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
October weather is marked by a drop in the average high-temperature, falling from a moderately hot 76.6°F (24.8°C) in September to an enjoyable 64.2°F (17.9°C). Washington registers a significant reduction from the day's heat, with an average temperature drop to a cold 42.1°F (5.6°C) in October.Humidity
In October, the average relative humidity in Washington is 50%.Rainfall
In Washington, in October, during 4.5 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, there are 72.9 rainfall days, and 36.06" (916mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In Washington, in October, during 0.9 snowfall days, 1.22" (31mm) of snow is typically accumulated. In Washington, during the entire year, snow falls for 53.3 days and aggregates up to 151.57" (3850mm) of snow.Daylight
In October, the average length of the day in Washington is 11h and 9min.On the first day of October in Washington, sunrise is at 7:00 am and sunset at 6:45 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 6:02 pm PDT.
Sunshine
In Washington, California, the average sunshine in October is 7.1h.UV index
The average daily maximum UV index in October in Washington is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 3 during October leads to these instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Washington in October?
What is the average humidity in October in Washington?
How much does it rain in Washington in October?
How many days does it snow in October in Washington?
What is the average length of the day in October in Washington?
What time are sunrise and sunset in October in Washington?
How long on average sun shines in October in Washington?
What is the UV index reading in October in Washington?
Average temperature in October
Washington, CA
- Average high temperature in October: 64.2°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (43.7°F).
- Average low temperature in October: 42.1°F
The month with the highest average low temperature is July (52.9°F).
The coldest month (with the lowest average low temperature) is December (29.1°F).
Average pressure in October
Washington, CA
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in October
Washington, CA
- Average wind speed in October: 5.7mph
The windiest month (with the highest average wind speed) is February (6.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in October
Washington, CA
- Average humidity in October: 50%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is July (39%).
Average rainfall in October
Washington, CA
- Average rainfall in October: 1.34"
The wettest month (with the highest rainfall) is March (7.09").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in October
Washington, CA
- Average rainfall days in October: 4.5 days
The month with the highest number of rainy days is April (11 days).
The month with the least rainy days is July (1.8 days).
Average snowfall in October
Washington, CA
- Average snowfall in October: 1.22"
The month with the highest snowfall is March (37.6").
The months with the least snowfall are July and August (0").
Average snowfall days in October
Washington, CA
- Average snowfall days in October: 0.9 days
The month with the highest number of snowfall days is March (11.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Washington, CA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in October: 7h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in October
Washington, CA
- Average sunshine days in October: 25.4 days
The month with the most sunshine days is July (28 days).
The month with the least sunshine days is March (12.6 days).
Average UV index in October
Washington, CA
- Average UV index in October: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in October
Washington, CA
- Average cloud cover in October: 17
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility in October
Washington, CA
- Average visibility in October: 6mi
The months with the highest visibility are May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March and April (5mi).
Washington, California, USA
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