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Bloomfield, CA Weather

Today: Patchy Fog then Mostly Cloudy, high 67°F, low 44°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Bloomfield, CA current weather

45°F

Mostly Cloudy

Forecast for this hour. No recent report from a nearby station.

H 67° / L 44°

No recent station report. NWS hourly forecast updated 10/29/2026, 1:26 AM PT

1 active alert

From the National Weather Service for this forecast zone or county

State alerts

Minor1Minimal to no known threat

Hourly forecast

NWS, updated 10/29/2026, 1:26 AM PT

  1. Now45°
  2. 5 AM45°
  3. 6 AM44°
  4. 7 AM44°
  5. 8 AM44°
  6. 9 AM46°
  7. 10 AM52°
  8. 11 AM58°
  9. 12 PM62°
  10. 1 PM64°
  11. 2 PM66°
  12. 3 PM64°
  13. 4 PM64°
  14. 5 PM62°
  15. 6 PM57°
  16. 7 PM54°
  17. 8 PM53°
  18. 9 PM52°
  19. 10 PM50°
  20. 11 PM49°
  21. 12 AM48°Fri
  22. 1 AM48°
  23. 2 AM47°
  24. 3 AM45°
  25. 4 AM45°
  26. 5 AM44°
  27. 6 AM43°
  28. 7 AM43°
  29. 8 AM43°
  30. 9 AM46°
  31. 10 AM52°
  32. 11 AM58°
  33. 12 PM61°
  34. 1 PM62°
  35. 2 PM64°
  36. 3 PM62°
  37. 4 PM62°
  38. 5 PM60°
  39. 6 PM56°
  40. 7 PM53°
  41. 8 PM51°
  42. 9 PM50°
  43. 10 PM49°
  44. 11 PM48°
  45. 12 AM47°Sat
  46. 1 AM46°
  47. 2 AM46°
  48. 3 AM45°

10-day forecast

Tap a day for details

  • Today10/29Low 44°High 67°

    Thursday: Patchy fog before 10am. Mostly cloudy. High near 67, with temperatures falling to around 62 in the afternoon. Northeast wind 1 to 7 mph.

    Overnight: Mostly cloudy, with a low around 44. Wind around 0 mph.

    Patchy Fog then Mostly Cloudy
  • Fri10/30Low 42°High 65°

    Friday: Areas of fog before 10am. Mostly sunny, with a high near 65. West northwest wind 1 to 10 mph, with gusts as high as 20 mph.

    Friday Night: Patchy fog between 11pm and 5am. Mostly cloudy, with a low around 42. West northwest wind 1 to 9 mph, with gusts as high as 18 mph.

    Areas Of Fog then Mostly Sunny
  • Sat10/3111% chance of precipitationLow 39°High 62°

    Saturday: Patchy fog before 9am. Mostly cloudy, with a high near 62.

    Saturday Night: Partly cloudy, with a low around 39.

    Patchy Fog then Mostly Cloudy
  • Sun11/1Low 40°High 65°

    Sunday: Sunny, with a high near 65.

    Sunday Night: Partly cloudy, with a low around 40.

    Sunny
  • Mon11/218% chance of precipitationLow 44°High 67°

    Monday: Partly sunny, with a high near 67.

    Monday Night: A slight chance of rain after 10pm. Mostly cloudy, with a low around 44.

    Partly Sunny
  • Tue11/323% chance of precipitationLow 44°High 69°

    Tuesday: A slight chance of rain. Partly sunny, with a high near 69.

    Tuesday Night: A slight chance of rain before 11pm, then patchy fog and a slight chance of rain. Mostly cloudy, with a low around 44.

    Slight Chance Light Rain
  • Wed11/418% chance of precipitationLow High 67°

    Wednesday: Patchy fog and a slight chance of rain before 10am. Mostly sunny, with a high near 67.

    Patchy Fog then Mostly Sunny
  • Thu11/5Model blend22% chance of precipitationLow 41°High 69°

    Thursday: Mostly cloudy, slight chance of rain. High near 69°. Low that night near 41°. About 0.02 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.

  • Fri11/6Model blend16% chance of precipitationLow 41°High 70°

    Friday: Partly cloudy, slight chance of rain. High near 70°. 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.

  • Sat11/7Model blend10% chance of precipitationLow 41°High 70°

    Saturday: Partly cloudy. High near 70°. Low that night near 41°. About 0.01 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 38.319, -122.847 from the NWS MTR office, updated 10/29/2026, 1:26 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KSTS (Santa Rosa/Schulz Arpt, 13 mi), model run 10/29/2026, 1:00 AM PDT

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

Next 6 hours

NWS hourly forecast

  1. Now45°Mostly Cloudy0%0 mph
  2. 5 AM45°Mostly Cloudy0%0 mph
  3. 6 AM44°Patchy Fog1%1 mph
  4. 7 AM44°Cloudy0%1 mph
  5. 8 AM44°Mostly Cloudy1%1 mph
  6. 9 AM46°Patchy Fog1%1 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the high temperature today in Bloomfield, CA?
The National Weather Service forecast for thursday calls for a high near 67°F. Patchy Fog then Mostly Cloudy.
Will it rain in Bloomfield, CA in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Bloomfield, CA?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 5 to Nov 7) come from the NOAA National Blend of Models, with highs of 69°F to 70°F. Model guidance this far out often changes.
What time is sunrise and sunset in Bloomfield, CA today?
Sunrise is about 7:34 AM PDT and sunset is about 6:15 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Bloomfield, 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:No thunderstorm risk area over this locationOutlook 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

AQI forecast today (Santa Rosa)
44GoodPM2.5
AQI forecast tomorrow (Santa Rosa)
GoodOzone

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
6:15 PM
Daylight
10 hr 40 min
Moon
Waning Gibbous 88% lit
First light (civil dawn)
7:07 AM
Last light (civil dusk)
6:42 PM
Moonrise
8:53 PM
Moonset
11:50 AM

Normal October weather

Climate

Normal October high 78°, low 44°, precipitation 1.98 in for the month. 1991 to 2020 normals at Graton, 8 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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