October weather forecastAlpine, WA
October
Weather in October
October, the same as September, in Alpine, Washington, is another mild autumn month, with an average temperature varying between 59.7°F (15.4°C) and 43.9°F (6.6°C).Temperature
Welcoming October, Alpine observes a shift in the average high-temperature, falling from September's pleasant 71.6°F (22°C) to a mild 59.7°F (15.4°C). Throughout the month of October, Alpine sees a steady low-temperature average of 43.9°F (6.6°C).Humidity
In October, the average relative humidity in Alpine, Washington, is 78%.Rainfall
In October, the rain falls for 16.9 days. Throughout October, 4.69" (119mm) of precipitation is accumulated. Throughout the year, in Alpine, there are 177.9 rainfall days, and 40.67" (1033mm) of precipitation is accumulated.Snowfall
In Alpine, snow does not fall in April through October.Daylight
In October, the average length of the day is 10h and 55min.On the first day of the month, sunrise is at 7:09 am and sunset at 6:49 pm. On the last day of October, sunrise is at 7:49 am and sunset at 5:56 pm PDT.
Sunshine
In Alpine, the average sunshine in October is 5.2h.UV index
In Alpine, Washington, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 3 during October translates into these guidelines:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. To guard against the harmful effects of the Sun, minimize exposure during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Alpine, WA
- Average high temperature in October: 59.7°F
The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is December (42.6°F).
- Average low temperature in October: 43.9°F
The month with the highest average low temperature is August (52°F).
The coldest month (with the lowest average low temperature) is December (32.7°F).
Average pressure in October
Alpine, WA
- Average pressure in October: 30.05"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in October
Alpine, WA
- Average wind speed in October: 4.6mph
The windiest month (with the highest average wind speed) is January (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in October
Alpine, WA
- Average humidity in October: 78%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (67%).
Average rainfall in October
Alpine, WA
- Average rainfall in October: 4.69"
The wettest month (with the highest rainfall) is January (6.06").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in October
Alpine, WA
- Average rainfall days in October: 16.9 days
The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (5.1 days).
Average snowfall in October
Alpine, WA
- Average snowfall in October: 0"
The month with the highest snowfall is February (2.76").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Alpine, WA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (3.7 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
Alpine, WA
- Average daylight in October: 10h and 54min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in October: 5h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 48min).
Average sunshine days in October
Alpine, WA
- Average sunshine days in October: 13 days
The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is February (8.2 days).
Average UV index in October
Alpine, WA
- Average UV index in October: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Alpine, WA
- Average cloud cover in October: 46
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in October
Alpine, WA
- Average visibility in October: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
