Temperatures in October
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.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Napa in October. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of October
The month of October starts in Napa with hot temperatures, averaging around 27°C during the day and nights close to 10°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-October
By mid-October, the average daytime temperature drops to around 25°C, with nights close to 10°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of October
By the end of October, the average daytime temperature in Napa will be around 24°C, with nights close to 10°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
Precipitation in October
In October, there is an average of 56 mm of precipitation, spread over 3 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
The average chance of precipitation is only 8% in October.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in October for Napa. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Napa in October |
London | ||
|---|---|---|---|
 Average Temperature |
25°C | 15°C | |
 High Temp |
29°C | 17°C | |
| Low Temp |
21°C | 13°C | |
 Total Precipitation |
56 mm | 115 mm | |
| Rainy Days |
3 days | 14 days | |
September
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.
Is October a good time to visit Napa?
Want nice weather? Then October is a great time to be in Napa. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Napa in October
With 38°C, Napa hit the highest temperature in the last 10 years in October 2020. The lowest daytime temperature in this month was 16°C in 2014. The extreme night temperatures ranged from a low of 1°C to a high of 18°C.
Check out the climate of Napa for all months and discover the best travel time
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Daily Temperature in October in Napa
This chart shows the average daily temperatures, both day and night, for each day in October in Napa, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in October in Napa
The chart below shows the average daily precipitation in October for Napa, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for October, you can expect around 3 days of rain in Napa.
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.
Temperature in October in Napa Over the Years
This chart shows the average temperature in October in Napa, measured in degrees Celsius, over the past years.
Total Precipitation in October in Napa Over the Years
This chart shows the average precipitation in October in Napa, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in October for Napa
Click on a specific day in October for detailed info on the typical weather on that day in Napa. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in October in Napa
Have you been to Napa in October?
Share your weather experience in October in Napa.
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.
