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's onset introduces a mild reduction in the average high-temperature, from an enjoyable 65.3°F (18.5°C) in September to a mild 56.5°F (13.6°C). Throughout the month of October, Lummi Island witnesses an average temperature of 45.5°F (7.5°C).Humidity
In October, the average relative humidity in Lummi Island is 80%.Rainfall
In Lummi Island, in October, during 16.4 rainfall days, 4.09" (104mm) of precipitation is typically accumulated. Throughout the year, there are 178.6 rainfall days, and 37.32" (948mm) of precipitation is accumulated.Snowfall
In Lummi Island, Washington, snow does not fall in May through October.Daylight
The average length of the day in October is 10h and 47min.On the first day of the month, sunrise is at 7:11 am and sunset at 6:48 pm. On the last day of October, sunrise is at 7:57 am and sunset at 5:51 pm PDT.
Sunshine
In October, the average sunshine is 5.4h.UV index
In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 3 in October interprets into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are October temperatures?
What is the average humidity in October?
How many days does it rain in October?
When it does not snow?
Does it snow in October?
How many hours of daylight does Lummi Island have in October?
When is the sunrise / sunset in October?
How many hours of sunshine does Lummi Island have in October?
What is the UV index intensity in October?
Average temperature in October
Lummi Island, WA
- Average high temperature in October: 56.5°F
The warmest month (with the highest average high temperature) is August (71.1°F).
The month with the lowest average high temperature is December (41.9°F).
- Average low temperature in October: 45.5°F
The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is February (35.2°F).
Average pressure in October
Lummi Island, WA
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).
Average wind speed in October
Lummi Island, WA
- Average wind speed in October: 4.9mph
The windiest month (with the highest average wind speed) is November (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in October
Lummi Island, WA
- Average humidity in October: 80%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is July (74%).
Average rainfall in October
Lummi Island, WA
- Average rainfall in October: 4.09"
The wettest month (with the highest rainfall) is November (5.71").
The driest month (with the least rainfall) is July (0.67").
Average rainfall days in October
Lummi Island, WA
- Average rainfall days in October: 16.4 days
The month with the highest number of rainy days is November (20.1 days).
The month with the least rainy days is August (7.3 days).
Average snowfall in October
Lummi Island, WA
- Average snowfall in October: 0"
The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Lummi Island, WA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (3.8 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
Lummi Island, WA
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in October: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 4h and 12min).
Average sunshine days in October
Lummi Island, WA
- Average sunshine days in October: 13.5 days
The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is November (8.5 days).
Average UV index in October
Lummi Island, WA
- Average UV index in October: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Lummi Island, WA
- Average cloud cover in October: 42
The months with the most cloud cover are January and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in October
Lummi Island, WA
- Average visibility in October: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Lummi Island, Washington, USA
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