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 September 1, Tuesday	02	16.8 62	746.5 29.39 995.25 995.25	760.0 29.92 1013.25 1013.25	-0.4 -0.02 -0.53 -0.53	97	Wind blowing from the south-southwest	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	Rain (not freezing).							300-600 984-1968			28.0 17.4	16.3 61	0.8 0.03	6
August 31, Monday	23	17.5 64	746.9 29.41 995.79 995.79	760.4 29.94 1013.78 1013.78	0.6 0.02 0.8 0.8	93	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			50.0 31.1	16.4 62
	21	17.4 63	746.8 29.4 995.65 995.65	760.3 29.93 1013.65 1013.65		92	Wind blowing from the south-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas							50%. 5/10. 4 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			50.0 31.1	16.1 61
	20	18.3 65	746.3 29.38 994.99 994.99	759.7 29.91 1012.85 1012.85	0.0 0 0 0	89	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)		7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Shower(s) of rain.	Shower(s).	Cloud covering more than 1/2 of the sky throughout the appropriate period.	18.3 65	26.9 80	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	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.		40.0 24.9	16.5 62	0.1	12
	19	20.0 68	746.5 29.39 995.25 995.25	759.9 29.92 1013.12 1013.12		78	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	Rain shower(s), slight.	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.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	60%. 6/10. 5 oktas	2000-2500 6562-8202	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.		27.0 16.8	16.0 61
	18	22.0 72	746.8 29.4 995.65 995.65	760.0 29.92 1013.25 1013.25		65	Wind blowing from the south-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)		7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft	100%. 10/10. 8 oktas	Shower(s) of rain.	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	1500-2000 4921-6562	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.		50.0 31.1	15.1 59
	17	22.1 72	746.3 29.38 994.99 994.99	759.6 29.91 1012.72 1012.72	-0.6 -0.02 -0.8 -0.8	80	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	Rain shower(s), slight.	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.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	50%. 5/10. 4 oktas	2000-2500 6562-8202	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.		50.0 31.1	18.5 65
	16	24.6 76	746.4 29.39 995.12 995.12	759.5 29.9 1012.58 1012.58		55	Wind blowing from the south-west	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						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	50%. 5/10. 4 oktas		Altocumulus translucidus at a single level.	Cirrostratus not progressively invading the sky and not entirely covering it.	50.0 31.1	15.0 59
	15	25.8 78	746.6 29.39 995.39 995.39	759.7 29.91 1012.85 1012.85		53	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						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	40%. 4/10. 3 oktas		Altocumulus translucidus at a single level.	Cirrostratus not progressively invading the sky and not entirely covering it.	50.0 31.1	15.5 60
	14	26.3 79	746.9 29.41 995.79 995.79	760.0 29.92 1013.25 1013.25	-0.4 -0.02 -0.53 -0.53	52	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 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	1500-2000 4921-6562	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	15.7 60	No precipitation No precipitation	6
	13	25.2 77	747.1 29.41 996.05 996.05	760.2 29.93 1013.52 1013.52		54	Wind blowing from the south-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 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	1500-2000 4921-6562	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	15.2 59
	12	25.3 78	747.1 29.41 996.05 996.05	760.3 29.93 1013.65 1013.65		55	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 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	1000-1500 3281-4921	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	15.6 60
	11	24.2 76	747.3 29.42 996.32 996.32	760.5 29.94 1013.92 1013.92	0.0 0 0 0	61	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	16.2 61
	10	22.0 72	747.4 29.43 996.45 996.45	760.7 29.95 1014.18 1014.18		68	Wind blowing from the west-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 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 translucidus at a single level.	Cirrostratus not progressively invading the sky and not entirely covering it.	23.0 14.3	15.8 60
	09	19.5 67	747.4 29.43 996.45 996.45	760.8 29.95 1014.32 1014.32		75	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 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 translucidus at a single level.	Cirrostratus not progressively invading the sky and not entirely covering it.	50.0 31.1	14.9 59
	08	18.3 65	747.3 29.42 996.32 996.32	760.7 29.95 1014.18 1014.18	0.2 0.01 0.27 0.27	77	Wind blowing from the south-southwest	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	Cloud development not observed or not observable.			12.3 54	18.3 65	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 translucidus at a single level.	Cirrostratus not progressively invading the sky and not entirely covering it.	50.0 31.1	14.2 58	Trace of precipitation Trace of precipitation	12	Surface of ground moist.	11.0 52
	07	14.6 58	747.3 29.42 996.32 996.32	760.9 29.96 1014.45 1014.45		95	Calm, no wind	Calm			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	13.8 57
	06	12.4 54	747.2 29.42 996.18 996.18	760.9 29.96 1014.45 1014.45		98	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds	Mist.										2.8 1.7	12.1 54
	04	13.6 56	747.2 29.42 996.18 996.18	760.9 29.96 1014.45 1014.45		96	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			20–30%. 2/10–3/10. 2 oktas	Mist.						20–30%. 2/10–3/10. 2 oktas	1500-2000 4921-6562			11.0 6.8	13.0 55
	03	15.1 59	747.3 29.42 996.32 996.32	760.9 29.96 1014.45 1014.45		95	Wind blowing from the east-southeast	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	Rain (not freezing).						90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			30.0 18.6	14.3 58
	02	14.3 58	747.4 29.43 996.45 996.45	761.0 29.96 1014.58 1014.58	-0.4 -0.02 -0.53 -0.53	96	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								2500 or more, or no clouds. 8202 or more, or no clouds.			30.0 18.6	13.7 57	No precipitation No precipitation	6