Weather forecast for todayRancho Cucamonga, CA

Weather forecast for today

Current condition 7:28 am PDT

  • 70°F
  • Feels like:
    70°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 6mphN 10°
  • Humidity: 34%
  • Dewpoint: 39°F
  • Pressure: 30.02"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Rancho Cucamonga, currently, gentle winds and mild temperatures enhance the fair conditions.
The temperature is an agreeable 69.8°F. The current temperature is relatively far from the maximum of 86°F predicted for today.

Saturday Oct 17, 2026

  • 86°F
  • 64°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphNNE 26°
  • Humidity: 23%
  • UV index: 4
  • Sunrise: 6:57 am PDT
  • Sunset: 6:13 pm PDT
  • ▼
On Saturday, October 17, the weather will feel mostly overcast.
The maximum predicted temperature is a hot 86°F, while the minimum temperature will be a breezy 64.4°F.
Expect temperatures to match September's average maximum of 88.3°F rather than October's 79.2°F.
Sunrise was at 6:57 am and sunset will be at 6:13 pm; the daylight will last for 11h and 16min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 4 pm 84°C.
Coldest hour: 8 am 70°C.

Chance of precipitation

Highest chance: 10 am 3%.

Hourly weather forecast

  • 8 am
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphNNE 30°
  • Humidity: 32%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 am
  • 73°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphNE 54°
  • Humidity: 28%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 77°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphENE 61°
  • Humidity: 25%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 11 am
  • 82°F
  • Feels like:
    82°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNE 41°
  • Humidity: 21%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 12 pm
  • 82°F
  • Feels like:
    82°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNE 34°
  • Humidity: 20%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 1 pm
  • 84°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphNE 42°
  • Humidity: 19%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 84°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphN 5°
  • Humidity: 18%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 3 pm
  • 84°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNNE 18°
  • Humidity: 18%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 84°F
  • Feels like:
    84°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphNNE 29°
  • Humidity: 19%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 82°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphN 354°
  • Humidity: 20%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 79°F
  • Feels like:
    79°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphW 280°
  • Humidity: 22%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:13 pm
  • 7 pm
  • 77°F
  • Feels like:
    77°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphWSW 259°
  • Humidity: 24%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 75°F
  • Feels like:
    75°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSW 232°
  • Humidity: 28%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 73°F
  • Feels like:
    73°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphWSW 238°
  • Humidity: 29%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 72°F
  • Feels like:
    72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphNNW 343°
  • Humidity: 32%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphN 350°
  • Humidity: 33%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Rancho Cucamonga, primarily cloud-filled and occasionally bright weather is predicted.
The temperature will be between the lowest temperature of 69.8°F and the highest temperature of 84.2°F. The hottest part of the day will be from 1 pm to 4 pm.
The maximum temperature today will be more resembling September's average high of 88.3°F than October's typical of 79.2°F. Today, expect the temperature to be also more alike with September's average minimum of 63.7°F than October's usual 57.6°F.
Updated: Oct 17, 2026 @ 14:28:11 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 7:28 am PDT is 69.8°F.

Today, in Rancho Cucamonga, expect mainly cloudy weather with limited sun.

Today, the maximum temperature will be 86°F, while the minimum temperature will be 64.4°F.
The maximum temperature will be relatively higher than the average highest temperature of 79.2°F in October. The lowest temperature today will be also relatively higher than the average low temperature.

On Saturday, in Rancho Cucamonga, sunrise was at 6:57 am and sunset will be at 6:13 pm (PDT).

In Rancho Cucamonga, today, there will be 11h and 16min of daylight.

Rancho Cucamonga, California, USA

  • en: Rancho Cucamonga, California, USA
  • es: Rancho Cucamonga, California, EE.UU.
  • hr: Rančo Kukamanga, Kalifornija, SAD
  • mk: Rančo Kukamanga, Kalifornija, SAD
  • sr: Rančo Kukamanga, Kalifornija, SAD
  • zh: 库卡蒙格牧场, 加利福尼亚州, 美国
  • Latitude: 34.106399°
  • Longitude: -117.593108°
  • Elevation: 1207 ft
  • Current time: 8:03am PDT
  • Sunrise: 6:57 am PDT
  • Sunset: 6:13 pm PDT
  • Timezone: America/Los_Angeles

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