Best time to visit Napa

• “the best time to visit Napa Valley for wine tasting is during the harvest season, which typically spans from late August through October” candlelightinn.com
• “the best time to visit Sonoma County is during the autumn” cntraveler.com
• “From late August to early November, Napa's vineyards are alive with the excitement of harvest.” candlelightinn.com

4 of the 7 travel guides we read name these months.

1. January57°F / 38°F · 10 rainy daysChecking fares…January is the quietest month, good for tasting; some restaurants close for the first two weeks.Restaurant Month runs January 1 to 31.December and January are the coldest months, with highs near 58F and about 5 inches of rain.Napa Lighted Art Festival
2. February61°F / 40°F · 10 rainy daysChecking fares…February is still rainy season, but mustard starts blooming between the vines.The Napa Lighted Art Festival runs mid-January to mid-February in downtown Napa.
3. March64°F / 42°F · 10 rainy daysChecking fares…Spring runs March to May, with vineyards beginning to bloom and mild temperatures from the mid-60s to low 70s F.Spring is typically less crowded than peak summer and fall.
4. April68°F / 44°F · 6 rainy daysChecking fares…Spring brings wine releases, milder weather and fewer tourists.Spring suits hiking, biking and hot air balloon rides.
5. May73°F / 48°F · 3 rainy daysChecking fares…May is called one of the most rewarding months: lush vineyards, daytime highs from the mid-70s to low 80s F.May sits just before the busiest season, so there are fewer crowds.The mustard blooms have faded by May, replaced by green vines.The Napa Table
6. June78°F / 52°F · 1 rainy daysChecking fares…June is warm without being overwhelming, with cool mornings and long daylight.June offers a sweet spot before the busiest travel period.June averages a high of 81F and a low of 53F with no rain days.
7. July79°F / 55°F · 0 rainy daysChecking fares…Summer is full of outdoor festivals, concerts and alfresco dining.July and August average highs of 83F and lows of 55F, with clear skies and minimal rain.Festival Napa Valley
8. August80°F / 54°F · 0 rainy daysChecking fares…Harvest begins in late August and continues through October.Hot summer days can reach the high 80s and low 90s F.
9. Best timeSeptember80°F / 51°F · 1 rainy daysChecking fares…Harvest season gives a close look at winemaking, with special tours and tastings.Harvest time brings festivals and wine release parties, with temperatures in the 70s and 80s F.Autumn harvest is also the busiest, most hectic time for winemakers.
10. Best timeOctober75°F / 46°F · 3 rainy daysChecking fares…Harvest runs through October, and grape stomping events are popular in fall.Harvest ends with reds in October.
11. November65°F / 40°F · 7 rainy daysChecking fares…Fall harvest season lasts until early November, with leaves in gold, red and orange.Winter brings fewer crowds, and the quiet season starts after the harvest.
12. December57°F / 38°F · 10 rainy daysChecking fares…The vineyards are bare after harvest, but towns are lit up for the holidays and tasting rooms feel cozy.The Calistoga Lighted Tractor Parade is on December 5, 2026.Winter is rainy season, so pack an umbrella.

Weather: Napa averages from NOAA (1991 to 2020 averages), as listed in its climate table on Wikipedia.

• Napa Lighted Art FestivalDowntown Napa, CaliforniaEvery January to February
• The Napa TableDowntown Napa, CaliforniaEvery May to June
• Festival Napa ValleyNapa Valley, CaliforniaEvery July

What is the busiest time in Napa Valley?

Summer, June to August, is the busiest and most popular stretch; harvest season is also a peak.

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