Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
As Vashon enters July, the average high-temperature marginally increases from the a pleasant 70°F (21.1°C) of June to a moderately hot 77.2°F (25.1°C). Against the high July temperatures, Vashon records an average drop to a fresh 52.5°F (11.4°C) at night.Humidity
July is the least humid month in Vashon, with an average relative humidity of 68%.Rainfall
The month with the least rainfall is July, when the rain falls for 6.3 days and typically collects 0.31" (8mm) of precipitation.Snowfall
In Vashon, snow does not fall in April through October.Daylight
The average length of the day in July in Vashon is 15h and 30min.On the first day of the month, sunrise is at 5:17 am and sunset at 9:10 pm. On the last day of July, sunrise is at 5:47 am and sunset at 8:44 pm PDT.
Sunshine
The average sunshine in July is 10.5h.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 5 in July translates into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What is the temperature in July in Vashon?
What is the least humid month in Vashon?
What is the average humidity in July in Vashon?
What is the driest month in Vashon?
How many days does it rain in July in Vashon?
When it does not snow in Vashon?
How many hours of daylight does Vashon have in July?
When are sunrise and sunset in July in Vashon?
How many hours of sunshine does Vashon have in July?
What are the months with the highest UV index in Vashon?
What is the UV index reading in July in Vashon?
Average temperature in July
Vashon, WA
- Average high temperature in July: 77.2°F
The warmest month (with the highest average high temperature) is August (77.7°F).
The month with the lowest average high temperature is December (43.5°F).
- Average low temperature in July: 52.5°F
The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).
Average pressure in July
Vashon, WA
- Average pressure in July: 30.03"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).
Average wind speed in July
Vashon, WA
- Average wind speed in July: 3.6mph
The windiest month (with the highest average wind speed) is March (5.3mph).
The calmest months (with the lowest average wind speed) are July and August (3.6mph).
Average humidity in July
Vashon, WA
- Average humidity in July: 68%
The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is July (68%).
Average rainfall in July
Vashon, WA
- Average rainfall in July: 0.31"
The wettest month (with the highest rainfall) is December (2.2").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in July
Vashon, WA
- Average rainfall days in July: 6.3 days
The month with the highest number of rainy days is April (14.9 days).
The month with the least rainy days is August (5.7 days).
Average snowfall in July
Vashon, WA
- Average snowfall in July: 0"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in July
Vashon, WA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Vashon, WA
- Average daylight in July: 15h and 3min
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 30min).
- Average sunshine in July: 10h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).
Average sunshine days in July
Vashon, WA
- Average sunshine days in July: 22.6 days
The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (13 days).
Average UV index in July
Vashon, WA
- Average UV index in July: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in July
Vashon, WA
- Average cloud cover in July: 28
The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in July
Vashon, WA
- Average visibility in July: 6mi
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, October, November and December (5mi).
Vashon, Washington, USA
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