Napa Väder Prognos
Napa weather: 10°C, klart. Varje timme forecast, 14-day outlook, UV, air quality and the best time och visit.
Snö forecast for Napa
No snow is in the current forecast window for Napa.
0 of the next 16 nights are forecast och reach freezing.
Average monthly lows here stay above freezing all year, so lying snow is rare.
16-day forecast for Napa
Max / Min; Nederb.; UV
| Dag | Förhållanden | Max / Min | Nederb. | Vind | UV |
|---|---|---|---|---|---|
| ons, okt 28 | ☁️ Mulet | 21° / 8° | 0% | 11 km/h | 4 |
| tor, okt 29 | ☁️ Mulet | 20° / 9° | 0% | 10 km/h | 4 |
| fre, okt 30 | ☁️ Mulet | 21° / 9° | 0% | 15 km/h | 4 |
| lör, okt 31 | ☁️ Mulet | 19° / 11° | 6% | 7 km/h | 3 |
| sön, nov 1 | ☀️ Klart | 25° / 9° | 10% | 8 km/h | 4 |
| mån, nov 2 | ☁️ Mulet | 24° / 10° | 2% | 6 km/h | 4 |
| tis, nov 3 | ☁️ Mulet | 25° / 10° | 24% | 7 km/h | 4 |
| ons, nov 4 | 🌦️ Duggregn | 18° / 12° | 22% · 2 mm | 14 km/h | 3 |
| tor, nov 5 | ☁️ Mulet | 20° / 11° | 24% | 7 km/h | 3 |
| fre, nov 6 | 🌦️ Light showers | 20° / 14° | 28% · 12 mm | 22 km/h | 2 |
| lör, nov 7 | 🌧️ Skurar | 20° / 14° | 25% · 16 mm | 18 km/h | 4 |
| sön, nov 8 | 🌦️ Light drizzle | 20° / 15° | 24% · 1 mm | 23 km/h | 3 |
| mån, nov 9 | 🌦️ Light drizzle | 20° / 14° | 23% · 1 mm | 12 km/h | 2 |
| tis, nov 10 | ☁️ Mulet | 23° / 12° | 16% | 9 km/h | 4 |
| ons, nov 11 | ☁️ Mulet | 26° / 14° | 23% | 11 km/h | 4 |
| tor, nov 12 | ☀️ Klart | -- / -- | 20% | -- | — |
Klimat in Napa month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Månad | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januari | 15° | 5° | 98 mm | ★★★☆☆ |
| februari | 16° | 6° | 187 mm | ★★☆☆☆ |
| mars | 19° | 7° | 88 mm | ★★★★☆ |
| april | 20° | 8° | 55 mm | ★★★★☆ |
| maj | 24° | 10° | 16 mm | ★★★★★ |
| juni | 28° | 12° | 1 mm | ★★★★★ |
| juli | 29° | 13° | 1 mm | ★★★★★ |
| augusti | 30° | 13° | 2 mm | ★★★★★ |
| september | 28° | 13° | 8 mm | ★★★★★ |
| oktober | 26° | 11° | 17 mm | ★★★★★ |
| november | 18° | 7° | 111 mm | ★★★☆☆ |
| december | 15° | 6° | 178 mm | ★★☆☆☆ |
Klimat type: Mediterranean. Källa: Open-Meteo archive (ERA5).
What och pack, what och skip
- sönglasses, 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 januari, februari and december - historically the least comfortable months here.
Se prognosen för Napa per tidsintervall
Napa weather - more answers
Explore Napa
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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 just nu?
It is currently 10°C (49°F) med klart. Luftfuktighet is 73% and wind is 2 km/h.
When is the best time och visit Napa?
maj, juni, juli, augusti, september and oktober offer the most comfortable conditions in Napa, which has a Mediterranean climate. januari, februari 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 3:06 AM.
How many people live in Napa?
Napa has a population of approximately 80.000.
What is the nearest airport och Napa?
The closest airports are San Francisco International Airport (SFO), 76 km away.
What are the top things och 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. |
|---|---|
| Prognos and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klimat averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Väder 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 3:06 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
