October weather forecast
North Cascades National Park, WA

October brings with it a tangible shift in weather at North Cascades National Park. The park begins to prepare for winter with a rapid decrease in temperature. Days gradually grow shorter, and less sunshine is experienced throughout the month. Despite these changes, the brilliant autumn colors of the park provide an exquisite visual treat, making it a favorite month for photographers. October also brings more rainfall days than September with the weather becoming increasingly unpredictable.

Temperature

North Cascades National Park's progression into October includes a drop in the average high-temperature, from a comfortable 60.8°F in September to a cool 51.8°F. In October, the recorded average low-temperature in North Cascades National Park, Washington, is an icy 32°F.

Rainfall

In North Cascades National Park, during October, the rain falls for 13 days and regularly aggregates up to 4.41" of precipitation. In North Cascades National Park, during the entire year, the rain falls for 157 days and collects up to 51.02" of precipitation.

Daylight

In North Cascades National Park, the average length of the day in October is 10h and 47min.
On the first day of the month, sunrise is at 7:04 am and sunset at 6:44 pm. On the last day of October, sunrise is at 7:50 am and sunset at 5:47 pm PDT.

Sunshine

The average sunshine in October in North Cascades National Park is 5h.

UV index

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In October, the maximum UV index of 3 suggests this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.