Weather archive in Jungfraujoch

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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 30, Tuesday	14	4.4 40	501.9 19.76 669.15 669.15			89	Wind blowing from the south-east	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 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.	40%. 4/10. 3 oktas	300-600 984-1968	Altocumulus cumulogenitus (or cumulonimbogenitus).		30.0 18.6	2.8 37
	13	4.4 40	502.0 19.76 669.28 669.28			86	Wind blowing from the south-east	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)															2.2 36
	12	4.6 40	501.9 19.76 669.15 669.15			85	Wind blowing from the south-southeast	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)															2.2 36
	11	4.5 40	501.7 19.75 668.88 668.88			79	Wind blowing from the south-east	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			50%. 5/10. 4 oktas	Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation.	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.			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 uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole.	30.0 18.6	1.1 34
	10	4.4 40	501.8 19.76 669.01 669.01			70	Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)															-0.6 31
	09	4.6 40	501.8 19.76 669.01 669.01			69	Wind blowing from the north-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)															-0.7 31
	08	4.3 40	501.6 19.75 668.75 668.75			73	Wind blowing from the north-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas	Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation.	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.	2.3 36		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.	30.0 18.6	-0.1 32					Even layer of compact or wet snow covering ground completely.
	07	4.6 40	501.6 19.75 668.75 668.75			66	Wind blowing from the north-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)															-1.2 30
	05	2.5 37	501.7 19.75 668.88 668.88			87	Wind blowing from the south-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)															0.6 33
	04	2.9 37	501.9 19.76 669.15 669.15			83	Wind blowing from the south-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)															0.3 33
	03	3.7 39	502.0 19.76 669.28 669.28			78	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)															0.2 32
	02	2.9 37	502.1 19.77 669.41 669.41			89	Wind blowing from the north-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)															1.2 34
	01	3.3 38	502.3 19.78 669.68 669.68			86	Wind blowing from the north-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)															1.2 34
	00	3.3 38	502.6 19.79 670.08 670.08			84	Wind blowing from the north-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)															0.9 34
June 29, Monday	23	3.1 38	502.6 19.79 670.08 670.08			86	Wind blowing from the north-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)															0.9 34
	22	3.8 39	502.6 19.79 670.08 670.08			80	Wind blowing from the north-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)															0.6 33
	21	4.2 40	502.4 19.78 669.81 669.81			78	Wind blowing from the north-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)															0.6 33
	20	3.3 38	502.4 19.78 669.81 669.81			82	Wind blowing from the north-northwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Slight rain at time of observation. Thunderstorm during the preceding hour but not at time of observation.	Thunderstorm(s) with or without precipitation.	Rain.		7.0 45	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	100%. 10/10. 8 oktas		Altostratus opacus or Nimbostratus.		20.0 12.4	0.4 33					Even layer of compact or wet snow covering ground completely.
	19	1.8 35	502.8 19.8 670.35 670.35			99	Wind blowing from the north-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)															1.7 35
	18	5.0 41	502.6 19.79 670.08 670.08			86	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)															2.9 37
	17	5.3 42	502.7 19.79 670.21 670.21			94	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena.	Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation.	Thunderstorm(s) with or without precipitation.	Rain.				Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena.				0.3 0.2	4.4 40
	16	5.5 42	502.8 19.8 670.35 670.35			94	Wind blowing from the north-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)															4.6 40
	15	7.0 45	503.0 19.8 670.61 670.61			79	Wind blowing from the north-northwest	Calm															3.5 38
	14	5.4 42	503.1 19.81 670.74 670.74			81	Wind blowing from the north-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation.	Fog or ice fog or thick haze.	Cloud covering more than 1/2 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.	50%. 5/10. 4 oktas	300-600 984-1968	Altocumulus cumulogenitus (or cumulonimbogenitus).	Cirrus uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole.	20.0 12.4	2.4 36