Marine Weather Net

Napa, CA Weather Forecast




Napa, California

 Lat: 38.24N, Lon: 122.06W

Current Conditions Updated: 1255 AM PST SUN MAR 1 2026

Partly Cloudy
Temp: 58°F
  • Humidity:
  • 87%
  • Winds:
  • 14 MPH SW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.93 in.
  • Dewpoint:
  • 54°F
  • Heat index:
  • 58°F

  • Sunrise:
  • 6:38 AM PST
  • Sunset:
  • 6:00 PM PST
  • Moonrise:
  • 4:24 PM PST
  • Moonset:
  • 5:49 AM PST

TONIGHT

MOSTLY CLOUDY
Lo: 53°F

SUNDAY

MOSTLY CLOUDY
Hi: 66°F
Lo: 50°F

MONDAY

PARTLY CLOUDY
Hi: 65°F
Lo: 47°F

TUESDAY

MOSTLY CLOUDY
Hi: 67°F
Lo: 47°F
Weather Forecast In Detail:
Forecast Issued: 700 PM PST Sat Feb 28 2026

Tonight...Mostly cloudy. Lows around 53. Southwest winds up to 10 mph.
Sunday...Mostly cloudy. Highs 63 to 69. Southwest winds up to 10 mph.
Sunday Night...Mostly clear. Near the bay, partly cloudy in the evening then becoming mostly cloudy. A slight chance of rain after midnight. Lows around 50. Southwest winds up to 15 mph.
Monday...Mostly cloudy with a slight chance of rain in the morning, then partly cloudy in the afternoon. Highs around 65. Light winds becoming northwest up to 10 mph in the afternoon.
Monday Night...Mostly clear. Lows around 47. West winds up to 10 mph.
Tuesday...Mostly cloudy. Highs 64 to 69.
Tuesday Night...Mostly clear. Lows around 47.
Wednesday...Partly cloudy. Highs around 66.
Wednesday Night And Thursday...Clear. Lows 44 to 49. Highs around 66.
Thursday Night...Mostly clear. Lows around 50. Highs around 69.
Friday...Mostly clear. Lows around 50. Highs around 69.
Saturday...Partly cloudy. Highs around 73. && temperature / precipitation fairfield/suisun 52 66 48 67 / 0 0 20 10
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