29.53 1000.05 1000.05	763.6 30.06 1018.05 1018.05		81	Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											45.0 28.0	15.2 59
	05	15.7 60	750.1 29.53 1000.05 1000.05	763.7 30.07 1018.18 1018.18	-0.4 -0.02 -0.53 -0.53	95	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											21.0 13.1	14.9 59
	04	16.5 62	750.2 29.54 1000.18 1000.18	763.8 30.07 1018.32 1018.32		91	Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											27.0 16.8	15.0 59
	03	17.4 63	750.3 29.54 1000.32 1000.32	763.8 30.07 1018.32 1018.32		87	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											35.0 21.8	15.2 59
	02	18.5 65	750.5 29.55 1000.58 1000.58	764.0 30.08 1018.58 1018.58	-0.5 -0.02 -0.67 -0.67	85	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											45.0 28.0	15.9 61	No precipitation No precipitation	6
	01	17.3 63	750.7 29.56 1000.85 1000.85	764.3 30.09 1018.98 1018.98		91	Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											40.0 24.9	15.8 60
	00	17.2 63	751.0 29.57 1001.25 1001.25	764.5 30.1 1019.25 1019.25		92	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0							10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	2500 or more, or no clouds. 8202 or more, or no clouds.			35.0 21.8	15.9 61
July 30, Thursday	23	18.0 64	751.0 29.57 1001.25 1001.25	764.5 30.1 1019.25 1019.25	0.3 0.01 0.4 0.4	89	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											40.0 24.9	16.2 61
	22	18.9 66	751.0 29.57 1001.25 1001.25	764.5 30.1 1019.25 1019.25		87	Calm, no wind	Calm			no clouds no clouds no clouds											40.0 24.9	16.7 62
	21	20.0 68	751.0 29.57 1001.25 1001.25	764.4 30.09 1019.12 1019.12		86	Calm, no wind	Calm			no clouds no clouds no clouds											35.0 21.8	17.6 64
	20	22.2 72	750.7 29.56 1000.85 1000.85	764.1 30.08 1018.72 1018.72	-0.7 -0.03 -0.93 -0.93	84	Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds				20.7 69	28.8 84						50.0 31.1	19.4 67	No precipitation No precipitation	12
	19	26.3 79	751.0 29.57 1001.25 1001.25	764.1 30.08 1018.72 1018.72		56	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											50.0 31.1	16.8 62
	18	27.3 81	751.3 29.58 1001.65 1001.65	764.4 30.09 1019.12 1019.12		52	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											50.0 31.1	16.6 62