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      Elev 6959 ft, 39.307 °N 120.383 °W

      Donner Summit, CA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp304563
      Low Temp2120-2
      Day Average Temp25.58--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation0.155.6-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point23.05--
      High28--
      Low18--
      Average23.05--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed33--
      Visibility5--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure23.75--
      Astronomy Day Length Rise Set
      Actual Time11h 23m6:31 AM5:55 PM
      Civil Twilight6:04 AM6:22 PM
      Nautical Twilight5:33 AM6:53 PM
      Astronomical Twilight5:02 AM7:24 PM
      Moon: Waning gibbous12:16 AM9:46 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:15 AM 30 °F 28 °F 93 % SW 18 mph 33 mph 23.72 in 0.01 in Heavy Snow
      12:35 AM 30 °F 28 °F 93 % SSW 16 mph 25 mph 23.74 in 0.01 in Heavy Snow
      12:55 AM 28 °F 28 °F 100 % SW 26 mph 33 mph 23.74 in 0.02 in Heavy Snow / Windy
      1:15 AM 28 °F 27 °F 93 % SW 23 mph 31 mph 23.74 in 0 in Light Snow / Windy
      1:35 AM 28 °F 27 °F 93 % SW 23 mph 37 mph 23.74 in 0 in Light Snow / Windy
      1:55 AM 28 °F 27 °F 93 % SSW 22 mph 30 mph 23.71 in 0 in Snow / Windy
      2:15 AM 28 °F 27 °F 93 % SW 15 mph 26 mph 23.7 in 0 in Snow
      2:35 AM 28 °F 27 °F 93 % SW 16 mph 31 mph 23.7 in 0 in Snow
      2:55 AM 28 °F 27 °F 93 % SW 9 mph 16 mph 23.69 in 0 in Snow
      3:15 AM 28 °F 27 °F 93 % WSW 31 mph 38 mph 23.7 in 0 in Light Snow / Windy
      3:35 AM 27 °F 27 °F 100 % WSW 16 mph 30 mph 23.71 in 0 in Heavy Snow
      3:55 AM 27 °F 25 °F 93 % W 12 mph 25 mph 23.71 in 0 in Snow
      4:15 AM 27 °F 23 °F 86 % W 14 mph 21 mph 23.7 in 0 in Snow
      4:35 AM 25 °F 21 °F 86 % WSW 21 mph 41 mph 23.72 in 0 in Snow / Windy
      4:55 AM 23 °F 21 °F 93 % WSW 13 mph 30 mph 23.72 in 0 in Heavy Snow
      5:15 AM 23 °F 21 °F 93 % SW 14 mph 21 mph 23.74 in 0.01 in Heavy Snow
      5:35 AM 23 °F 21 °F 93 % W 12 mph 23 mph 23.73 in 0.01 in Heavy Snow
      5:55 AM 23 °F 21 °F 93 % W 23 mph 32 mph 23.76 in 0.01 in Heavy Snow / Windy
      6:15 AM 21 °F 18 °F 86 % WSW 20 mph 35 mph 23.78 in 0 in Snow
      6:35 AM 21 °F 18 °F 86 % W 14 mph 18 mph 23.77 in 0 in Light Snow
      6:15 PM 25 °F 23 °F 93 % S 5 mph - 23.77 in 0.01 in Heavy Snow
      6:35 PM 25 °F 23 °F 93 % SSW 20 mph 24 mph 23.77 in 0.02 in Snow
      6:55 PM 27 °F 23 °F 86 % SSW 16 mph 24 mph 23.76 in 0.02 in Snow
      7:15 PM 27 °F 23 °F 86 % SW 15 mph 24 mph 23.75 in 0 in Light Snow
      7:35 PM 27 °F 23 °F 86 % SSW 15 mph 22 mph 23.75 in 0 in Heavy Snow
      7:55 PM 27 °F 23 °F 86 % SSW 20 mph 31 mph 23.74 in 0 in Snow
      8:15 PM 27 °F 25 °F 93 % SW 33 mph 47 mph 23.78 in 0.01 in Heavy Snow / Windy
      8:35 PM 25 °F 23 °F 93 % WSW 16 mph 31 mph 23.77 in 0.01 in Snow
      8:55 PM 27 °F 21 °F 80 % W 17 mph 29 mph 23.78 in 0.01 in Light Snow
      9:15 PM 23 °F 21 °F 93 % W 22 mph 38 mph 23.79 in 0 in Heavy Snow / Windy
      9:35 PM 23 °F 21 °F 93 % WSW 13 mph 30 mph 23.79 in 0 in Light Snow
      9:55 PM 25 °F 19 °F 80 % W 16 mph 22 mph 23.81 in 0 in Light Snow
      10:15 PM 23 °F 21 °F 93 % WSW 14 mph 26 mph 23.81 in 0 in Light Snow
      10:35 PM 25 °F 18 °F 74 % SW 12 mph 28 mph 23.81 in 0 in Light Snow
      10:55 PM 23 °F 19 °F 86 % SW 24 mph 36 mph 23.82 in 0 in Snow / Windy
      11:15 PM 23 °F 19 °F 86 % WSW 18 mph 37 mph 23.82 in 0 in Snow
      11:35 PM 23 °F 21 °F 93 % SW 3 mph - 23.82 in 0 in Snow
      11:55 PM 23 °F 21 °F 93 % SW 9 mph 23 mph 23.82 in 0 in Snow
      Level Access
      Glossary