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 is marked by a notable decrease in high-temperatures, falling from a pleasant 72.7°F (22.6°C) in September to a moderate 55.8°F (13.2°C). Chattaroy observes an average low-temperature of 36.7°F (2.6°C) during October.Humidity
In Chattaroy, Washington, the average relative humidity in October is 70%.Rainfall
In Chattaroy, during October, the rain falls for 12.3 days and regularly aggregates up to 1.65" (42mm) of precipitation. Throughout the year, in Chattaroy, there are 124.9 rainfall days, and 17.44" (443mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall in Chattaroy. In Chattaroy, in October, snow falls for 1 days, with typically accumulated 0.16" (4mm) of snow. Throughout the year, there are 69.2 snowfall days, and 42.99" (1092mm) of snow is accumulated.Daylight
In Chattaroy, the average length of the day in October is 10h and 49min.On the first day of the month, sunrise is at 6:49 am and sunset at 6:27 pm. On the last day of October, in Chattaroy, Washington, sunrise is at 7:33 am and sunset at 5:32 pm PDT.
Sunshine
In Chattaroy, the average sunshine in October is 6.2h.UV index
In October, the average daily maximum UV index in Chattaroy is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 2 during October translates into these guidelines:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What is the average October temperature in Chattaroy?
What is the average humidity in October in Chattaroy?
How many days does it rain in October in Chattaroy?
How much does it snow in Chattaroy in October?
What is the average length of the day in October in Chattaroy?
When is the sunrise / sunset in October in Chattaroy?
How long on average sun shines in October in Chattaroy?
What is the UV index reading in October in Chattaroy?
Average temperature in October
Chattaroy, WA
- Average high temperature in October: 55.8°F
The warmest month (with the highest average high temperature) is August (84°F).
The month with the lowest average high temperature is December (31.3°F).
- Average low temperature in October: 36.7°F
The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).
Average pressure in October
Chattaroy, WA
- Average pressure in October: 30.05"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).
Average wind speed in October
Chattaroy, WA
- Average wind speed in October: 4.5mph
The windiest month (with the highest average wind speed) is April (5.6mph).
The calmest month (with the lowest average wind speed) is December (4mph).
Average humidity in October
Chattaroy, WA
- Average humidity in October: 70%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (43%).
Average rainfall in October
Chattaroy, WA
- Average rainfall in October: 1.65"
The wettest month (with the highest rainfall) is January (2.4").
The driest month (with the least rainfall) is August (0.31").
Average rainfall days in October
Chattaroy, WA
- Average rainfall days in October: 12.3 days
The month with the highest number of rainy days is March (16.2 days).
The month with the least rainy days is August (5.1 days).
Average snowfall in October
Chattaroy, WA
- Average snowfall in October: 0.16"
The month with the highest snowfall is January (13.23").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Chattaroy, WA
- Average snowfall days in October: 1 days
The month with the highest number of snowfall days is December (16.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Chattaroy, 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 30min).
- Average sunshine in October: 6h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in October
Chattaroy, WA
- Average sunshine days in October: 17.1 days
The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is March (9.7 days).
Average UV index in October
Chattaroy, WA
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover in October
Chattaroy, WA
- Average cloud cover in October: 38
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in October
Chattaroy, WA
- Average visibility in October: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).
Chattaroy, Washington, USA
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