Weather archive in the Isle of Portland
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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 July 29, Wednesday | 10 | 22.0 72 | 756.6 29.79 1008.72 1008.72 | 761.2 29.97 1014.85 1014.85 | 68 | Wind blowing from the north-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 100%. 10/10. 8 oktas | 17.2 63 | 22.7 73 | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 40.0 24.9 | 15.9 61 | No precipitation No precipitation | 12 | |||||||||||
09 | 21.1 70 | 756.5 29.78 1008.58 1008.58 | 761.1 29.96 1014.72 1014.72 | 74 | variable wind direction | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 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 | 16.2 61 | No precipitation No precipitation | 1 | ||||||||||||||
08 | 20.9 70 | 756.7 29.79 1008.85 1008.85 | 761.2 29.97 1014.85 1014.85 | 76 | Wind blowing from the east-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 50.0 31.1 | 16.5 62 | No precipitation No precipitation | 1 | ||||||||||||||
07 | 19.4 67 | 756.6 29.79 1008.72 1008.72 | 761.2 29.97 1014.85 1014.85 | 86 | Wind blowing from the east-northeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 50%. 5/10. 4 oktas | 17.2 63 | 21.3 70 | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 35.0 21.8 | 16.9 62 | No precipitation No precipitation | 12 | ||||||||||||
06 | 17.8 64 | 756.5 29.78 1008.58 1008.58 | 761.1 29.96 1014.72 1014.72 | 87 | Wind blowing from the east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 9 m/s 32 km/h 20 miles/hour 17 knots 5 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. | 35.0 21.8 | 15.6 60 | No precipitation No precipitation | 1 | ||||||||||||||
05 | 17.5 64 | 756.9 29.8 1009.12 1009.12 | 761.5 29.98 1015.25 1015.25 | 88 | Wind blowing from the east-northeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 15.5 60 | No precipitation No precipitation | 1 | ||||||||||||||
04 | 17.4 63 | 757.0 29.8 1009.25 1009.25 | 761.7 29.99 1015.52 1015.52 | 89 | Wind blowing from the east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 15.5 60 | No precipitation No precipitation | 1 | ||||||||||||||
03 | 17.4 63 | 757.4 29.82 1009.78 1009.78 | 762.0 30 1015.92 1015.92 | 90 | Wind blowing from the east-northeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 15.8 60 | No precipitation No precipitation | 1 | ||||||||||||||
02 | 17.3 63 | 757.7 29.83 1010.18 1010.18 | 762.4 30.02 1016.45 1016.45 | 85 | Wind blowing from the east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 35.0 21.8 | 14.7 58 | No precipitation No precipitation | 1 | ||||||||||||||
01 | 17.9 64 | 758.1 29.85 1010.72 1010.72 | 762.7 30.03 1016.85 1016.85 | 87 | Wind blowing from the east-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 3 m/s 11 km/h 7 miles/hour 6 knots 2 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 15.7 60 | No precipitation No precipitation | 6 | |||||||||||||||
00 | 17.8 64 | 758.5 29.86 1011.25 1011.25 | 763.1 30.04 1017.38 1017.38 | 91 | Wind blowing from the north-east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 2 m/s 7 km/h 4 mph 4 knots 2 Bft | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 16.3 61 | No precipitation No precipitation | 1 | ||||||||||||||
| July 28, Tuesday | 23 | 17.5 64 | 758.5 29.86 1011.25 1011.25 | 763.2 30.05 1017.52 1017.52 | 93 | Wind blowing from the east-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 14.0 8.7 | 16.4 62 | No precipitation No precipitation | 1 | |||||||||||||
22 | 17.7 64 | 758.5 29.86 1011.25 1011.25 | 763.2 30.05 1017.52 1017.52 | 92 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 100%. 10/10. 8 oktas | 17.6 64 | 22.6 73 | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 18.0 11.2 | 16.3 61 | No precipitation No precipitation | 12 | |||||||||||||
21 | 18.1 65 | 758.5 29.86 1011.25 1011.25 | 763.2 30.05 1017.52 1017.52 | 91 | Wind blowing from the south-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 19.0 11.8 | 16.6 62 | No precipitation No precipitation | 1 | |||||||||||||||
20 | 19.0 66 | 758.6 29.87 1011.38 1011.38 | 763.3 30.05 1017.65 1017.65 | 87 | Wind blowing from the south-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 24.0 14.9 | 16.8 62 | No precipitation No precipitation | 1 | ||||||||||||||
19 | 20.6 69 | 758.7 29.87 1011.52 1011.52 | 763.3 30.05 1017.65 1017.65 | 77 | Wind blowing from the east-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 50%. 5/10. 4 oktas | 18.4 65 | 22.6 73 | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 35.0 21.8 | 16.5 62 | No precipitation No precipitation | 12 | ||||||||||||
18 | 22.5 73 | 759.1 29.89 1012.05 1012.05 | 763.6 30.06 1018.05 1018.05 | 67 | variable wind direction | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 45.0 28.0 | 16.0 61 | No precipitation No precipitation | 1 | ||||||||||||||
17 | 21.0 70 | 759.5 29.9 1012.58 1012.58 | 764.1 30.08 1018.72 1018.72 | 76 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 9 m/s 32 km/h 20 miles/hour 17 knots 5 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. | 30.0 18.6 | 16.6 62 | No precipitation No precipitation | 1 | ||||||||||||||
16 | 20.8 69 | 759.9 29.92 1013.12 1013.12 | 764.5 30.1 1019.25 1019.25 | 77 | Wind blowing from the south-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 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. | 30.0 18.6 | 16.7 62 | No precipitation No precipitation | 1 | |||||||||||||||
15 | 21.3 70 | 760.3 29.93 1013.65 1013.65 | 764.8 30.11 1019.65 1019.65 | 77 | Wind blowing from the south-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 17.0 63 | No precipitation No precipitation | 1 | ||||||||||||||
14 | 21.9 71 | 760.6 29.94 1014.05 1014.05 | 765.1 30.12 1020.05 1020.05 | 74 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 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 | 17.0 63 | No precipitation No precipitation | 1 | ||||||||||||||
13 | 21.6 71 | 760.7 29.95 1014.18 1014.18 | 765.4 30.13 1020.45 1020.45 | 73 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 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 | 16.6 62 | No precipitation No precipitation | 6 | ||||||||||||||
12 | 21.0 70 | 760.9 29.96 1014.45 1014.45 | 765.5 30.14 1020.58 1020.58 | 74 | Wind blowing from the west-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 28.0 17.4 | 16.2 61 | No precipitation No precipitation | 1 | ||||||||||||||
11 | 20.6 69 | 760.9 29.96 1014.45 1014.45 | 765.5 30.14 1020.58 1020.58 | 81 | Wind blowing from the west-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 50-100 164-328 | 8.0 5.0 | 17.2 63 | No precipitation No precipitation | 1 | ||||||||||||||
10 | 20.3 69 | 760.9 29.96 1014.45 1014.45 | 765.5 30.14 1020.58 1020.58 | 81 | Wind blowing from the south-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 17.6 64 | 21.2 70 | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 200-300 656-984 | 29.0 18.0 | 17.0 63 | No precipitation No precipitation | 12 | ||||||||||||