Napa

Napa Valley Weather in October

Average temperatures, rainfall, sunshine and the best places to visit in the Napa Valley, the United States of America in October.

Considering a trip to the Napa Valley, the United States of America this October and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in the Napa Valley in October

The Napa Valley, the United States of America is a region in the United States of America. October in the Napa Valley generally has warm temperatures, with moderate precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 26°C (79°F) and nighttime temperatures around 9°C (48°F) in Napa.

To learn more about the conditions in specific areas of the Napa Valley, the United States of America, check out the map below.

Precipitation

In October, precipitation varies across different areas. From moderate rainfall in American Canyon with an average of 32 mm (1.3 in) to moderate rainfall in Calistoga with 53 mm (2.1 in).

Average sunshine

Plenty of sunshine can be expected in numerous places in October. Napa typically receives 250 hours of sunlight, making it ideal for those seeking sunny weather.

Explore the Napa Valley by month

Pick a month to see the average temperature, rainfall and sunshine in the Napa Valley — and find the best time to visit. (based on Napa)

Best Places to Visit in the Napa Valley in October

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across the Napa Valley.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in the Napa Valley

What is the weather like in October for some of the most popular destinations in the Napa Valley, the United States of America?

Temperature range in the Napa Valley (October)

Precipitation variation in the Napa Valley (October)

Napa

In October Napa generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

September
October
November
Max temperature
30°C (86°F)
26°C (79°F)
19°C (66°F)
Min temperature
12°C (54°F)
9°C (48°F)
6°C (43°F)
Monthly sun hours
275 hours
250 hours
180 hours
Monthly rainfall
3.8 mm (0.1 in)
37 mm (1.5 in)
60 mm (2.4 in)
Monthly rainy days
a single day
4 days
7 days
Weather conditions

Calistoga

In October Calistoga generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

September
October
November
Max temperature
31°C (88°F)
26°C (79°F)
19°C (66°F)
Min temperature
11°C (52°F)
9°C (48°F)
6°C (43°F)
Monthly sun hours
275 hours
250 hours
180 hours
Monthly rainfall
5.2 mm (0.2 in)
53 mm (2.1 in)
82 mm (3.2 in)
Monthly rainy days
a single day
5 days
8 days
Weather conditions

St. Helena

In October St. Helena generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

September
October
November
Max temperature
31°C (88°F)
25°C (77°F)
19°C (66°F)
Min temperature
12°C (54°F)
10°C (50°F)
6°C (43°F)
Monthly sun hours
275 hours
250 hours
180 hours
Monthly rainfall
4.2 mm (0.2 in)
42 mm (1.7 in)
76 mm (3 in)
Monthly rainy days
2 days
5 days
8 days
Weather conditions

Yountville

In October Yountville generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

September
October
November
Max temperature
30°C (86°F)
26°C (79°F)
19°C (66°F)
Min temperature
11°C (52°F)
9°C (48°F)
6°C (43°F)
Monthly sun hours
275 hours
250 hours
180 hours
Monthly rainfall
4.5 mm (0.2 in)
34 mm (1.3 in)
67 mm (2.6 in)
Monthly rainy days
a single day
4 days
8 days
Weather conditions

American Canyon

In October American Canyon generally has high temperatures with maximum daytime temperatures around 24°C (75°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

September
October
November
Max temperature
28°C (82°F)
24°C (75°F)
18°C (64°F)
Min temperature
11°C (52°F)
9°C (48°F)
6°C (43°F)
Monthly sun hours
270 hours
243 hours
173 hours
Monthly rainfall
3.5 mm (0.1 in)
32 mm (1.3 in)
50 mm (2 in)
Monthly rainy days
a single day
4 days
7 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in the Napa Valley, in the United States of America.

Popular cities in October

Day & night temperatures, rainfall and average weather in the Napa Valley in October.

City Weather Day temp Night temp Rainfall
Napa 26°C (79°F) 9°C (48°F) 37 mm (1.5 in)
Calistoga 26°C (79°F) 9°C (48°F) 53 mm (2.1 in)
St. Helena 25°C (77°F) 10°C (50°F) 42 mm (1.7 in)
Yountville 26°C (79°F) 9°C (48°F) 34 mm (1.3 in)
American Canyon 24°C (75°F) 9°C (48°F) 32 mm (1.3 in)

The Napa Valley weather in October: frequently asked questions

What is the weather like in the Napa Valley, the United States of America in October?

October in the Napa Valley, the United States of America brings perfect weather. In Napa, daytime temperatures are typically around 26°C (79°F) and nighttime lows hover near 9°C (48°F).

What is the average temperature in the Napa Valley, the United States of America in October?

Average temperatures in the Napa Valley, the United States of America during October range from a nighttime low near 9°C (48°F) to a daytime high around 26°C (79°F) in Napa.

Does the Napa Valley, the United States of America get a lot of rain in October?

Not particularly. Napa averages just 37 mm (1.5 in) of rain in October, making it a mostly dry month for the Napa Valley, the United States of America.

Is October a Good Time to Visit the Napa Valley, the United States of America?

We consider October to be one of the best times to travel to the Napa Valley, the United States of America. Typically, the climate in Napa is perfect. However, the weather conditions may vary depending on your destination.

On average, the best time to visit the Napa Valley, the United States of America is in April, May, June, July, August and October with generally perfect weather in Napa. The weather in February and December, on the other hand, tends to be unpleasant.

Interested in more climate information?

We have much more information about the climate in the Napa Valley.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.