Napa Meteo Previsioni
Napa weather: 17°C, sereno. Orario forecast, 14-day outlook, UV, air quality and the best time a visit.
Napa weather in dicembre
One of the harder months here – go in con a plan.
dicembre runs 5°C cooler than the annual average in Napa.
Meteo map for Napa
Animated model layers. Pick a layer a load it.
Animated layers by Ventoy. For pin-level detail and nearby places, see the interactive map below.
Clima in Napa month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Mese | Massima media | Minima media | Precipitazioni | Valutazione |
|---|---|---|---|---|
| gennaio | 15° | 5° | 98 mm | ★★★☆☆ |
| febbraio | 16° | 6° | 187 mm | ★★☆☆☆ |
| marzo | 19° | 7° | 88 mm | ★★★★☆ |
| aprile | 20° | 8° | 55 mm | ★★★★☆ |
| mag | 24° | 11° | 16 mm | ★★★★★ |
| giugno | 28° | 12° | 1 mm | ★★★★★ |
| luglio | 29° | 13° | 1 mm | ★★★★★ |
| agosto | 30° | 14° | 2 mm | ★★★★★ |
| settembre | 28° | 13° | 6 mm | ★★★★★ |
| ottobre | 25° | 12° | 23 mm | ★★★★★ |
| novembre | 18° | 8° | 111 mm | ★★★☆☆ |
| dicembre | 15° | 6° | 178 mm | ★★☆☆☆ |
Clima type: Mediterranean. Fonte: Open-Meteo archive (ERA5).
Periodo migliore per visitare Napa
Go in mag, giugno, luglio, agosto and settembre. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: gennaio, febbraio and dicembre – expect the least comfortable mix of heat, cold or rain.
What a pack, what a skip
- Layers – the daily swing is 16°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid gennaio, febbraio and dicembre – historically the least comfortable months here.
How Napa compares con nearby places
Annual averages, and the difference against Napa.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Alcatraz Island | 54 km | 14°C | 1°C cooler | 647 mm |
| Fisherman's Wharf | 56 km | 14°C | 1°C cooler | 647 mm |
| Golden Gate Bridge | 56 km | 14°C | 1°C cooler | 647 mm |
| ZIP Code 94133 | 56 km | 14°C | 1°C cooler | 647 mm |
| ZIP Code 94102 | 59 km | 14°C | 1°C cooler | 647 mm |
Vedi le previsioni di Napa per periodo
Napa weather – more answers
Explore Napa
Every topic we hold for this place, and the same topic for the places around it.
Meteo 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 America del Nord.
What is the weather like in Napa ora?
It is currently 17°C (63°F) con sereno. Umidità is 28% and wind is 8 km/h.
When is the best time a visit Napa?
mag, giugno, luglio, agosto and settembre offer the most comfortable conditions in Napa, which has a Mediterranean climate. gennaio, febbraio and dicembre are usually the hardest months for outdoor plans.
What time zone is Napa in?
Napa observes America/Los_Angeles (UTC-07:00). The ora locale is 6:31 AM.
How many people live in Napa?
Napa has a population of approximately 80.000.
What is the nearest airport a Napa?
The closest airports are San Francisco International Airport (SFO), 76 km away.
What are the top things a do in Napa?
Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Emerald Bay State Park, Pinnacles National Park and lugia Pfeiffer Burns State Park.
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| Place data | USPOTUS Atlas dataset (cities-us) – coordinates, hierarchy and facts. |
|---|---|
| Previsioni and observations | Open-Meteo (ECMWF and national models). |
| Qualità dell’aria and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Clima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Meteo 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 ottobre 24, 2026 at 6:31 AM ora locale. Live blocks refresh every 15 minutes; climate averages monthly.
