Weather forecast for todayAlta Loma, CA

Weather forecast for today

Current condition 8:06 am PDT

  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 5mphN 10°
  • Humidity: 35%
  • Dewpoint: 39°F
  • Pressure: 30.02"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
At the moment, a bright and warm day is unfolding.
The temperature is a delightful 69.8°F. The current temperature is relatively far from the maximum of 86°F forecasted for today.

Saturday Oct 17, 2026

  • 86°F
  • 64°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphNNE 26°
  • Humidity: 22%
  • UV index: 4
  • Sunrise: 6:57 am PDT
  • Sunset: 6:13 pm PDT
  • ▼
Today, in Alta Loma, patchy light may appear briefly, but the overall trend is cloudy.
Temperatures are forecasted to peak at a humid 86°F and drop to a minimum of a breezy 64.4°F.
With a forecast of 86°F, conditions deviate from October's average and instead resemble September's climate trend.
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 hour: 3 pm 84°C.
Coldest hour: 11 pm 72°C.

Chance of precipitation

Highest chance: 9 am 5%.

Hourly weather forecast

  • 9 am
  • 73°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphNE 54°
  • Humidity: 30%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 75°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphENE 63°
  • Humidity: 26%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 11 am
  • 79°F
  • Feels like:
    79°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNE 40°
  • Humidity: 24%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 12 pm
  • 82°F
  • Feels like:
    82°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNE 35°
  • Humidity: 20%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 1 pm
  • 82°F
  • Feels like:
    82°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphNE 40°
  • 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: 8mphN 359°
  • Humidity: 19%
  • 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: 7mphN 6°
  • Humidity: 19%
  • 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
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphNNW 344°
  • 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: 3mphNNW 345°
  • Humidity: 33%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Alta Loma, cloudy conditions are likely to prevail.
The temperature will be between a maximum of 84.2°F and a minimum of 71.6°F. The hottest part of the day will be from 2 pm to 4 pm.
The highest temperature is more in line with September's average maximum of 88.3°F than October's usual of 78.8°F. The expected low will be also more close to what’s typical in September than in October.
Updated: Oct 17, 2026 @ 15:06:33 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (8:06 am PDT) is 69.8°F.

On Saturday, in Alta Loma, expect predominantly cloudy skies to persist.

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

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

In Alta Loma, the length of the day today will be 11h and 16min.