Weather forecast for todayPetaluma, CA

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 3:18 pm PST

  • 73°F
  • Feels like:
    73°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 11mphW 270°
  • Humidity: 44%
  • Dewpoint: 48°F
  • Pressure: 30.01"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
In Petaluma, at the moment, the weather is sunny with a crisp, clear sky.
The temperature is a moderately hot 73.4°F.

Friday Oct 23, 2026

  • min.
  • 43°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphNW 321°
  • Humidity: 68%
  • UV index: 0
  • Sunrise: 7:27 am PDT
  • Sunset: 6:21 pm PDT
  • ▼
For the remainder of Friday, calm and clear weather will dominate.
The lowest predicted temperature is a brisk 42.8°F.
Sunrise was at 7:27 am and sunset will be at 6:21 pm; the daylight will last for 10h and 55min.

Hourly overview

Hourly temperatures

Warmest hour: 5 pm 72°C.
Coldest hour: 12 am 50°C.

Chance of precipitation

Highest chance: 12 am 3%.

Hourly weather forecast

  • 5 pm
  • 72°F
  • Feels like:
    72°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 11mphW 272°
  • Humidity: 44%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphW 274°
  • Humidity: 49%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:21 pm
  • 7 pm
  • 61°F
  • Feels like:
    61°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphWNW 286°
  • Humidity: 60%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 55°F
  • Feels like:
    55°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 3mphNW 322°
  • Humidity: 75%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 54°F
  • Feels like:
    54°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphNNW 328°
  • Humidity: 78%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphNNW 327°
  • Humidity: 78%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphNNW 330°
  • Humidity: 76%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphNNW 332°
  • Humidity: 76%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphNNW 339°
  • Humidity: 74%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphNNW 338°
  • Humidity: 73%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
During the afternoon and for the rest of the day, a cloudless sky and mainly sunshiny weather are expected.
The temperature will vary between a maximum of 71.6°F and a minimum of 51.8°F.
Updated: Oct 23, 2026 @ 23:18:49 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (3:18 pm PST) it is 73.4°F in Petaluma.

Today, a stunningly clear sky is on the horizon.

On Friday, in Petaluma, sunrise was at 7:27 am and sunset will be at 6:21 pm (PDT).

In Petaluma, the length of the day today will be 10h and 55min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Petaluma, California, USA

  • en: Petaluma, California, USA
  • es: Petaluma, California, EE.UU.
  • hr: Petluma, Kalifornija, SAD
  • mk: Petluma, Kalifornija, SAD
  • sr: Petluma, Kalifornija, SAD
  • zh: 佩塔卢马, 加利福尼亚州, 美国
  • Latitude: 38.232417°
  • Longitude: -122.636652°
  • Elevation: 10 ft
  • Current time: 4:18pm PST
  • Sunrise: 7:27 am PST
  • Sunset: 6:21 pm PST
  • Timezone: America/Los_Angeles

Nearby Petaluma, California, USA

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