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Today weather in Rancho Cucamonga

Saturday, August 1st, 2026
today weather
42°
Sunny
Low 20°
Weather Alert Official weather alert: Heat Advisory.
Choose another day
A scorching day is predicted for Rancho Cucamonga Today with temperatures soaring to a blistering 42 °F and settling to a still-warm 19 °F at night. It'll be quite breezy in Rancho Cucamonga Today with average wind speeds of 16 km/h. There's a slight chance of rain at 1%.
Sunday, Aug. 2
42° / 20°
Temp
1%
Rain
16 km/h
Wind
45%
Humidity
Rancho Cucamonga Weather Pages
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Rancho Cucamonga hourly forecast for today

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12:00 AM01:00 AM02:00 AM03:00 AM04:00 AM05:00 AM06:00 AM06:01 AM07:00 AM08:00 AM09:00 AM10:00 AM11:00 AM12:00 PM01:00 PM02:00 PM03:00 PM04:00 PM05:00 PM06:00 PM07:00 PM07:51 PM08:00 PM09:00 PM10:00 PM11:00 PM
weatherClearClearClearClearClearClearClearsunriseSunnySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnysunsetClearClearClearClearNext
temperatures22.8°22.1°21.7°20.9°21°20.1°19.6°Sunrise21.1°24.5°27.9°31.4°37.2°40°41.6°42.4°42.4°41.5°39.6°36.8°33.9°Sunset30°27.6°25.9°25.2°
Feels like24.6°23.7°22.9°22.1°21.7°20.8°20.4°22.6°26.2°28.4°31.8°37.9°39.1°40.1°40.4°40.1°39.4°37.4°35.9°32.8°29°27.5°24.8°24.1°
wind speed4 km/h3 km/h4 km/h3 km/h4 km/h4 km/h3 km/h2 km/h4 km/h6 km/h8 km/h9 km/h11 km/h13 km/h14 km/h16 km/h17 km/h17 km/h15 km/h12 km/h10 km/h7 km/h5 km/h5 km/h
wind degree273°283°280°267°282°284°294°290°230°213°216°222°224°227°232°235°235°236°236°236°242°245°251°253°
wind directionWWNWWWWNWWNWWNWWNWSWSWSWSWSWSWSWSWSWWSWSWWSWWSWWSWWSWWSW
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
chance for rain6%6%5%6%5%6%6%6%4%2%1%0%0%0%0%0%0%0%0%0%1%1%1%1%
chance for snow0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%
humidity70%71%70%71%66%70%71%72%63%50%39%31%21%18%17%17%19%21%29%30%35%43%35%36%
dew point17.2°16.7°15.9°15.5°14.4°14.5°14.3°15.9°17°16.6°15.9°17.2°13.9°12.9°12.2°12.4°13.6°13.1°16.1°14.1°12.9°14.1°9.4°9°
visibility10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km
cloud cover0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%
UV00000000.31.33.35.98.510.410.9107.852.50.90.20000

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View of Rancho Cucamonga today

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Rancho Cucamonga today

Weather in Rancho Cucamonga today

The weather in Rancho Cucamonga today is expected to be much warmer than usual, with a forecast temperature of 42 °F, compared to an average of 34 °F for August 1st in recent years.

temperatures
temperatures
42 °F
rain
rain
0 mm
wind
wind
16 km/h
10.9
UV
Extreme
Rancho Cucamonga daylight overview ☀️
Today in Rancho Cucamonga, The sun rises at 06:01 and sets at 19:51, giving a total daylight duration of 13 hours and 50 minutes.
🌅Sunrise, sunset & moon times - Rancho CucamongaDay length, twilight, golden hour and tonight's moon phase.Sun & Moon →

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What to wear today in Rancho Cucamonga? clothing recommendations

Stay comfortably stylish - your tailored guide for today's Rancho Cucamonga forecast.
  • Short-sleeve shirtShort-sleeve shirt
  • ShortsShorts
  • Lightweight pantsLightweight pants
  • Breathable footwearBreathable footwear
  • SunglassesSunglasses
  • Wide brimmed hatWide brimmed hat
  • SunscreenSunscreen
  • Flip flopFlip flop

The weather today in Rancho Cucamonga - FAQ

What is the maximum temperature for today in Rancho Cucamonga?
The maximum temperature for today in Rancho Cucamonga is expected to be 42° degrees. Please dress accordingly to stay comfortable throughout the day.

Will it rain today in Rancho Cucamonga? 🌧️
Yes, there is a 1% chance of rain in Rancho Cucamonga today. We recommend carrying an umbrella or rain gear to stay dry.

What will be the wind speed today in Rancho Cucamonga? 🌀
The wind in Rancho Cucamonga is expected to blow at 16 km/h. This could affect outdoor activities, so plan accordingly.

How should I dress for the weather in Rancho Cucamonga today?
Given the forecast of 42 °F with a 1% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Rancho Cucamonga today.

What is the sunrise and sunset time for Rancho Cucamonga today?
The sun is expected to rise at 06:01 and set at 19:51 in Rancho Cucamonga.

How accurate is the weather forecast Rancho Cucamonga today? ✅
Rancho Cucamonga weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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Location coordinates Where is Rancho Cucamonga?

Get accurate weather forecasts for Rancho Cucamonga, located at latitude 34.106 and longitude -117.593. Stay updated with localized weather information tailored for Rancho Cucamonga.

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