Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
During the shift to October, Cupertino records a mild decrease in average high-temperature, moving from a warm 77.5°F (25.3°C) in September to an agreeable 71.6°F (22°C). Throughout October nights, Cupertino registers an average low-temperature of 53.8°F (12.1°C).Humidity
July, September and October, with an average relative humidity of 64%, are the least humid months in Cupertino.Rainfall
In Cupertino, during October, the rain falls for 3 days and regularly aggregates up to 0.2" (5mm) of precipitation. Throughout the year, in Cupertino, there are 53.6 rainfall days, and 5.39" (137mm) of precipitation is accumulated.Daylight
In Cupertino, California, the average length of the day in October is 11h and 13min.On the first day of the month, sunrise is at 7:04 am and sunset at 6:50 pm. On the last day of October, in Cupertino, sunrise is at 7:32 am and sunset at 6:10 pm PDT.
Sunshine
The average sunshine in October in Cupertino is 7.1h.UV index
The average daily maximum UV index in October is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 5 in October translates into the following instructions:
Take necessary precautions - Defending against sun damage is advocated. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What are the temperatures in Cupertino in October?
What are the least humid months in Cupertino?
What is the average humidity in October in Cupertino?
How many days does it rain in October in Cupertino?
How many hours of daylight does Cupertino have in October?
When are sunrise and sunset in October in Cupertino?
How many hours of sunshine does Cupertino have in October?
What is the UV index intensity in October in Cupertino?
Average temperature in October
Cupertino, CA
- Average high temperature in October: 71.6°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is December (57°F).
- Average low temperature in October: 53.8°F
The month with the highest average low temperature is August (56.1°F).
The coldest months (with the lowest average low temperature) are February and March (44.2°F).
Average pressure in October
Cupertino, CA
- Average pressure in October: 29.98"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).
Average wind speed in October
Cupertino, CA
- Average wind speed in October: 4.7mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.6mph).
Average humidity in October
Cupertino, CA
- Average humidity in October: 64%
The month with the highest relative humidity is March (74%).
The months with the lowest relative humidity are July, September and October (64%).
Average rainfall in October
Cupertino, CA
- Average rainfall in October: 0.2"
The wettest month (with the highest rainfall) is February (1.02").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in October
Cupertino, CA
- Average rainfall days in October: 3 days
The month with the highest number of rainy days is March (9 days).
The month with the least rainy days is August (0.8 days).
Average daylight in October /
Average sunshine in October
Cupertino, CA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in October: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in October
Cupertino, CA
- Average sunshine days in October: 26.7 days
The month with the most sunshine days is August (28.5 days).
The months with the least sunshine days are February and March (20.8 days).
Average UV index in October
Cupertino, CA
- Average UV index in October: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in October
Cupertino, CA
- Average cloud cover in October: 16
The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 7).
Average visibility in October
Cupertino, CA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Cupertino, California, USA
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