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      Elev 4948 ft, 39.667 °N 120.427 °W

      Calpine, CA

      Calpine Station
      Updated: 2:10 PM PDT on August 20, 2026 (GMT -7)
      6 minutes ago
      91°
      44°
      91
      Feels Like 87
      Sunny
      N
      11
      Gusts 18 mph
      Same temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Today
      Fri 08/21
      High 91°f
      0% Precip. / 0 in
      Sun and clouds mixed. High 91F. Winds WSW at 10 to 15 mph.
      Tonight
      Fri 08/21
      Low 56°f
      0% Precip. / 0 in
      Partly cloudy skies. Low 56F. Winds SW at 5 to 10 mph.
      Tomorrow
      Sat 08/22
      High 87°f56°f
      0% Precip. / 0 in
      Mostly cloudy skies. High 87F. Winds SSW at 10 to 15 mph.
      Hourly Forecast
      Now
      90°
      3PM
      90°
      4PM
      89°
      5PM
      87°
      6PM
      83°
      7PM
      80°
      7:50PM
      Sunset
      8PM
      74°
      9PM
      70°
      10PM
      67°
      11PM
      65°
      12AM
      63°
      1AM
      61°
      2AM
      59°
      3AM
      59°
      4AM
      58°
      5AM
      58°
      6AM
      57°
      6:19AM
      Sunrise
      7AM
      57°
      8AM
      63°
      9AM
      70°
      10AM
      76°
      11AM
      80°
      12PM
      83°
      1PM
      84°
      2PM
      85°
      Precipitation
      0%
      Pollen
      Grass Pollen
      Moderate
      Air Quality
      36
      Good
      UV Index
      8
      Very High
      Additional Conditions
      1. Pressure 29.88 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point31°F
      5. Humidity 12%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KTRK Station History
      Almanac for August 20, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 91°F 85°F 98°F 1919
      4. Low 44°F 42°F 22°F 1943
      5. Rain/Snow Depth
      6. Precipitation 0 in 4 in -
      7. Snow 0 in 0 in -
      Almanac for August 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 87°F 85°F 96°F
      4. Low 44°F 42°F 19°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:18 AM 7:50 PM
      3. Civil Twilight 5:50 AM 8:18 PM
      4. Nautical Twilight 5:16 AM 8:53PM
      5. Astronomical Twilight 4:39 AM 9:29 PM
      1. Length of Visible Light 14h 28m
      2. Length of Day 13h 31m
      3. Tomorrow will be 2 minutes 23 seconds shorter
      1. Moon 2:59 PM 11:56 PM
      2. Waxing Gibbous57% of the Moon is Illuminated
      Aug 27
      Full Moon
      Sep 4
      Waning Half Last Qtr
      Sep 10
      New Moon
      Sep 18
      Waxing Half First Qtr
      Precipitation
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