Napa, CA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Napa, CA in one place.
Mostly sunny, with a high near 94.
Local Weather Overview
This forecast page for Napa, CA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 7, 2026 2:55 AM PDT.
The active forecast window currently covers May 11 to May 13, 2026 for Napa, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 11 to May 13, 2026
- Latest sync
- May 7, 2026 2:55 AM PDT
- Forecast office
- MTR
- Source
- NOAA / NWS
Daily Outlook
This Week in Napa
Monday looks like the warmest upcoming period in Napa at 94 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Tuesday at about 1 to 10 mph NW.
The forecast from May 11 through May 13 stays mostly dry.
Forecast Details
- Last updated
- May 7, 2026 2:55 AM PDT
- Coverage
- 3 days
- Time zone
- America/Los_Angeles
- Forecast office
- MTR
- Radar station
- KDAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 64.
Sunny, with a high near 94.
Mostly clear, with a low around 60.
Sunny, with a high near 87.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
May 11
|
Mostly Sunny
|
94°F |
1 to 7 mph
ENE
|
|
Monday Night
May 11
|
Partly Cloudy
|
64°F |
1 to 7 mph
WSW
|
|
Tuesday
May 12
|
Sunny
|
94°F |
1 to 10 mph
NW
|
|
Tuesday Night
May 12
|
Mostly Clear
|
60°F |
2 to 10 mph
WSW
|
|
Wednesday
May 13
|
Sunny
|
87°F |
2 to 10 mph
WSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Napa.
