Best Time To Visit Napa, California

Best Time To Go To Napa

Napa’s Mediterranean characteristics, cause the persisting semi-arid climate. While the summers are hot and dry, the winters are mild damp. The best time to visit Napa is Fall during the months of October and November. This is also the harvest season at its peak, so the tourist season is at its peak during this time. 

  • Spring: February to May is Spring in this vineyard city. The average highest temperature is around 24 degrees Celsius, while the lowest is around 5 degrees Celsius. After the fall season, this is the second-best time to visit Napa.
  • Summer: June to September is summer in Napa. August is the hottest of the summer months. The average highest temperature is around 28 degrees Celsius, while the lowest is around 11 degrees Celsius.
  • Fall: October and November are the most touristy months in Napa. The average highs and lows range between the upper 70s (Fahrenheit) and upper 60s and lows in the high 50s and high 40s respectively. This is the time you will get to experience the grape harvesting in full swing. 
  • Winter: December and January is winter in Napa and the coldest months. The average temperature hovers around 14 degrees Celsius, whereas the lowest temperature goes down to 4 degrees Celsius. To save some big bucks, this is the best time to visit Napa, being off-season. Almost everything is at its cheapest during this time. There are a lot of cheerful festivals going on around this time.

Climate in Napa

Know weather for your travel dates:

24-Apr-2018
Today 24 Apr

74

44

Partly cloudy in the morning.

Wind:2.66 m/s

Humidity:71%

Precipitation:0.01%

  • Wed 25 Apr
    68 | 44

    Partly cloudy until evening.

  • Thu 26 Apr
    63 | 45

    Partly cloudy until afternoon.

  • Fri 27 Apr
    64 | 44

    Mostly cloudy until afternoon.

  • Sat 28 Apr
    67 | 45

    Clear throughout the day.

  • Sun 29 Apr
    68 | 44

    Partly cloudy in the morning.

  • Mon 30 Apr
    76 | 46

    Partly cloudy overnight.

Month wise Weather in Napa

Average Temperature in Napa by month

  • 80℉
  • 60℉
  • 40℉
  • 20℉ 0℉
Jan

Average temperature: 48℉

Minimum temperature: 32℉

Maximum temperature: 61℉

Feb

Average temperature: 52℉

Minimum temperature: 34℉

Maximum temperature: 64℉

Mar

Average temperature: 56℉

Minimum temperature: 39℉

Maximum temperature: 75℉

Apr

Average temperature: 58℉

Minimum temperature: 41℉

Maximum temperature: 75℉

May

Average temperature: 62℉

Minimum temperature: 45℉

Maximum temperature: 86℉

Jun

Average temperature: 67℉

Minimum temperature: 50℉

Maximum temperature: 95℉

Jul

Average temperature: 68℉

Minimum temperature: 52℉

Maximum temperature: 91℉

Aug

Average temperature: 69℉

Minimum temperature: 55℉

Maximum temperature: 91℉

Sep

Average temperature: 70℉

Minimum temperature: 50℉

Maximum temperature: 102℉

Oct

Average temperature: 63℉

Minimum temperature: 45℉

Maximum temperature: 86℉

Nov

Average temperature: 55℉

Minimum temperature: 36℉

Maximum temperature: 66℉

Dec

Average temperature: 48℉

Minimum temperature: 32℉

Maximum temperature: 61℉

Highest temperature in Napa is recorded as 102.2℉ in September.

Lowest temperature in Napa is recorded as 32℉ in January and December.

Average Rain in Napa by Month (in mm)

  • 240
  • 180
  • 120
  • 60 0
Jan

Average Rain: 211.33 mm

Minimum Rain: 0 mm

Maximum Rain: 1108.62 mm

Feb

Average Rain: 154.4 mm

Minimum Rain: 0 mm

Maximum Rain: 775.72 mm

Mar

Average Rain: 52.1 mm

Minimum Rain: 0 mm

Maximum Rain: 318.94 mm

Apr

Average Rain: 54.66 mm

Minimum Rain: 0 mm

Maximum Rain: 518.71 mm

May

Average Rain: 0.8 mm

Minimum Rain: 0 mm

Maximum Rain: 10.85 mm

Jun

Average Rain: 4.95 mm

Minimum Rain: 0 mm

Maximum Rain: 66.57 mm

Jul

Average Rain: 0.45 mm

Minimum Rain: 0 mm

Maximum Rain: 13.96 mm

Aug

Average Rain: 0.05 mm

Minimum Rain: 0 mm

Maximum Rain: 1.52 mm

Sep

Average Rain: 0.72 mm

Minimum Rain: 0 mm

Maximum Rain: 10.85 mm

Oct

Average Rain: 8.69 mm

Minimum Rain: 0 mm

Maximum Rain: 153.31 mm

Nov

Average Rain: 48.1 mm

Minimum Rain: 0 mm

Maximum Rain: 623.99 mm

Dec

Average Rain: 53.79 mm

Minimum Rain: 0 mm

Maximum Rain: 740.12 mm

Maximum rain recorded in Napa is 1108.62 mm in January.

Months with no rains or lowest rains in Napa is August.

Average Humidity in Napa by Month (in %)

  • 100
  • 75
  • 50
  • 25 0
Jan

Average Humidity: 84%

Minimum Humidity: 68%

Maximum Humidity: 93%

Feb

Average Humidity: 82%

Minimum Humidity: 64%

Maximum Humidity: 94%

Mar

Average Humidity: 76%

Minimum Humidity: 57%

Maximum Humidity: 86%

Apr

Average Humidity: 68%

Minimum Humidity: 37%

Maximum Humidity: 90%

May

Average Humidity: 65%

Minimum Humidity: 51%

Maximum Humidity: 75%

Jun

Average Humidity: 62%

Minimum Humidity: 45%

Maximum Humidity: 76%

Jul

Average Humidity: 60%

Minimum Humidity: 42%

Maximum Humidity: 73%

Aug

Average Humidity: 67%

Minimum Humidity: 50%

Maximum Humidity: 76%

Sep

Average Humidity: 59%

Minimum Humidity: 37%

Maximum Humidity: 78%

Oct

Average Humidity: 56%

Minimum Humidity: 22%

Maximum Humidity: 83%

Nov

Average Humidity: 81%

Minimum Humidity: 68%

Maximum Humidity: 95%

Dec

Average Humidity: 78%

Minimum Humidity: 38%

Maximum Humidity: 94%

Most humid month in Napa is January.

Least humid month in Napa is October.

Best time to visit Napa Attractions in April