Weather archive on Mount Washington (AWS)
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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 10, Wednesday | 16 | -10.1 14 | 585.9 23.07 781.14 781.14 | -2.2 -0.09 -2.93 -2.93 | 100 | Wind blowing from the south-southwest | Gale (19 m/s) (68 km/h) (43 mph) (37 knots) (8 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | less than 0.1 less than 0.06 | -10.1 14 | ||||||||||||||||
13 | -8.9 16 | 588.1 23.15 784.07 784.07 | -2.9 -0.11 -3.87 -3.87 | 100 | Wind blowing from the south-west | Gale (19 m/s) (68 km/h) (43 mph) (37 knots) (8 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Continuous fall of snowflakes, moderate at time of observation. Depth of newly fallen snow is 2 cm. 0.8 inches. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | -18.2 -1 | -7.7 18 | less than 0.1 less than 0.06 | -8.9 16 | 2.0 0.08 | 6 | |||||||||||||
10 | -8.5 17 | 591.0 23.27 787.94 787.94 | -0.1 -0 -0.13 -0.13 | 100 | Wind blowing from the west-southwest | Gale (18 m/s) (65 km/h) (40 miles/hour) (35 knots) (8 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | less than 0.1 less than 0.06 | -8.5 17 | |||||||||||||||||
07 | -11.5 11 | 591.1 23.27 788.07 788.07 | 0.0 0 0 0 | 100 | Wind blowing from the west | Storm (25 m/s) (90 km/h) (56 miles/hour) (49 knots) (10 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Fog, depositing rime, sky invisible. Depth of newly fallen snow is 1 cm. 0.4 inches. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | -17.3 1 | -11.5 11 | less than 0.1 less than 0.06 | -11.5 11 | 0.8 0.03 | 6 | |||||||||||||
04 | -13.7 7 | 591.1 23.27 788.07 788.07 | 0.3 0.01 0.4 0.4 | 100 | Wind blowing from the west | Storm (28 m/s) (101 km/h) (63 mph) (54 knots) (10 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | less than 0.1 less than 0.06 | -13.7 7 | |||||||||||||||||
01 | -16.4 2 | 590.8 23.26 787.67 787.67 | 100 | Wind blowing from the west | Strong gale (23 m/s) (83 km/h) (51 mile/hour) (45 knots) (9 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Continuous fall of snowflakes, slight at time of observation. Depth of newly fallen snow is 1 cm. 0.4 inches. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | -15.1 5 | less than 0.1 less than 0.06 | -16.4 2 | 0.5 0.02 | 6 | |||||||||||||||
| December 9, Tuesday | 22 | -16.1 3 | 591.7 23.3 788.87 788.87 | 100 | Wind blowing from the west-southwest | Gale (20 m/s) (72 km/h) (45 miles/hour) (39 knots) (8 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | 0.2 0.1 | -16.1 3 | |||||||||||||||||
19 | -16.1 3 | 591.7 23.3 788.87 788.87 | -3.2 -0.13 -4.27 -4.27 | 100 | Wind blowing from the west-southwest | Gale (20 m/s) (72 km/h) (45 miles/hour) (39 knots) (8 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | 0.2 0.1 | -16.1 3 | |||||||||||||||||
16 | -18.1 -1 | 594.9 23.42 793.13 793.13 | 29 | Wind blowing from the west-southwest | Near gale (17 m/s) (61 km/h) (38 miles/hour) (33 knots) (7 Bft) | 100%. 10/10. 8 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 1500-2000 4921-6562 | Altostratus opacus or Nimbostratus. | Cirrostratus covering the whole sky. | 71.0 44.1 | -31.9 -25 | ||||||||||||||||