Weather archive in Olsztyn

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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 August 21, Friday	22	18.0 64	744.4 29.31 992.45 992.45	756.3 29.78 1008.32 1008.32		79	Wind blowing from the east-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			40.0 24.9	14.3 58
	21	18.7 66	744.8 29.32 992.99 992.99	756.7 29.79 1008.85 1008.85		74	Wind blowing from the east	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							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.			40.0 24.9	14.0 57
	20	20.1 68	744.9 29.33 993.12 993.12	756.7 29.79 1008.85 1008.85		69	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas				16.9 62	26.5 80	Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	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 (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.	50.0 31.1	14.2 58	No precipitation No precipitation	12
	19	24.0 75	744.9 29.33 993.12 993.12	756.5 29.78 1008.58 1008.58		47	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 oktas						Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	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.	50.0 31.1	12.0 54
	18	25.2 77	744.9 29.33 993.12 993.12	756.4 29.78 1008.45 1008.45		40	Calm, no wind	Calm			40%. 4/10. 3 oktas						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	20–30%. 2/10–3/10. 2 oktas	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	50.0 31.1	10.6 51
	17	25.6 78	745.2 29.34 993.52 993.52	756.7 29.79 1008.85 1008.85		38	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	50.0 31.1	10.2 50
	16	25.2 77	745.2 29.34 993.52 993.52	756.7 29.79 1008.85 1008.85		38	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	9.9 50
	15	25.8 78	745.5 29.35 993.92 993.92	757.0 29.8 1009.25 1009.25		39	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 mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	10.8 51
	14	25.5 78	745.8 29.36 994.32 994.32	757.3 29.81 1009.65 1009.65		37	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			40%. 4/10. 3 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	9.7 49	No precipitation No precipitation	6
	13	24.8 77	745.6 29.35 994.05 994.05	757.3 29.81 1009.65 1009.65		43	Wind blowing from the south-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	11.4 53
	12	24.3 76	745.4 29.35 993.79 993.79	757.0 29.8 1009.25 1009.25		45	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	11.6 53
	11	23.2 74	745.7 29.36 994.19 994.19	757.3 29.81 1009.65 1009.65		52	Wind blowing from the south-west	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.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	12.8 55
	10	21.8 71	745.8 29.36 994.32 994.32	757.5 29.82 1009.92 1009.92		66	Wind blowing from the south	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						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.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	15.2 59
	09	19.9 68	745.9 29.37 994.45 994.45	757.6 29.83 1010.05 1010.05		72	Wind blowing from the south	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 translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	14.7 58
	08	17.0 63	745.9 29.37 994.45 994.45	757.8 29.83 1010.32 1010.32		84	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			40%. 4/10. 3 oktas				12.3 54	18.9 66	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas		Altocumulus translucidus at a single level.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	40.0 24.9	14.3 58	No precipitation No precipitation	12	Surface of ground moist.	10.0 50
	07	13.4 56	745.5 29.35 993.92 993.92	757.6 29.83 1010.05 1010.05		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.			20.0 12.4	12.6 55
	06	12.5 55	745.7 29.36 994.19 994.19	757.8 29.83 1010.32 1010.32		97	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	12.0 54
	05	12.6 55	745.4 29.35 993.79 993.79	757.5 29.82 1009.92 1009.92		97	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							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.			23.0 14.3	12.1 54
	04	12.8 55	745.3 29.34 993.65 993.65	757.3 29.81 1009.65 1009.65		97	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			17.0 10.6	12.3 54
	03	12.9 55	745.3 29.34 993.65 993.65	757.4 29.82 1009.78 1009.78		96	Calm, no wind	Calm			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas							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.			18.0 11.2	12.3 54
	02	13.5 56	745.6 29.35 994.05 994.05	757.6 29.83 1010.05 1010.05		94	Wind blowing from the south-southwest	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.			26.0 16.2	12.6 55	No precipitation No precipitation	6
	01	13.7 57	745.5 29.35 993.92 993.92	757.6 29.83 1010.05 1010.05		92	Wind blowing from the south	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.			22.0 13.7	12.4 54
	00	14.6 58	745.4 29.35 993.79 993.79	757.4 29.82 1009.78 1009.78		90	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			40%. 4/10. 3 oktas							40%. 4/10. 3 oktas	1500-2000 4921-6562			30.0 18.6	13.0 55
August 20, Thursday	23	14.9 59	745.4 29.35 993.79 993.79	757.4 29.82 1009.78 1009.78		90	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			20–30%. 2/10–3/10. 2 oktas							20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921			30.0 18.6	13.3 56
August 20, Thursday	22	16.7 62	745.2 29.34 993.52 993.52	757.1 29.81 1009.38 1009.38		81	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			60%. 6/10. 5 oktas							60%. 6/10. 5 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			40.0 24.9	13.4 56