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 snowfall in October
- Average snowfall 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
The arrival of October corresponds with a shift in temperature, down from a refreshing 62.6°F (17°C) in September to a cool 53.1°F (11.7°C). An average low-temperature of 41.5°F (5.3°C) is recorded during the nights in October in Piedmont.Humidity
The average relative humidity in October in Piedmont is 83%.Rainfall
In Piedmont, in October, during 13.2 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, in Piedmont, Washington, there are 150.3 rainfall days, and 17.36" (441mm) of precipitation is accumulated.Snowfall
In Piedmont, Washington, snow does not fall in May through October.Daylight
The average length of the day in October in Piedmont is 10h and 49min.On the first day of the month, sunrise is at 7:15 am and sunset at 6:53 pm. On the last day of October, sunrise is at 8:00 am and sunset at 5:57 pm PDT.
Sunshine
The average sunshine in October is 5.1h.UV index
In October, the average daily maximum UV index in Piedmont is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The average daily UV index of 3 in October transforms into the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What are the temperatures in Piedmont in October?
What is the average humidity in October in Piedmont?
How many days does it rain in October in Piedmont?
When it does not snow in Piedmont?
Does it snow in Piedmont in October?
How many hours of daylight does Piedmont have in October?
When are sunrise and sunset in October in Piedmont?
How many hours of sunshine does Piedmont have in October?
How high is the UV index in October in Piedmont?
Average temperature in October
Piedmont, WA
- Average high temperature in October: 53.1°F
The warmest month (with the highest average high temperature) is August (69.1°F).
The month with the lowest average high temperature is December (39.4°F).
- Average low temperature in October: 41.5°F
The month with the highest average low temperature is August (48.6°F).
The coldest months (with the lowest average low temperature) are February and December (31.5°F).
Average pressure in October
Piedmont, WA
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is July (30.07"Hg).
The month with the lowest atmospheric pressure is March (29.99"Hg).
Average wind speed in October
Piedmont, WA
- Average wind speed in October: 4.2mph
The windiest months (with the highest average wind speed) are January and November (5.2mph).
The calmest months (with the lowest average wind speed) are August and September (3.5mph).
Average humidity in October
Piedmont, WA
- Average humidity in October: 83%
The months with the highest relative humidity are January and December (89%).
The months with the lowest relative humidity are July and August (76%).
Average rainfall in October
Piedmont, WA
- Average rainfall in October: 1.5"
The wettest month (with the highest rainfall) is January (3.35").
The driest months (with the least rainfall) are July and August (0.43").
Average rainfall days in October
Piedmont, WA
- Average rainfall days in October: 13.2 days
The month with the highest number of rainy days is March (16.1 days).
The month with the least rainy days is August (5.4 days).
Average snowfall in October
Piedmont, WA
- Average snowfall in October: 0"
The month with the highest snowfall is February (4.53").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Piedmont, WA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Piedmont, WA
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in October: 5h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in October
Piedmont, WA
- Average sunshine days in October: 15.2 days
The month with the most sunshine days is August (22.5 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in October
Piedmont, WA
- Average UV index in October: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in October
Piedmont, WA
- Average cloud cover in October: 46
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in October
Piedmont, WA
- Average visibility in October: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).
Piedmont, Washington, USA
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