Weather forecast for todayO'Brien, CA

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 8:12 pm PDT

  • 64°F
  • Feels like:
    64°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 2mphNNW 330°
  • Humidity: 35%
  • Dewpoint: 36°F
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, in O'Brien, a cloudless sky and calm conditions create ideal weather.
The temperature is a breezy 64.4°F. The current temperature is still far from the expected minimum of 44.6°F.

Sunday Oct 18, 2026

  • min.
  • 45°F
Mostly Clear
Mostly Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphWNW 296°
  • Humidity: 55%
  • UV index: 0
  • Sunrise: 7:24 am PDT
  • Sunset: 6:24 pm PDT
  • ▼
In O'Brien, for the rest of the night, mostly clear skies are expected.
The lowest forecasted temperature is a frosty 44.6°F.
Sunrise was at 7:24 am and sunset at 6:24 pm; the daylight lasted for 11h and 0min.

Hourly overview

Hourly temperatures

Warmest hour: 9 pm 61°C.
Coldest period: 4 am - 5 am 48°C.

Chance of precipitation

Highest chance: 2 am - 5 am 1%.

Hourly weather forecast

  • 9 pm
  • 61°F
  • Feels like:
    61°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphN 3°
  • Humidity: 36%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 59°F
  • Feels like:
    59°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphN 349°
  • Humidity: 39%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 57°F
  • Feels like:
    57°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphN 353°
  • Humidity: 44%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 54°F
  • Feels like:
    54°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphNNW 346°
  • Humidity: 52%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 54°F
  • Feels like:
    54°F
Mostly Clear
Mostly Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 1mphWNW 297°
  • Humidity: 56%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 52°F
  • Feels like:
    52°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphWNW 283°
  • Humidity: 61%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 50°F
  • Feels like:
    50°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 0mphSW 231°
  • Humidity: 66%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 48°F
  • Feels like:
    48°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 0mphW 268°
  • Humidity: 69%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 48°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphSW 218°
  • Humidity: 70%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 46°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 0mphWSW 248°
  • Humidity: 74%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of the night, the weather will be unstable. The temperature will vary between a maximum of 60.8°F and a minimum of 57.2°F.
Updated: Oct 19, 2026 @ 03:12:54 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 8:12 pm PDT, the temperature is 64.4°F.

On Sunday, in O'Brien, mostly clear skies are expected.

On Sunday, in O'Brien, sunrise was at 7:24 am and sunset at 6:24 pm (PDT).

Today in O'Brien, the length of the day was 11h and 0min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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O'Brien, California, USA

  • en: O'Brien, California, USA
  • es: O'Brien, California, EE.UU.
  • hr: O'Braйan, Kalifornija, SAD
  • mk: O'Braйan, Kalifornija, SAD
  • sr: O'Braйan, Kalifornija, SAD
  • zh: O'Brien, 加利福尼亚州, 美国
  • Latitude: 40.810806°
  • Longitude: -122.324956°
  • Elevation: 1217 ft
  • Current time: 8:12pm PDT
  • Sunrise: 7:24 am PDT
  • Sunset: 6:24 pm PDT
  • Timezone: America/Los_Angeles

Nearby O'Brien, California, USA

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