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Weather in Napa, United States 🇺🇸

Weather Forecast in Napa

Current Weather in Napa

Clear
21°C
Feels like 21°C. Clear.
🌬️ 6 km/h WSW
💧 70% Humidity
🧭 1013 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 15°C
🌅 Sunrise: 06:01 AM
🌇 Sunset: 08:29 PM
Map Overlays:

In Napa right now it is 21°C and clear, feeling like 21°C. Humidity sits at 70% and winds are near 6 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Napa range from about 14°C to 32°C.

Hourly Forecast for Napa

23:00
Clear
17°
12%
00:00
Clear
16°
14%
01:00
Clear
16°
15%
02:00
Clear
15°
15%
03:00
Clear
15°
14%
04:00
Clear
16°
12%
05:00
Clear
16°
12%
06:00
Clear
15°
12%
07:00
Sunny
15°
12%
08:00
Sunny
16°
10%
09:00
Sunny
17°
8%
10:00
Sunny
20°
5%
11:00
Partly Cloudy
26°
3%
12:00
Partly Cloudy
29°
3%
13:00
Patchy rain nearby
32°
17%
14:00
Patchy rain nearby
32°
17%
15:00
Patchy rain nearby
32°
17%
16:00
Patchy rain nearby
32°
6%
17:00
Sunny
31°
1%
18:00
Sunny
30°
1%
19:00
Sunny
28°
1%
20:00
Sunny
25°
1%
21:00
Clear
21°
1%
22:00
Clear
20°
1%

14-Day Forecast for Napa

Mon, Jul 20
Sunny Sunny
28° / 14°
Tue, Jul 21
Sunny Sunny
32° / 15°
Wed, Jul 22
Sunny Sunny
29° / 16°
Thu, Jul 23
Sunny Sunny
31° / 14°
Fri, Jul 24
Sunny Sunny
31° / 11°
Sat, Jul 25
Sunny Sunny
31° / 11°
Sun, Jul 26
Sunny Sunny
31° / 12°
Mon, Jul 27
Sunny Sunny
34° / 13°
Tue, Jul 28
Sunny Sunny
35° / 14°
Wed, Jul 29
Sunny Sunny
32° / 13°
Thu, Jul 30
Sunny Sunny
26° / 12°
Fri, Jul 31
Sunny Sunny
27° / 11°
Sat, Aug 01
Sunny Sunny
28° / 11°
Sun, Aug 02
Sunny Sunny
26° / 11°

Additional Forecasts for Napa

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 102.0 μg/m³
O₃ (Ozone) 63.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.5 μg/m³
SO₂ (Sulphur Dioxide) 0.7 μg/m³
PM2.5 (Fine particles) 7.5 μg/m³
PM10 (Coarse particles) 9.6 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

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Best Time to Be Outside in Napa Tomorrow

There is no good daylight window left in Napa today. Tomorrow, the most comfortable window looks like 08:00 to 10:00, when it is around 18°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Napa

What is the temperature in Napa right now?

Napa is sitting at 21°C (69°F) right now, clear (feels like 21°C).

What's the weather like in Napa right now?

Right now Napa has Clear, humidity 70%, wind 6 km/h WSW.

What is today's forecast for Napa?

Today in Napa: high 28°C, low 14°C, sunny. Chance of rain: 9%.

What is the 7-day weather forecast for Napa?

Daily highs and lows for Napa:

  • 2026-07-20: 28°C / 14°C
  • 2026-07-21: 32°C / 15°C
  • 2026-07-22: 29°C / 16°C
  • 2026-07-23: 31°C / 14°C
  • 2026-07-24: 31°C / 11°C
  • 2026-07-25: 31°C / 11°C
  • 2026-07-26: 31°C / 12°C
Is it going to rain in Napa today?

There is a 9% chance of rain in Napa today.

What is the wind speed in Napa right now?

Wind in Napa is currently 6 km/h (4 mph) from the WSW.

What is the UV index in Napa right now?

The UV index in Napa is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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