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 16, Thursday | 07 | 17.8 64 | 760.6 29.94 1014.05 1014.05 | 765.2 30.13 1020.18 1020.18 | 75 | Wind blowing from the north-east | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 60%. 6/10. 5 oktas | 17.3 63 | 22.4 72 | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 23.0 14.3 | 13.3 56 | No precipitation No precipitation | 12 | |||||||||||
06 | 17.4 63 | 760.7 29.95 1014.18 1014.18 | 765.4 30.13 1020.45 1020.45 | 77 | Wind blowing from the north-east | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 23.0 14.3 | 13.3 56 | No precipitation No precipitation | 1 | ||||||||||||||
05 | 18.0 64 | 760.8 29.95 1014.32 1014.32 | 765.4 30.13 1020.45 1020.45 | 73 | Wind blowing from the north-east | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 27.0 16.8 | 13.0 55 | No precipitation No precipitation | 1 | ||||||||||||||
04 | 19.0 66 | 760.9 29.96 1014.45 1014.45 | 765.5 30.14 1020.58 1020.58 | 65 | Wind blowing from the north-east | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 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 | 12.3 54 | No precipitation No precipitation | 1 | ||||||||||||||
03 | 19.4 67 | 761.2 29.97 1014.85 1014.85 | 765.8 30.15 1020.98 1020.98 | 64 | Wind blowing from the east-northeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 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 | 12.3 54 | No precipitation No precipitation | 1 | ||||||||||||||
02 | 19.4 67 | 761.6 29.98 1015.38 1015.38 | 766.2 30.17 1021.52 1021.52 | 67 | Wind blowing from the east-northeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 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 | 13.0 55 | No precipitation No precipitation | 1 | ||||||||||||||
01 | 20.1 68 | 761.6 29.98 1015.38 1015.38 | 766.2 30.17 1021.52 1021.52 | 71 | Wind blowing from the north-east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 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 | 14.7 58 | No precipitation No precipitation | 6 | ||||||||||||||
00 | 20.0 68 | 761.7 29.99 1015.52 1015.52 | 766.3 30.17 1021.65 1021.65 | 76 | Wind blowing from the east-northeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 25.0 15.5 | 15.6 60 | No precipitation No precipitation | 1 | ||||||||||||||
| July 15, Wednesday | 23 | 19.5 67 | 761.8 29.99 1015.65 1015.65 | 766.4 30.17 1021.78 1021.78 | 78 | Wind blowing from the east-southeast | 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 | 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. | 22.0 13.7 | 15.6 60 | No precipitation No precipitation | 1 | |||||||||||||
22 | 19.8 68 | 761.6 29.98 1015.38 1015.38 | 766.3 30.17 1021.65 1021.65 | 76 | Wind blowing from the east-southeast | 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 | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 100%. 10/10. 8 oktas | 19.8 68 | 25.2 77 | 100%. 10/10. 8 oktas | 1500-2000 4921-6562 | 22.0 13.7 | 15.5 60 | No precipitation No precipitation | 12 | ||||||||||||
21 | 21.0 70 | 761.0 29.96 1014.58 1014.58 | 765.6 30.14 1020.72 1020.72 | 72 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 26.0 16.2 | 15.7 60 | No precipitation No precipitation | 1 | ||||||||||||||
20 | 21.4 71 | 760.8 29.95 1014.32 1014.32 | 765.4 30.13 1020.45 1020.45 | 71 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 25.0 15.5 | 16.0 61 | No precipitation No precipitation | 1 | ||||||||||||||
19 | 22.3 72 | 760.7 29.95 1014.18 1014.18 | 765.3 30.13 1020.32 1020.32 | 67 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 100%. 10/10. 8 oktas | 18.5 65 | 25.2 77 | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 27.0 16.8 | 15.8 60 | No precipitation No precipitation | 12 | ||||||||||||
18 | 22.2 72 | 760.5 29.94 1013.92 1013.92 | 765.1 30.12 1020.05 1020.05 | 69 | Wind blowing from the east | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 27.0 16.8 | 16.3 61 | No precipitation No precipitation | 1 | ||||||||||||||
17 | 20.8 69 | 760.9 29.96 1014.45 1014.45 | 765.5 30.14 1020.58 1020.58 | 76 | Wind blowing from the east-southeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 20–30%. 2/10–3/10. 2 oktas | 20–30%. 2/10–3/10. 2 oktas | 2000-2500 6562-8202 | 19.0 11.8 | 16.3 61 | No precipitation No precipitation | 1 | ||||||||||||||
16 | 21.5 71 | 761.2 29.97 1014.85 1014.85 | 765.8 30.15 1020.98 1020.98 | 74 | Wind blowing from the east-southeast | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 19 m/s 68 km/h 43 mph 37 knots 8 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 | 2000-2500 6562-8202 | 16.0 9.9 | 16.7 62 | No precipitation No precipitation | 1 | ||||||||||||||
15 | 22.6 73 | 761.2 29.97 1014.85 1014.85 | 765.8 30.15 1020.98 1020.98 | 70 | Wind blowing from the east-southeast | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | no clouds no clouds no clouds | 22.0 13.7 | 16.9 62 | No precipitation No precipitation | 1 | ||||||||||||||||
14 | 21.8 71 | 761.3 29.97 1014.98 1014.98 | 765.9 30.15 1021.12 1021.12 | 72 | Wind blowing from the east-southeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | no clouds no clouds no clouds | 24.0 14.9 | 16.6 62 | No precipitation No precipitation | 1 | ||||||||||||||||
13 | 22.6 73 | 761.4 29.98 1015.12 1015.12 | 766.0 30.16 1021.25 1021.25 | 66 | Wind blowing from the east | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 20–30%. 2/10–3/10. 2 oktas | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 26.0 16.2 | 15.9 61 | No precipitation No precipitation | 6 | ||||||||||||||
12 | 24.8 77 | 761.2 29.97 1014.85 1014.85 | 765.7 30.15 1020.85 1020.85 | 59 | Wind blowing from the east-northeast | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 19 m/s 68 km/h 43 mph 37 knots 8 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 | 16.1 61 | No precipitation No precipitation | 1 | ||||||||||||||
11 | 24.1 75 | 761.2 29.97 1014.85 1014.85 | 765.8 30.15 1020.98 1020.98 | 61 | Wind blowing from the east-northeast | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | no clouds no clouds no clouds | 30.0 18.6 | 16.0 61 | No precipitation No precipitation | 1 | ||||||||||||||||
10 | 22.3 72 | 761.2 29.97 1014.85 1014.85 | 765.8 30.15 1020.98 1020.98 | 64 | Wind blowing from the east-northeast | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | no clouds no clouds no clouds | 18.4 65 | 23.1 74 | 30.0 18.6 | 15.2 59 | No precipitation No precipitation | 12 | ||||||||||||||
09 | 20.8 69 | 761.2 29.97 1014.85 1014.85 | 765.7 30.15 1020.85 1020.85 | 68 | Wind blowing from the east-northeast | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 23 m/s 83 km/h 51 mile/hour 45 knots 9 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 20–30%. 2/10–3/10. 2 oktas | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 14.7 58 | No precipitation No precipitation | 1 | ||||||||||||||
08 | 20.3 69 | 760.9 29.96 1014.45 1014.45 | 765.5 30.14 1020.58 1020.58 | 69 | Wind blowing from the north-east | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | 27 m/s 97 km/h 60 miles/hour 52 knots 10 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 27.0 16.8 | 14.5 58 | No precipitation No precipitation | 1 | ||||||||||||||
07 | 18.5 65 | 760.7 29.95 1014.18 1014.18 | 765.4 30.13 1020.45 1020.45 | 77 | Wind blowing from the north-east | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 100%. 10/10. 8 oktas | 18.4 65 | 23.5 74 | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 26.0 16.2 | 14.4 58 | No precipitation No precipitation | 12 | ||||||||||||