July weather forecastWestport, WA

July

Weather in July

July in Westport, Washington, is an agreeable summer month, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 68.5°F (20.3°C).

Temperature

With the start of July, Westport measures an average high-temperature of an agreeable 68.5°F (20.3°C), not significantly differing from June's 64°F (17.8°C). Throughout July, Westport witnesses a consistent average low-temperature of 51.4°F (10.8°C).

Humidity

With an average relative humidity of 79%, July is the least humid month.

Rainfall

July is the month with the least rainfall in Westport. Rain falls for 7.3 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

April through October and December are months without snowfall in Westport.

Ocean temperature

With an average ocean temperature of 57.7°F (14.3°C), July is the month with the warmest seawater.
Note: In 57.7°F (14.3°C), even brief exposure to 55.4°F (13°C) feels biting, and anything less than 50°F (10°C) risks cold shock and impaired breathing, considering one's health.

Daylight

In Westport, the average length of the day in July is 15h and 26min.
On the first day of July, sunrise is at 5:26 am and sunset at 9:14 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:49 pm PDT.

Sunshine

The month with the most sunshine is July, with an average of 10h of sunshine.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 4 in July transforms into the following instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in July, in Westport, records 68.5°F (20.3°C), while the low-temperature is 51.4°F (10.8°C).

The least humid month in Westport, Washington, is July, with an average relative humidity of 79%.

In July, the average relative humidity in Westport is 79%.

The month with the least rainfall in Westport is July, when the rain falls for 7.3 days and typically collects 0.43" (11mm) of precipitation.

In Westport, Washington, during July, the rain falls for 7.3 days and regularly aggregates up to 0.43" (11mm) of precipitation.

In Westport, snow does not fall in April through October and December.

July is the month with the warmest seawater, with an average ocean temperature of 57.7°F (14.3°C).

In Westport, in July, the average water temperature is 57.7°F (14.3°C). Swimming in 57.7°F (14.3°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

In July, the average day length in Westport, Washington, is 15h and 26min.

In July, on the first day of the month, sunrise is at 5:26 am and sunset at 9:14 pm. On the last day of the month, in Westport, Washington, sunrise is at 5:56 am and sunset at 8:49 pm PDT.

July has the most sunshine of the year, with an average of 10h of sunshine.

In Westport, the average sunshine duration in July is 10h.

May through September, with an average maximum UV index of 4, are months with the highest UV index in Westport.

In July, the average daily maximum UV index in Westport, Washington, is 4. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

64°F

68.5°F

69.4°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.1mph

7mph

6.3mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

11.3

7.3

6.7

Average snowfall

Average snowfall days

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

15.6

21.3

21.4

Average UV index

Average cloud cover

Average visibility

Average temperature in July
Westport, WA

Average high temperature in July: 68.5°F

The warmest month (with the highest average high temperature) is August (69.4°F).
The month with the lowest average high temperature is December (45.1°F).

Average low temperature in July: 51.4°F

The month with the highest average low temperature is August (52°F).
The coldest month (with the lowest average low temperature) is December (37.6°F).

Average pressure in July
Westport, WA

Average pressure in July: 30.08"Hg

The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).

Average wind speed in July
Westport, WA

Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is September (5.3mph).

Average humidity in July
Westport, WA

Average humidity in July: 79%

The months with the highest relative humidity are November and December (87%).
The month with the lowest relative humidity is July (79%).

Average rainfall in July
Westport, WA

Average rainfall in July: 0.43"

The wettest month (with the highest rainfall) is December (7.99").
The driest month (with the least rainfall) is July (0.43").

Average rainfall days in July
Westport, WA

Average rainfall days in July: 7.3 days

The month with the highest number of rainy days is March (21.8 days).
The month with the least rainy days is August (6.7 days).

Average snowfall in July
Westport, WA

Average snowfall in July: 0"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").

Average snowfall days in July
Westport, WA

Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).

Average sea temperature in July
Westport, WA

Average sea temperature in July: 57.7°F

The best month for swimming (with the highest average sea temperature) is July (57.7°F).
The coldest month (with the lowest average sea temperature) is February (47.6°F).

Average daylight in July /
Average sunshine in July
Westport, WA

Average daylight in July: 15h and 24min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

Average sunshine in July: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in July
Westport, WA

Average sunshine days in July: 21.3 days

The month with the most sunshine days is August (21.4 days).
The months with the least sunshine days are February and November (8 days).

Average UV index in July
Westport, WA

Average UV index in July: 4

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).