Napa 天氣 預報
Napa weather: 12°C, 晴朗. 逐小時 forecast, 14-day outlook, UV, air quality and the best time至visit.
Napa weather in 七月
One of the best months至visit Napa.
七月 runs 5°C warmer than the annual average in Napa.
天氣 map for Napa
Animated model layers. Pick a layer至load it.
Animated layers by 風y. For pin-level detail and nearby places, see the interactive map below.
氣候 in Napa month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | 15° | 5° | 98 mm | ★★★☆☆ |
| 二月 | 16° | 6° | 187 mm | ★★☆☆☆ |
| 三月 | 19° | 7° | 88 mm | ★★★★☆ |
| 四月 | 20° | 8° | 55 mm | ★★★★☆ |
| 五月 | 24° | 11° | 16 mm | ★★★★★ |
| 六月 | 28° | 12° | 1 mm | ★★★★★ |
| 七月 | 29° | 13° | 1 mm | ★★★★★ |
| 八月 | 30° | 14° | 2 mm | ★★★★★ |
| 九月 | 28° | 13° | 6 mm | ★★★★★ |
| 十月 | 25° | 12° | 23 mm | ★★★★★ |
| 十一月 | 18° | 8° | 111 mm | ★★★☆☆ |
| 十二月 | 15° | 6° | 178 mm | ★★☆☆☆ |
氣候 type: Mediterranean. 來源： Open-Meteo archive (ERA5).
最佳旅遊時間 Napa
Go in 五月, 六月, 七月, 八月 and 九月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 一月, 二月 and 十二月 - expect the least comfortable mix of heat, cold or rain.
What至pack, what至skip
- Layers - the daily swing is 15°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid 一月, 二月 and 十二月 - historically the least comfortable months here.
How Napa compares，天氣為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 |
查看 Napa 的分時預報
Napa weather - more answers
Explore Napa
Every topic we hold for this place, and the same topic for the places around it.
天氣 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 北美洲.
What is the weather like in Napa現在?
It is currently 12°C (54°F)，天氣為晴朗. 濕度 is 91% and wind is 2 km/h.
When is the best time至visit Napa?
五月, 六月, 七月, 八月 and 九月 offer the most comfortable conditions in Napa, which has a Mediterranean climate. 一月, 二月 and 十二月 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 1:05 AM.
How many people live in Napa?
Napa has a population of approximately 80.000.
What is the nearest airport至Napa?
The closest airports are San Francisco International Airport (SFO), 76 km away.
What are the top things至do in Napa?
Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Emerald Bay State Park, Pinnacles National Park and 七月ia Pfeiffer Burns State Park.
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| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| 預報 and observations | Open-Meteo (ECMWF and national models). |
| 空氣品質 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 氣候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National 天氣 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 十月 23, 2026 at 1:05 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
