Napa Vejr Prognose
Napa weather: 9°C, klart. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.
Sne forecast for Napa
No snow is in the current forecast window for Napa.
0 of the next 16 nights are forecast og reach freezing.
Average monthly lows here stay above freezing all year, so lying snow is rare.
16-day forecast for Napa
Maks. / Min.; Nedbør; UV
| Dag | Forhold | Maks. / Min. | Nedbør | Vind | UV |
|---|---|---|---|---|---|
| ons, okt 28 | ☁️ Overskyet | 20° / 8° | 0% | 11 km/h | 4 |
| tor, okt 29 | ☁️ Overskyet | 20° / 9° | 1% | 10 km/h | 4 |
| fre, okt 30 | ☁️ Overskyet | 21° / 9° | 0% | 15 km/h | 4 |
| lør, okt 31 | ☁️ Overskyet | 19° / 11° | 9% | 7 km/h | 3 |
| søn, nov 1 | ☀️ Klar himmel | 25° / 9° | 10% | 8 km/h | 4 |
| man, nov 2 | ☁️ Overskyet | 24° / 10° | 1% | 6 km/h | 4 |
| tir, nov 3 | ☁️ Overskyet | 25° / 10° | 15% | 7 km/h | 4 |
| ons, nov 4 | 🌦️ Støvregn | 18° / 12° | 20% · 2 mm | 14 km/h | 3 |
| tor, nov 5 | ☁️ Overskyet | 20° / 11° | 14% | 7 km/h | 3 |
| fre, nov 6 | 🌦️ Light showers | 20° / 14° | 21% · 12 mm | 22 km/h | 2 |
| lør, nov 7 | 🌧️ Byger | 20° / 14° | 23% · 16 mm | 18 km/h | 4 |
| søn, nov 8 | 🌦️ Light drizzle | 20° / 15° | 24% · 1 mm | 23 km/h | 3 |
| man, nov 9 | 🌦️ Light drizzle | 20° / 14° | 23% · 1 mm | 12 km/h | 2 |
| tir, nov 10 | ☁️ Overskyet | 23° / 12° | 16% | 9 km/h | 4 |
| ons, nov 11 | ☁️ Overskyet | 26° / 14° | 23% | 11 km/h | 4 |
| tor, nov 12 | ☀️ Klar himmel | -- / -- | 20% | -- | — |
Klima in Napa month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 15° | 5° | 98 mm | ★★★☆☆ |
| februar | 16° | 6° | 187 mm | ★★☆☆☆ |
| marts | 19° | 7° | 88 mm | ★★★★☆ |
| april | 20° | 8° | 55 mm | ★★★★☆ |
| maj | 24° | 10° | 16 mm | ★★★★★ |
| juni | 28° | 12° | 1 mm | ★★★★★ |
| juli | 29° | 13° | 1 mm | ★★★★★ |
| august | 30° | 13° | 2 mm | ★★★★★ |
| september | 28° | 13° | 8 mm | ★★★★★ |
| oktober | 26° | 11° | 17 mm | ★★★★★ |
| november | 18° | 7° | 111 mm | ★★★☆☆ |
| december | 15° | 6° | 178 mm | ★★☆☆☆ |
Klima type: Mediterranean. Kilde: Open-Meteo archive (ERA5).
What og pack, what og skip
- sønglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 17°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid januar, februar and december - historically the least comfortable months here.
Se prognosen for Napa efter tidsinterval
Napa weather - more answers
Explore Napa
Every topic we hold for this place, and the same topic for the places around it.
Vejr for related places
Frequently asked questions
Where is Napa?
Napa is a city in California. Its coordinates are 38.2975, -122.2869. It lies in Nordamerika.
What is the weather like in Napa lige nu?
It is currently 9°C (47°F) med klart. Luftfugtighed is 77% and wind is 5 km/h.
When is the best time og visit Napa?
maj, juni, juli, august, september and oktober offer the most comfortable conditions in Napa, which has a Mediterranean climate. januar, februar and december are usually the hardest months for outdoor plans.
What time zone is Napa in?
Napa observes America/Los_Angeles (UTC-07:00). The local time is 4:54 AM.
How many people live in Napa?
Napa has a population of approximately 80.000.
What is the nearest airport og Napa?
The closest airports are San Francisco International Airport (SFO), 76 km away.
What are the top things og do in Napa?
Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Emerald Bay State Park, Pinnacles National Park and julia Pfeiffer Burns State Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vejr Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated oktober 28, 2026 at 4:54 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
