Weather archive on Mount Washington (AWS), METAR
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Weather statistics
| Date / Local time | T | Po | P | U | DD | Ff | ff10 | WW | W'W' | c | VV | Td | |
| 2025 December 8, Monday | 08:53 | -25 -13 | 100 | Wind blowing from the west-northwest | Violent storm (29 m/s) (104 km/h) (65 miles/hour) (56 knots) (11 Bft) | 32 m/s 115 km/h 72 mph 62 knots 11 Bft | Freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -25 -13 | |||
07:47 | -24 -11 | 100 | Wind blowing from the west-northwest | Hurricane (33 m/s) (119 km/h) (74 mph) (64 knots) (12 Bft) | 39 m/s 140 km/h 87 miles/hour 76 knots 12 Bft | Freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -24 -11 | ||||
06:48 | -24 -11 | 100 | Wind blowing from the west-northwest | Hurricane (35 m/s) (126 km/h) (78 miles/hour) (68 knots) (12 Bft) | 42 m/s 151 km/h 94 mph 82 knots 12 Bft | Freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -24 -11 | ||||
05:59 | -24 -11 | 100 | Wind blowing from the west-northwest | Hurricane (33 m/s) (119 km/h) (74 mph) (64 knots) (12 Bft) | 38 m/s 137 km/h 85 miles/hour 74 knots 12 Bft | Freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -24 -11 | ||||
04:50 | -23 -9 | 100 | Wind blowing from the west-northwest | Violent storm (29 m/s) (104 km/h) (65 miles/hour) (56 knots) (11 Bft) | 33 m/s 119 km/h 74 mph 64 knots 12 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -23 -9 | ||||
03:54 | -23 -9 | 100 | Wind blowing from the west-northwest | Storm (28 m/s) (101 km/h) (63 mph) (54 knots) (10 Bft) | 34 m/s 122 km/h 76 miles/hour 66 knots 12 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -23 -9 | ||||
02:53 | -22 -8 | 100 | Wind blowing from the west-northwest | Strong gale (23 m/s) (83 km/h) (51 mile/hour) (45 knots) (9 Bft) | 30 m/s 108 km/h 67 miles/hour 58 knots 11 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -22 -8 | ||||
01:57 | -21 -6 | 100 | Wind blowing from the west-northwest | Storm (27 m/s) (97 km/h) (60 miles/hour) (52 knots) (10 Bft) | 32 m/s 115 km/h 72 mph 62 knots 11 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -21 -6 | ||||
00:52 | -19 -2 | 100 | Wind blowing from the west-northwest | Strong gale (23 m/s) (83 km/h) (51 mile/hour) (45 knots) (9 Bft) | 26 m/s 94 km/h 58 miles/hour 51 mile/hour 10 Bft | Freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -19 -2 | ||||
| December 7, Sunday | 23:54 | -17 1 | 100 | Wind blowing from the west | Strong gale (22 m/s) (79 km/h) (49 miles/hour) (43 knots) (9 Bft) | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -17 1 | ||||
22:53 | -13 9 | 100 | Wind blowing from the west | Strong gale (22 m/s) (79 km/h) (49 miles/hour) (43 knots) (9 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -13 9 | ||||
21:54 | -13 9 | 100 | Wind blowing from the west-southwest | Gale (19 m/s) (68 km/h) (43 mph) (37 knots) (8 Bft) | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -13 9 | |||||
20:51 | -13 9 | 100 | Wind blowing from the west-southwest | Strong gale (22 m/s) (79 km/h) (49 miles/hour) (43 knots) (9 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -13 9 | ||||
19:50 | -13 9 | 100 | Wind blowing from the west-southwest | Strong gale (21 m/s) (76 km/h) (47 miles/hour) (41 mile/hour) (9 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -13 9 | ||||
18:58 | -13 9 | 100 | Wind blowing from the west-southwest | Strong gale (21 m/s) (76 km/h) (47 miles/hour) (41 mile/hour) (9 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -13 9 | ||||
17:56 | -13 9 | 100 | Wind blowing from the west-southwest | Strong gale (22 m/s) (79 km/h) (49 miles/hour) (43 knots) (9 Bft) | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -13 9 | |||||
16:54 | -13 9 | 100 | Wind blowing from the west-southwest | Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft) | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility 60 m197 feet Vertical visibility 60 m197 feet Vertical visibility 60 m197 feet | 0.1 0.1 | -13 9 | ||||
15:55 | -13 9 | 100 | Wind blowing from the west-southwest | Near gale (16 m/s) (58 km/h) (36 miles/hour) (31 mile/hour) (7 Bft) | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet | 0.1 0.1 | -13 9 | |||||
14:55 | -13 9 | 100 | Wind blowing from the west-southwest | Near gale (16 m/s) (58 km/h) (36 miles/hour) (31 mile/hour) (7 Bft) | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | less than 0.05 less than 0.03 | -13 9 | |||||
13:56 | -14 7 | 100 | Wind blowing from the west-southwest | Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft) | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet | 0.1 0.1 | -14 7 | |||||
12:53 | -14 7 | 100 | Wind blowing from the west | Gale (18 m/s) (65 km/h) (40 miles/hour) (35 knots) (8 Bft) | 21 m/s 76 km/h 47 miles/hour 41 mile/hour 9 Bft | Light snow, freezing (supercooled) fog, blowing snow | Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet Vertical visibility less than 30 mVertical visibility less than 984 feet | 0.1 0.1 | -14 7 | ||||
11:54 | -14 7 | 100 | Wind blowing from the west | Strong gale (23 m/s) (83 km/h) (51 mile/hour) (45 knots) (9 Bft) | 26 m/s 94 km/h 58 miles/hour 51 mile/hour 10 Bft | Freezing (supercooled) fog | Vertical visibility 60 m197 feet Vertical visibility 60 m197 feet Vertical visibility 60 m197 feet | 0.2 0.1 | -14 7 | ||||
10:48 | -14 7 | 100 | Wind blowing from the west-northwest | Strong gale (23 m/s) (83 km/h) (51 mile/hour) (45 knots) (9 Bft) | Freezing (supercooled) fog | Vertical visibility 60 m197 feet Vertical visibility 60 m197 feet Vertical visibility 60 m197 feet | 0.1 0.1 | -14 7 | |||||
09:53 | -15 5 | 100 | Wind blowing from the west | Strong gale (24 m/s) (86 km/h) (54 mph) (47 knots) (9 Bft) | Freezing (supercooled) fog | Vertical visibility 60 m197 feet Vertical visibility 60 m197 feet Vertical visibility 60 m197 feet | 0.2 0.1 | -15 5 | |||||