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 August 7, Friday | 13 | 19.9 68 | 763.9 30.07 1018.45 1018.45 | 768.5 30.26 1024.58 1024.58 | 57 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 100%. 10/10. 8 oktas | Drizzle (not freezing) or snow grains. | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 3.0 1.9 | 11.0 52 | No precipitation No precipitation | 6 | ||||||||||||
12 | 19.1 66 | 764.2 30.09 1018.85 1018.85 | 768.9 30.27 1025.12 1025.12 | 58 | Wind blowing from the west-southwest | 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 | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 100%. 10/10. 8 oktas | Mist. | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 5.0 3.1 | 10.6 51 | No precipitation No precipitation | 1 | |||||||||||||
11 | 19.0 66 | 764.3 30.09 1018.98 1018.98 | 769.0 30.28 1025.25 1025.25 | 60 | Wind blowing from the west | 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 | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 50%. 5/10. 4 oktas | Mist. | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 11.0 6.8 | 10.9 52 | No precipitation No precipitation | 1 | |||||||||||||
10 | 17.7 64 | 764.4 30.09 1019.12 1019.12 | 769.0 30.28 1025.25 1025.25 | 63 | Wind blowing from the west-northwest | 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 | 40%. 4/10. 3 oktas | 13.8 57 | 18.4 65 | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 10.6 51 | No precipitation No precipitation | 12 | ||||||||||||
09 | 17.9 64 | 764.3 30.09 1018.98 1018.98 | 769.0 30.28 1025.25 1025.25 | 63 | Wind blowing from the north-west | 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 | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | no clouds no clouds no clouds | 60.0 37.3 | 10.6 51 | No precipitation No precipitation | 1 | ||||||||||||||||
08 | 16.8 62 | 764.0 30.08 1018.58 1018.58 | 768.7 30.26 1024.85 1024.85 | 71 | Wind blowing from the north-northwest | 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 | 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. | 65.0 40.4 | 11.5 53 | No precipitation No precipitation | 1 | ||||||||||||||
07 | 15.5 60 | 764.2 30.09 1018.85 1018.85 | 768.8 30.27 1024.98 1024.98 | 75 | Wind blowing from the north-northwest | 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 | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 60%. 6/10. 5 oktas | 13.8 57 | 19.6 67 | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 55.0 34.2 | 11.0 52 | No precipitation No precipitation | 12 | ||||||||||||
06 | 13.9 57 | 764.0 30.08 1018.58 1018.58 | 768.7 30.26 1024.85 1024.85 | 79 | variable wind direction | 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 | 9 m/s 32 km/h 20 miles/hour 17 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. | 55.0 34.2 | 10.2 50 | No precipitation No precipitation | 1 | ||||||||||||||
05 | 14.2 58 | 764.0 30.08 1018.58 1018.58 | 768.7 30.26 1024.85 1024.85 | 77 | Wind blowing from the north-northwest | 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 | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 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. | 60.0 37.3 | 10.1 50 | No precipitation No precipitation | 1 | ||||||||||||||
04 | 14.6 58 | 764.2 30.09 1018.85 1018.85 | 768.9 30.27 1025.12 1025.12 | 75 | Wind blowing from the north | 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 | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | no clouds no clouds no clouds | 45.0 28.0 | 10.2 50 | No precipitation No precipitation | 1 | ||||||||||||||||
03 | 15.2 59 | 764.3 30.09 1018.98 1018.98 | 769.0 30.28 1025.25 1025.25 | 72 | Wind blowing from the north-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 55.0 34.2 | 10.2 50 | No precipitation No precipitation | 1 | ||||||||||||||
02 | 15.9 61 | 764.6 30.1 1019.38 1019.38 | 769.3 30.29 1025.65 1025.65 | 66 | Wind blowing from the north-west | 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 | no clouds no clouds no clouds | 55.0 34.2 | 9.6 49 | No precipitation No precipitation | 1 | ||||||||||||||||
01 | 15.4 60 | 764.6 30.1 1019.38 1019.38 | 769.3 30.29 1025.65 1025.65 | 62 | Wind blowing from the north-west | 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 | 10 m/s 36 km/h 22 mph 19 knots 5 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. | 60.0 37.3 | 8.2 47 | No precipitation No precipitation | 6 | ||||||||||||||
00 | 16.2 61 | 764.7 30.11 1019.52 1019.52 | 769.3 30.29 1025.65 1025.65 | 60 | Wind blowing from the north-northwest | 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 | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | no clouds no clouds no clouds | 50.0 31.1 | 8.4 47 | No precipitation No precipitation | 1 | ||||||||||||||||
| August 6, Thursday | 23 | 16.7 62 | 764.7 30.11 1019.52 1019.52 | 769.4 30.29 1025.78 1025.78 | 59 | Wind blowing from the north-west | 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 | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | no clouds no clouds no clouds | 60.0 37.3 | 8.6 47 | No precipitation No precipitation | 1 | |||||||||||||||
22 | 17.3 63 | 764.5 30.1 1019.25 1019.25 | 769.2 30.28 1025.52 1025.52 | 57 | Wind blowing from the north-west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 16.7 62 | 20.5 69 | 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. | 50.0 31.1 | 8.6 47 | No precipitation No precipitation | 12 | ||||||||||||
21 | 18.2 65 | 764.0 30.08 1018.58 1018.58 | 768.7 30.26 1024.85 1024.85 | 54 | Wind blowing from the north-west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 22 m/s 79 km/h 49 miles/hour 43 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. | 45.0 28.0 | 8.7 48 | No precipitation No precipitation | 1 | ||||||||||||||
20 | 18.8 66 | 763.7 30.07 1018.18 1018.18 | 768.4 30.25 1024.45 1024.45 | 63 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 45.0 28.0 | 11.5 53 | No precipitation No precipitation | 1 | ||||||||||||||
19 | 19.6 67 | 763.7 30.07 1018.18 1018.18 | 768.4 30.25 1024.45 1024.45 | 65 | Wind blowing from the west-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 20 m/s 72 km/h 45 miles/hour 39 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 | 15.6 60 | 20.5 69 | 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 | 12.8 55 | No precipitation No precipitation | 12 | ||||||||||||
18 | 19.2 67 | 763.9 30.07 1018.45 1018.45 | 768.6 30.26 1024.72 1024.72 | 64 | Wind blowing from the west-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 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 | ||||||||||||||
17 | 19.4 67 | 764.0 30.08 1018.58 1018.58 | 768.7 30.26 1024.85 1024.85 | 62 | Wind blowing from the west-southwest | 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 | 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 | 12.0 54 | No precipitation No precipitation | 1 | ||||||||||||||
16 | 19.8 68 | 764.2 30.09 1018.85 1018.85 | 768.8 30.27 1024.98 1024.98 | 61 | Wind blowing from the west-southwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 22 m/s 79 km/h 49 miles/hour 43 knots 9 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 | 1500-2000 4921-6562 | 35.0 21.8 | 11.9 53 | No precipitation No precipitation | 1 | ||||||||||||||
15 | 19.8 68 | 764.2 30.09 1018.85 1018.85 | 768.9 30.27 1025.12 1025.12 | 58 | Wind blowing from the west-southwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 21 m/s 76 km/h 47 miles/hour 41 mile/hour 9 Bft | 21 m/s 76 km/h 47 miles/hour 41 mile/hour 9 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. | 35.0 21.8 | 11.2 52 | No precipitation No precipitation | 1 | ||||||||||||||
14 | 19.9 68 | 764.2 30.09 1018.85 1018.85 | 768.9 30.27 1025.12 1025.12 | 57 | Wind blowing from the west-southwest | 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 | 17 m/s 61 km/h 38 miles/hour 33 knots 7 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 | 11.0 52 | No precipitation No precipitation | 1 | ||||||||||||||
13 | 19.3 67 | 764.3 30.09 1018.98 1018.98 | 769.0 30.28 1025.25 1025.25 | 52 | Wind blowing from the west | 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 | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 1500-2000 4921-6562 | 50.0 31.1 | 9.2 49 | No precipitation No precipitation | 6 | ||||||||||||||