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Graton, CA Weather

It is 64°F and clear in Graton, CA, observed at 12:10 PM PDT. Today: Sunny, high 71°F, low 44°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Graton, CA current weather

64°F

Clear

H 71° / L 44°Feels like 64°

Observed at Santa Rosa, Santa Rosa Sonoma County Airport (4.9 mi away), 10/28/2026, 12:10 PM PDT

1 active alert

From the National Weather Service for this forecast zone or county

State alerts

Minor1Minimal to no known threat

10-day forecast

Tap a day for details

  • Today10/28Low 44°High 71°

    This Afternoon: Sunny. High near 71, with temperatures falling to around 68 in the afternoon. West wind 1 to 5 mph.

    Tonight: Patchy fog after midnight. Mostly cloudy, with a low around 44. Northwest wind around 2 mph.

    Sunny
  • Thu10/29Low 40°High 68°

    Thursday: Patchy fog before 9am. Mostly cloudy. High near 68, with temperatures falling to around 65 in the afternoon. South southwest wind 0 to 3 mph.

    Thursday Night: Areas of fog after midnight. Mostly cloudy, with a low around 40. Northwest wind around 1 mph.

    Patchy Fog then Mostly Cloudy
  • Fri10/30Low 41°High 68°

    Friday: Areas of fog before 9am. Mostly sunny, with a high near 68. Northwest wind 0 to 7 mph.

    Friday Night: Patchy fog after 4am. Mostly cloudy, with a low around 41.

    Areas Of Fog then Mostly Sunny
  • Sat10/3110% chance of precipitationLow 37°High 64°

    Saturday: Patchy fog before 9am. Mostly cloudy, with a high near 64.

    Saturday Night: Patchy fog after 1am. Partly cloudy, with a low around 37.

    Patchy Fog then Mostly Cloudy
  • Sun11/1Low 38°High 68°

    Sunday: Patchy fog before 7am. Sunny, with a high near 68.

    Sunday Night: Mostly clear, with a low around 38.

    Patchy Fog then Sunny
  • Mon11/218% chance of precipitationLow 42°High 70°

    Monday: A slight chance of rain after 4pm. Mostly sunny, with a high near 70.

    Monday Night: A slight chance of rain. Mostly cloudy, with a low around 42.

    Mostly Sunny then Slight Chance Light Rain
  • Tue11/318% chance of precipitationLow 43°High 72°

    Tuesday: A slight chance of rain before 10am. Mostly sunny, with a high near 72.

    Tuesday Night: Partly cloudy, with a low around 43.

    Slight Chance Light Rain then Mostly Sunny
  • Wed11/4Model blend13% chance of precipitationLow 42°High 70°

    Wednesday: Partly cloudy. High near 70°. Low that night near 42°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Thu11/5Model blend15% chance of precipitationLow 41°High 68°

    Thursday: Partly cloudy, slight chance of rain. High near 68°. Low that night near 41°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Fri11/6Model blend24% chance of precipitationLow 41°High 66°

    Friday: Mostly cloudy, slight chance of rain. High near 66°. Low that night near 41°. About 0.14 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 38.440, -122.867 from the NWS MTR office, updated 10/28/2026, 11:46 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KSTS (Santa Rosa/Schulz Arpt, 5 mi), model run 10/28/2026, 9:00 AM PDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Radar and satellite

National radar

NEXRAD (last 50 min) and GOES

Latest

Frequently asked questions

What is the weather in Graton, CA right now?
The latest observation from Santa Rosa, Santa Rosa Sonoma County Airport was 64°F and clear, reported at 10/28/2026, 12:10 PM PDT.
What is the high temperature today in Graton, CA?
The National Weather Service forecast for this afternoon calls for a high near 71°F. Sunny.
What is the 10-day forecast for Graton, CA?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 4 to Nov 6) come from the NOAA National Blend of Models, with highs of 66°F to 70°F. Model guidance this far out often changes.
What time is sunrise and sunset in Graton, CA today?
Sunrise is about 7:34 AM PDT and sunset is about 6:16 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Graton, CA?
At Graton, the 1991 to 2020 normal high in October is 78°F and the normal low is 44°F.

Nearby hazards

California hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:Could not check the Storm Prediction Center outlook right now.Outlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: COOLEY Fire (1,365 acres)

UV and air quality forecast

EPA and AirNow

UV index today (Graton)
3Moderate
  1. 110a
  2. 211a
  3. 312p
  4. 31p
  5. 32p
  6. 23p
  7. 14p
AQI forecast today (Santa Rosa)
37GoodOzone
AQI forecast tomorrow (Santa Rosa)
44GoodPM2.5

UV index guide · Air quality

Drought

By county

Sonoma County, week of 10/20/2026

No drought or abnormal dryness in this county.

Tides nearby

NOAA tide stations

Beaches nearby

EPA BEACON beaches

Sun and moon

Local time, center of the area

Sunrise
7:34 AM
Sunset
6:16 PM
Daylight
10 hr 42 min
Moon
Waning Gibbous 92% lit
First light (civil dawn)
7:06 AM
Last light (civil dusk)
6:43 PM
Moonrise
7:51 PM
Moonset
10:41 AM

Normal October weather

Climate

Normal October high 78°, low 44°, precipitation 1.98 in for the month. 1991 to 2020 normals at Graton, 1 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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