Weather archive in Rochester
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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 December 19, Friday | 22 | 5.8 42 | 738.8 29.09 984.99 984.99 | 758.2 29.85 1010.85 1010.85 | 0.9 0.04 1.2 1.2 | 93 | Wind blowing from the south-west | 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 | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 300-600 984-1968 | 23.0 14.3 | 4.7 40 | No precipitation No precipitation | 1 | ||||||||||||
21 | 5.8 42 | 738.8 29.09 984.99 984.99 | 758.2 29.85 1010.85 1010.85 | 1.6 0.06 2.13 2.13 | 93 | Wind blowing from the south-west | 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 | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 100%. 10/10. 8 oktas | Rain (not freezing). | 5.8 42 | 7.3 45 | 100%. 10/10. 8 oktas | 300-600 984-1968 | 24.0 14.9 | 4.8 41 | 4.0 0.16 | 12 | ||||||||||
20 | 5.9 43 | 738.4 29.07 984.45 984.45 | 757.8 29.83 1010.32 1010.32 | 1.5 0.06 2 2 | 93 | Wind blowing from the south-west | 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 | 100%. 10/10. 8 oktas | Rain. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 30.0 18.6 | 4.8 41 | 0.8 0.03 | 1 | ||||||||||||
19 | 6.3 43 | 737.9 29.05 983.79 983.79 | 757.1 29.81 1009.38 1009.38 | 1.7 0.07 2.27 2.27 | 89 | Wind blowing from the south-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 300-600 984-1968 | 23.0 14.3 | 4.6 40 | No precipitation No precipitation | 1 | ||||||||||||
18 | 6.4 44 | 737.2 29.02 982.85 982.85 | 756.4 29.78 1008.45 1008.45 | 1.3 0.05 1.73 1.73 | 89 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 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 | Rain, not freezing, slight. | 6.3 43 | 7.3 45 | 100%. 10/10. 8 oktas | 300-600 984-1968 | 18.0 11.2 | 4.7 40 | 4.0 0.16 | 12 | ||||||||||
17 | 6.5 44 | 736.9 29.01 982.45 982.45 | 756.1 29.77 1008.05 1008.05 | 1.5 0.06 2 2 | 86 | Wind blowing from the south-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 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 | Rain (not freezing). | 100%. 10/10. 8 oktas | 300-600 984-1968 | 25.0 15.5 | 4.3 40 | No precipitation No precipitation | 1 | ||||||||||||
16 | 6.8 44 | 736.2 28.98 981.52 981.52 | 755.4 29.74 1007.12 1007.12 | 1.5 0.06 2 2 | 87 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 20.0 12.4 | 4.8 41 | No precipitation No precipitation | 1 | |||||||||||||
15 | 6.6 44 | 735.9 28.97 981.12 981.12 | 755.1 29.73 1006.72 1006.72 | 1.4 0.06 1.87 1.87 | 93 | Wind blowing from the south-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 8.0 5.0 | 5.5 42 | 1.0 0.04 | 1 | ||||||||||||
14 | 6.6 44 | 735.4 28.95 980.45 980.45 | 754.5 29.7 1005.92 1005.92 | 1.8 0.07 2.4 2.4 | 91 | Wind blowing from the south-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 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 | Rain. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 3.3 2.1 | 5.2 41 | 0.6 0.02 | 1 | ||||||||||||
13 | 6.7 44 | 734.7 28.93 979.52 979.52 | 753.8 29.68 1004.98 1004.98 | 2.0 0.08 2.67 2.67 | 90 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 13.0 8.1 | 5.2 41 | 0.4 0.02 | 1 | ||||||||||||
12 | 7.0 45 | 734.5 28.92 979.25 979.25 | 753.6 29.67 1004.72 1004.72 | 2.4 0.09 3.2 3.2 | 91 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 100%. 10/10. 8 oktas | Rain. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 15.0 9.3 | 5.6 42 | 2.0 0.08 | 6 | ||||||||||||
11 | 7.0 45 | 733.6 28.88 978.05 978.05 | 752.6 29.63 1003.38 1003.38 | 2.5 0.1 3.33 3.33 | 91 | Wind blowing from the south-west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 4.5 2.8 | 5.6 42 | 0.2 0.01 | 1 | ||||||||||||
10 | 7.1 45 | 732.7 28.85 976.85 976.85 | 751.8 29.6 1002.32 1002.32 | 2.8 0.11 3.73 3.73 | 88 | Wind blowing from the south-west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 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 | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 17.0 10.6 | 5.3 42 | 0.2 0.01 | 1 | ||||||||||||
09 | 6.8 44 | 732.1 28.82 976.05 976.05 | 751.1 29.57 1001.38 1001.38 | 2.6 0.1 3.47 3.47 | 91 | Wind blowing from the south-west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 4.8 41 | 7.0 45 | 100%. 10/10. 8 oktas | 300-600 984-1968 | 9.0 5.6 | 5.4 42 | 1.0 0.04 | 12 | ||||||||||
08 | 6.4 44 | 731.1 28.78 974.72 974.72 | 750.1 29.53 1000.05 1000.05 | 2.3 0.09 3.07 3.07 | 92 | Wind blowing from the south-west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 13.0 8.1 | 5.1 41 | 0.4 0.02 | 1 | ||||||||||||
07 | 6.8 44 | 729.9 28.74 973.12 973.12 | 748.9 29.48 998.45 998.45 | 1.4 0.06 1.87 1.87 | 85 | Wind blowing from the south-west | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 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 | 100%. 10/10. 8 oktas | Precipitation | 100%. 10/10. 8 oktas | 300-600 984-1968 | 30.0 18.6 | 4.4 40 | No precipitation No precipitation | 1 | ||||||||||||
06 | 6.3 43 | 729.5 28.72 972.59 972.59 | 748.6 29.47 998.05 998.05 | 0.8 0.03 1.07 1.07 | 88 | Wind blowing from the south-west | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 50%. 5/10. 4 oktas | Drizzle, not freezing, slight. | 4.8 41 | 7.0 45 | 50%. 5/10. 4 oktas | 200-300 656-984 | 35.0 21.8 | 4.4 40 | 2.0 0.08 | 12 | ||||||||||
05 | 5.9 43 | 728.8 28.69 971.65 971.65 | 747.9 29.44 997.12 997.12 | -0.2 -0.01 -0.27 -0.27 | 90 | Wind blowing from the south-west | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | Rain (not freezing). | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 30.0 18.6 | 4.3 40 | 0.4 0.02 | 1 | ||||||||||||
04 | 6.0 43 | 728.5 28.68 971.25 971.25 | 747.6 29.43 996.72 996.72 | -0.2 -0.01 -0.27 -0.27 | 81 | Wind blowing from the south-west | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 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 | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | Precipitation | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 300-600 984-1968 | 40.0 24.9 | 2.9 37 | No precipitation No precipitation | 1 | ||||||||||||
03 | 5.0 41 | 728.7 28.69 971.52 971.52 | 747.8 29.44 996.98 996.98 | 0.7 0.03 0.93 0.93 | 82 | Wind blowing from the south-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 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 | 20–30%. 2/10–3/10. 2 oktas | Rain (not freezing). | 20–30%. 2/10–3/10. 2 oktas | 1000-1500 3281-4921 | 35.0 21.8 | 2.2 36 | No precipitation No precipitation | 1 | ||||||||||||
02 | 5.5 42 | 729.0 28.7 971.92 971.92 | 748.0 29.45 997.25 997.25 | 1.8 0.07 2.4 2.4 | 83 | Wind blowing from the south-west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 20–30%. 2/10–3/10. 2 oktas | Rain, not freezing, slight. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | 30.0 18.6 | 2.8 37 | No precipitation No precipitation | 1 | ||||||||||||
01 | 5.0 41 | 728.7 28.69 971.52 971.52 | 747.7 29.44 996.85 996.85 | 2.4 0.09 3.2 3.2 | 90 | Wind blowing from the south-west | Moderate breeze (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 | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 300-600 984-1968 | 30.0 18.6 | 3.4 38 | No precipitation No precipitation | 1 | |||||||||||||
00 | 4.8 41 | 728.0 28.66 970.59 970.59 | 747.1 29.41 996.05 996.05 | 2.9 0.11 3.87 3.87 | 88 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 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 | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 300-600 984-1968 | 50.0 31.1 | 3.0 37 | 2.0 0.08 | 6 | |||||||||||||
| December 18, Thursday | 23 | 5.2 41 | 727.2 28.63 969.52 969.52 | 746.3 29.38 994.99 994.99 | 2.6 0.1 3.47 3.47 | 86 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 300-600 984-1968 | 71.0 44.1 | 3.1 38 | No precipitation No precipitation | 1 | |||||||||||
22 | 5.4 42 | 726.3 28.59 968.32 968.32 | 745.3 29.34 993.65 993.65 | 1.4 0.06 1.87 1.87 | 93 | Wind blowing from the west-southwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 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 | Rain, not freezing, slight. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 30.0 18.6 | 4.4 40 | 0.2 0.01 | 1 | ||||||||||||