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
With the arrival of October, Piedmont notices a mild change in the average high-temperature, sliding from September's moderately hot 76.6°F (24.8°C) to an agreeable 70.7°F (21.5°C). Piedmont's nights in October cool down to an average low-temperature of 54.9°F (12.7°C).Humidity
October is the least humid month, with an average relative humidity of 64%.Rainfall
In Piedmont, during October, the rain falls for 3.5 days and regularly aggregates up to 0.28" (7mm) of precipitation. In Piedmont, during the entire year, the rain falls for 55.6 days and collects up to 5.24" (133mm) of precipitation.Daylight
In October, the average length of the day is 11h and 12min.On the first day of the month, sunrise is at 7:05 am and sunset at 6:51 pm. On the last day of October, sunrise is at 7:34 am and sunset at 6:10 pm PDT.
Sunshine
In October, the average sunshine in Piedmont is 7h.UV index
In October, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In October, the maximum UV index of 4 suggests these recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What are the temperatures in Piedmont in October?
What is the least humid month in Piedmont?
What is the average humidity in October in Piedmont?
How much does it rain in Piedmont in October?
What is the average length of the day in October in Piedmont?
What time are sunrise and sunset in October in Piedmont?
How long on average sun shines in October in Piedmont?
What is the UV index intensity in October in Piedmont?
Average temperature in October
Piedmont, CA
- Average high temperature in October: 70.7°F
The warmest month (with the highest average high temperature) is September (76.6°F).
The month with the lowest average high temperature is December (55.4°F).
- Average low temperature in October: 54.9°F
The month with the highest average low temperature is September (56.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in October
Piedmont, CA
- Average pressure in October: 29.98"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in October
Piedmont, CA
- Average wind speed in October: 5.2mph
The windiest month (with the highest average wind speed) is May (7.3mph).
The calmest month (with the lowest average wind speed) is November (5mph).
Average humidity in October
Piedmont, CA
- Average humidity in October: 64%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (64%).
Average rainfall in October
Piedmont, CA
- Average rainfall in October: 0.28"
The wettest month (with the highest rainfall) is February (1.1").
The driest months (with the least rainfall) are June, July, August and September (0.08").
Average rainfall days in October
Piedmont, CA
- Average rainfall days in October: 3.5 days
The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (1.5 days).
Average daylight in October /
Average sunshine in October
Piedmont, 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 0min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in October
Piedmont, CA
- Average sunshine days in October: 26 days
The month with the most sunshine days is October (26 days).
The month with the least sunshine days is February (20.5 days).
Average UV index in October
Piedmont, CA
- Average UV index in October: 4
The months with the highest UV index are April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in October
Piedmont, CA
- Average cloud cover in October: 17
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in October
Piedmont, 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).
Piedmont, California, USA
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