Weather archive on Grand Cayman

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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 25, Friday	08	30.5 87	760.5 29.94 1013.92 1013.92	761.0 29.96 1014.58 1014.58		77	Wind blowing from the east	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						Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	50%. 5/10. 4 oktas	300-600 984-1968	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.	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.	30.0 18.6	26.1 79
2026 September 25, Friday	07	28.0 82	760.1 29.93 1013.38 1013.38	760.6 29.94 1014.05 1014.05		89	Wind blowing from the east	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					32.0 90	Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	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.	No Cirrus, Cirrocumulus or Cirrostratus.	30.0 18.6	26.0 79	No precipitation No precipitation	12
September 24, Thursday	19	29.4 85	759.7 29.91 1012.85 1012.85	760.2 29.93 1013.52 1013.52	1.1 0.04 1.47 1.47	80	variable wind direction	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	Lightning visible, no thunder heard.	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.		32.0 90	Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	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.	Cirrostratus covering the whole sky.	30.0 18.6	25.5 78	No precipitation No precipitation	6
	18	29.6 85	759.5 29.9 1012.58 1012.58	760.0 29.92 1013.25 1013.25	0.7 0.03 0.93 0.93	77	variable wind direction	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						Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	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.	Cirrostratus covering the whole sky.	30.0 18.6	25.1 77
	17	30.4 87	759.2 29.89 1012.18 1012.18	759.7 29.91 1012.85 1012.85	0.0 0 0 0	72	Wind blowing from the north	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						Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	300-600 984-1968	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.	Cirrostratus covering the whole sky.	30.0 18.6	24.7 76
	16	30.7 87	758.6 29.87 1011.38 1011.38	759.1 29.89 1012.05 1012.05	-1.1 -0.04 -1.47 -1.47	71	variable wind direction	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			60%. 6/10. 5 oktas						Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	300-600 984-1968	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.	Cirrus spissatus cumulonimbogenitus.	30.0 18.6	24.9 77
	15	31.1 88	758.8 29.87 1011.65 1011.65	759.3 29.89 1012.32 1012.32	-1.2 -0.05 -1.6 -1.6	71	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus spissatus cumulonimbogenitus.	30.0 18.6	25.2 77
	14	30.8 87	759.2 29.89 1012.18 1012.18	759.7 29.91 1012.85 1012.85	-0.8 -0.03 -1.07 -1.07	79	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	300-600 984-1968	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.	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.	30.0 18.6	26.7 80
	13	31.2 88	759.7 29.91 1012.85 1012.85	760.2 29.93 1013.52 1013.52	-0.3 -0.01 -0.4 -0.4	71	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas					31.7 89	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	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus cumulonimbogenitus.	30.0 18.6	25.3 78	No precipitation No precipitation	6
	12	31.0 88	760.0 29.92 1013.25 1013.25	760.5 29.94 1013.92 1013.92	0.1 0 0.13 0.13	76	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus cumulonimbogenitus.	30.0 18.6	26.3 79
	11	30.6 87	760.0 29.92 1013.25 1013.25	760.5 29.94 1013.92 1013.92	-0.1 -0 -0.13 -0.13	76	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus cumulonimbogenitus.	30.0 18.6	25.9 79
	10	30.3 87	760.0 29.92 1013.25 1013.25	760.5 29.94 1013.92 1013.92	0.1 0 0.13 0.13	76	Wind blowing from the south-east	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	600-1000 1968-3281	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus spissatus cumulonimbogenitus.	30.0 18.6	25.5 78
	09	29.8 86	759.9 29.92 1013.12 1013.12	760.4 29.94 1013.78 1013.78		76	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	300-600 984-1968	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.	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.	30.0 18.6	25.1 77
	08	29.1 84	760.1 29.93 1013.38 1013.38	760.6 29.94 1014.05 1014.05		78	Wind blowing from the east	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			60%. 6/10. 5 oktas						Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	300-600 984-1968	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.	Cirrus spissatus cumulonimbogenitus.	30.0 18.6	24.9 77