Weather archive in Portoroz / Secovlje (airport)
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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 | |
| 2025 September 16, Tuesday | 17 | 26.2 79 | 761.5 29.98 1015.25 1015.25 | 761.8 29.99 1015.65 1015.65 | -0.9 -0.04 -1.2 -1.2 | 67 | 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. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1000-1500 3281-4921 | 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 | 19.5 67 | |||||||||||||
16 | 25.6 78 | 761.8 29.99 1015.65 1015.65 | 762.1 30 1016.05 1016.05 | 67 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 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 | 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 | 18.9 66 | ||||||||||||||||
15 | 26.1 79 | 762.0 30 1015.92 1015.92 | 762.3 30.01 1016.32 1016.32 | 65 | Wind blowing from the west-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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. | 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 in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. | 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 | 18.9 66 | |||||||||||||||
14 | 26.4 80 | 762.4 30.02 1016.45 1016.45 | 762.7 30.03 1016.85 1016.85 | -0.1 -0 -0.13 -0.13 | 64 | Wind blowing from the south-west | 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. | 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 cumulogenitus (or cumulonimbogenitus). | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 50.0 31.1 | 19.0 66 | No precipitation No precipitation | 6 | ||||||||||||
13 | 25.6 78 | 762.6 30.02 1016.72 1016.72 | 762.9 30.04 1017.12 1017.12 | 65 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 50.0 31.1 | 18.5 65 | |||||||||||||||
12 | 25.7 78 | 762.4 30.02 1016.45 1016.45 | 762.7 30.03 1016.85 1016.85 | 65 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 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 | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 50.0 31.1 | 18.6 65 | |||||||||||||||
11 | 25.3 78 | 762.5 30.02 1016.58 1016.58 | 762.8 30.03 1016.98 1016.98 | -0.1 -0 -0.13 -0.13 | 70 | 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. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 50.0 31.1 | 19.5 67 | ||||||||||||||
10 | 24.9 77 | 762.6 30.02 1016.72 1016.72 | 762.9 30.04 1017.12 1017.12 | 77 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 40%. 4/10. 3 oktas | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | no clouds no clouds no clouds | 300-600 984-1968 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 50.0 31.1 | 20.5 69 | |||||||||||||||
09 | 23.9 75 | 762.5 30.02 1016.58 1016.58 | 762.8 30.03 1016.98 1016.98 | 79 | Wind blowing from the east-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 20–30%. 2/10–3/10. 2 oktas | 1000-1500 3281-4921 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 50.0 31.1 | 20.0 68 | |||||||||||||||
08 | 21.6 71 | 762.6 30.02 1016.72 1016.72 | 762.9 30.04 1017.12 1017.12 | 0.1 0 0.13 0.13 | 86 | 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 | 18.4 65 | 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 | 1500-2000 4921-6562 | Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. | No Cirrus, Cirrocumulus or Cirrostratus. | 50.0 31.1 | 19.1 66 | No precipitation No precipitation | 12 | Surface of ground moist. | 17.0 63 | |||||||||
07 | 20.6 69 | 762.4 30.02 1016.45 1016.45 | 762.7 30.03 1016.85 1016.85 | 87 | Wind blowing from the 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 | 2000-2500 6562-8202 | 45.0 28.0 | 18.4 65 | |||||||||||||||||||
06 | 19.8 68 | 762.4 30.02 1016.45 1016.45 | 762.7 30.03 1016.85 1016.85 | 91 | 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 | 1500-2000 4921-6562 | 45.0 28.0 | 18.2 65 | |||||||||||||||||||
05 | 20.3 69 | 762.5 30.02 1016.58 1016.58 | 762.8 30.03 1016.98 1016.98 | -0.7 -0.03 -0.93 -0.93 | 89 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | No significant weather observed. | 1500-2000 4921-6562 | 45.0 28.0 | 18.4 65 | ||||||||||||||||||
04 | 20.6 69 | 762.7 30.03 1016.85 1016.85 | 763.0 30.04 1017.25 1017.25 | 87 | Wind blowing from the east-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 1500-2000 4921-6562 | 50.0 31.1 | 18.3 65 | |||||||||||||||||||
03 | 20.1 68 | 763.0 30.04 1017.25 1017.25 | 763.3 30.05 1017.65 1017.65 | 89 | Wind blowing from the east-southeast | 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 | 1500-2000 4921-6562 | 45.0 28.0 | 18.3 65 | |||||||||||||||||||
02 | 18.8 66 | 763.2 30.05 1017.52 1017.52 | 763.5 30.06 1017.92 1017.92 | -0.7 -0.03 -0.93 -0.93 | 93 | Wind blowing from the east-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | No significant weather observed. | 1500-2000 4921-6562 | 45.0 28.0 | 17.7 64 | ||||||||||||||||||
01 | 19.3 67 | 763.4 30.06 1017.78 1017.78 | 763.7 30.07 1018.18 1018.18 | 92 | Wind blowing from the east-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 50.0 31.1 | 17.9 64 | |||||||||||||||||||||
00 | 19.0 66 | 763.6 30.06 1018.05 1018.05 | 763.9 30.07 1018.45 1018.45 | 92 | 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 | 1500-2000 4921-6562 | 45.0 28.0 | 17.6 64 | |||||||||||||||||||
| September 15, Monday | 23 | 18.4 65 | 763.9 30.07 1018.45 1018.45 | 764.2 30.09 1018.85 1018.85 | 0.1 0 0.13 0.13 | 94 | Wind blowing from the south-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | No significant weather observed. | 45.0 28.0 | 17.4 63 | ||||||||||||||||||
22 | 19.2 67 | 763.9 30.07 1018.45 1018.45 | 764.2 30.09 1018.85 1018.85 | 92 | Wind blowing from the south-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 45.0 28.0 | 17.9 64 | |||||||||||||||||||||
20 | 20.9 70 | 763.8 30.07 1018.32 1018.32 | 764.1 30.08 1018.72 1018.72 | -0.1 -0 -0.13 -0.13 | 88 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | No significant weather observed. | 26.5 80 | 40.0 24.9 | 18.9 66 | No precipitation No precipitation | 12 | ||||||||||||||||
19 | 24.0 75 | 763.8 30.07 1018.32 1018.32 | 764.1 30.08 1018.72 1018.72 | 75 | Wind blowing from the east-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 45.0 28.0 | 19.3 67 | |||||||||||||||||||||
18 | 25.4 78 | 763.8 30.07 1018.32 1018.32 | 764.1 30.08 1018.72 1018.72 | 68 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 50.0 31.1 | 19.1 66 | ||||||||||||||||
17 | 25.8 78 | 763.9 30.07 1018.45 1018.45 | 764.2 30.09 1018.85 1018.85 | 65 | Wind blowing from the south-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 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 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 50.0 31.1 | 18.8 66 | |||||||||||||||