Weathermondo.com
United StatesThe weather in October in Napa
It's warm in October in Napa with an average temperature of 25°C. Temperatures this month range from a low of 21°C to a high of 29°C. At night, you can expect temperatures between 7°C and 12°C.
Looking for great weather? October is a good time to be in Napa. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in October for Napa, California. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 38°C in 2020, Napa reached the highest temperature in October over the past 10 years. The lowest daytime temperature in this month was 16°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 1°C to a highest value of 18°C.
Rainfall amount
In October, there is an average of 56 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Daily weather in October for Napa
Click on any day in October to get detailed info about the usual weather on that day in Napa. Check out the historical temperatures and precipitation over the past 10 years on this day.
October weather comparison
| Napa | New York | |
|---|---|---|
| Average temperature | 25°C | 21°C |
| Max. temperature | 29°C | 26°C |
| Min. temperature | 7°C | -5°C |
| Total precipitation | 56 mm | 119 mm |
| Rainy days | 8 days | 13 days |
Start of October
The month of October starts in Napa with hot temps, averaging around 27°C during the day and nights around 10°C.
Mid October
By mid-October, daytime temps drop to around 25°C, with nights around 10°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of October
By the end of October, the average daytime temperature in Napa is around 24°C, while nighttime temps are about 10°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Napa for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in October in Napa, California. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in October in Napa
Temperature in October in Napa over the years
Precipitation charts
These charts show the average amount of precipitation in October in Napa, California. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in October in Napa
Total precipitation in October in Napa over the years
Daily UV index in October in Napa
This chart shows the average daily UV index in October in Napa, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in October in Napa
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Average weather in Napa by month
Click on a month below to see detailed weather info for Napa. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.