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      Elev 2000 ft, 34.141 °N 117.580 °W

      Rancho Cucamonga, CA

      Wed, Oct 21, 2026
      Today
      Thu 10/22
      High 75°f
      44% Precip. / 0 in
      Considerable cloudiness with occasional rain showers. High near 75F. Winds WSW at 5 to 10 mph. Chance of rain 40%.
      Tonight
      Thu 10/22
      Low 58°f
      98% Precip. / 0.96 in
      Rain early...then remaining cloudy with showers overnight. Low 58F. Winds SW at 5 to 10 mph. Chance of rain 100%. Rainfall possibly over one inch.
      Sunrise 7:00 AM
      Sunset 6:08 PM
      Moonrise 3:41 PM
      Moonset 2:18 AM
      Waxing Gibbous, 80% visible
      Hourly Forecast
      Now
      74°
      3PM
      73°
      4PM
      42%
      72°
      5PM
      35%
      70°
      6PM
      68°
      6:08PM
      Sunset
      7PM
      50%
      67°
      8PM
      59%
      65°
      9PM
      84%
      65°
      10PM
      82%
      64°
      11PM
      98%
      64°
      12AM
      90%
      63°
      1AM
      69%
      63°
      2AM
      53%
      62°
      3AM
      47%
      62°
      4AM
      61%
      61°
      5AM
      52%
      61°
      6AM
      39%
      60°
      7AM
      60°
      7:01AM
      Sunrise
      8AM
      39%
      59°
      9AM
      59°
      10AM
      33%
      60°
      11AM
      43%
      61°
      12PM
      52%
      61°
      1PM
      44%
      62°
      2PM
      31%
      62°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      3:00 pm
      Mostly Cloudy
      73°F 73°F 15% 0in 78% 53°F 49% 9 mph WSW 29.82in
      4:00 pm
      Showers
      72°F 72°F 42% 0in 75% 53°F 51% 8 mph WSW 29.82in
      5:00 pm
      Showers
      70°F 70°F 35% 0in 80% 54°F 55% 8 mph WSW 29.82in
      6:00 pm
      Cloudy
      68°F 68°F 19% 0in 80% 53°F 59% 7 mph W 29.82in
      7:00 pm
      Showers
      67°F 67°F 50% 0.01in 88% 54°F 64% 6 mph WSW 29.84in
      8:00 pm
      Rain
      65°F 65°F 59% 0.01in 100% 55°F 70% 6 mph WSW 29.85in
      9:00 pm
      Rain
      65°F 65°F 84% 0.12in 100% 56°F 73% 5 mph SSW 29.86in
      10:00 pm
      Rain
      64°F 64°F 82% 0.13in 100% 57°F 78% 7 mph SW 29.86in
      11:00 pm
      Rain
      64°F 64°F 98% 0.26in 100% 58°F 81% 5 mph SSW 29.86in
      Additional Conditions
      1. Pressure 29.83 in
      2. Visibility 10 miles
      3. Clouds Mostly Cloudy
      4. Dew Point52°F
      5. Humidity 46%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KONT Station History
      Almanac for October 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 76°F 82°F 97°F 1965
      4. Low 60°F 55°F 38°F 1953
      5. Rain/Snow Depth
      6. Precipitation 0.96 in 0.01 in -
      7. Snow 0 in - in -
      Almanac for October 22, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 64°F 81°F 100°F
      4. Low 55°F 55°F 33°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:00 AM 6:08 PM
      3. Civil Twilight 6:35 AM 6:34 PM
      4. Nautical Twilight 6:05 AM 7:03PM
      5. Astronomical Twilight 5:36 AM 7:32 PM
      1. Length of Visible Light 11h 58m
      2. Length of Day 11h 8m
      3. Tomorrow will be 1 minute 58 seconds shorter
      1. Moon 3:41 PM 2:18 AM
      2. Waxing Gibbous80% of the Moon is Illuminated
      Oct 25
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 8
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nearby Weather Stations
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      Windchill
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      Wind
      Precip.
      Elev.
      Updated
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      Level Access
      Glossary