October weather forecastSteilacoom, WA
October
Weather in October
October, the same as September, in Steilacoom, Washington, is another mild autumn month, with an average temperature ranging between max 59.2°F (15.1°C) and min 43.9°F (6.6°C).Temperature
October brings a minor decrease, with the average high-temperature reducing from a pleasant 70.9°F (21.6°C) in September to a moderate 59.2°F (15.1°C). Nightly temperatures in Steilacoom drop to an average low of 43.9°F (6.6°C) in October.Humidity
In Steilacoom, Washington, the average relative humidity in October is 81%.Rainfall
In Steilacoom, in October, during 15.3 rainfall days, 3.46" (88mm) of precipitation is typically accumulated. Throughout the year, there are 172.9 rainfall days, and 30.08" (764mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Steilacoom, the average length of the day in October is 10h and 51min.On the first day of October, sunrise is at 7:10 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:54 pm PDT.
Sunshine
In Steilacoom, the average sunshine in October is 5.3h.UV index
The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In October, an average UV index of 3 transforms into the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. To guard against the harmful effects of the Sun, minimize exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Steilacoom, WA
- Average high temperature in October: 59.2°F
The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is December (43.7°F).
- Average low temperature in October: 43.9°F
The month with the highest average low temperature is August (52.7°F).
The coldest months (with the lowest average low temperature) are February and December (34.3°F).
Average pressure in October
Steilacoom, WA
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).
Average wind speed in October
Steilacoom, WA
- Average wind speed in October: 4.4mph
The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in October
Steilacoom, WA
- Average humidity in October: 81%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is July (68%).
Average rainfall in October
Steilacoom, WA
- Average rainfall in October: 3.46"
The wettest month (with the highest rainfall) is December (4.69").
The driest month (with the least rainfall) is July (0.39").
Average rainfall days in October
Steilacoom, WA
- Average rainfall days in October: 15.3 days
The month with the highest number of rainy days is March (20.1 days).
The month with the least rainy days is August (5 days).
Average snowfall in October
Steilacoom, WA
- Average snowfall in October: 0"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Steilacoom, WA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (3.2 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
Steilacoom, WA
- Average daylight in October: 10h and 54min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in October: 5h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days in October
Steilacoom, WA
- Average sunshine days in October: 14.3 days
The month with the most sunshine days is August (23.4 days).
The month with the least sunshine days is February (9 days).
Average UV index in October
Steilacoom, 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
Steilacoom, WA
- Average cloud cover in October: 45
The month with the most cloud cover is December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in October
Steilacoom, WA
- Average visibility in October: 5mi
The months with the highest visibility are June, July and August (6mi).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (5mi).
