July weather forecast
Oakville, WA

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Weather in July

July is a moderately hot summer month in Oakville, Washington, with an average temperature ranging between max 76.6°F (24.8°C) and min 48.6°F (9.2°C).

Temperature

A minor escalation in the average high-temperature is seen with the onset of July, moving from a pleasant 69.8°F (21°C) in June to a warm 76.6°F (24.8°C). The average low-temperature of 48.6°F (9.2°C) in July in Oakville represents a significant drop from the daily high.

Humidity

July is the least humid month in Oakville, Washington, with an average relative humidity of 73%.

Rainfall

July is the month with the least rainfall in Oakville, Washington. Rain falls for 6.3 days and accumulates 0.35" (9mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In July, the average length of the day in Oakville is 15h and 25min.
On the first day of the month, sunrise is at 5:23 am and sunset at 9:10 pm. On the last day of July, sunrise is at 5:52 am and sunset at 8:45 pm PDT.

Sunshine

In July, the average sunshine in Oakville is 9.9h.

UV index

June and July, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, a daily UV index of 5 turns into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in July in Oakville?

During July, Oakville experiences an average high-temperature of 76.6°F (24.8°C) and a low-temperature of 48.6°F (9.2°C).

What is the least humid month in Oakville?

The least humid month is July, with an average relative humidity of 73%.

What is the average humidity in July in Oakville?

The average relative humidity in July is 73%.

What is the driest month in Oakville?

July is the month with the least rainfall. Rain falls for 6.3 days and accumulates 0.35" (9mm) of precipitation.

How many days does it rain in July in Oakville?

In Oakville, in July, during 6.3 rainfall days, 0.35" (9mm) of precipitation is typically accumulated.

When it does not snow in Oakville?

In Oakville, snow does not fall in April through October.

How many hours of daylight does Oakville have in July?

In July, the average day length in Oakville is 15h and 25min.

When is the sunrise / sunset in July in Oakville?

In July, on the first day of the month, sunrise is at 5:23 am and sunset at 9:10 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:45 pm PDT.

How long on average sun shines in July in Oakville?

In July, the average sunshine duration in Oakville is 9.9h.

What is the month with the highest UV index in Oakville?

The months with the highest UV index in Oakville, Washington, are June and July, with an average maximum UV index of 5.

How high is the UV index in July in Oakville?

The average daily maximum UV index in July in Oakville is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Oakville, WA

Average temperature in July - Oakville, WA
  • Average high temperature in July: 76.6°F

The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is December (42.6°F).

  • Average low temperature in July: 48.6°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).

Average pressure in July
Oakville, WA

Average pressure in July - Oakville, WA
  • Average pressure in July: 30.06"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 (30.02"Hg).

Average wind speed in July
Oakville, WA

Average wind speed in July - Oakville, WA
  • Average wind speed in July: 4mph

The windiest months (with the highest average wind speed) are January, March and November (4.5mph).
The calmest month (with the lowest average wind speed) is September (3.6mph).

Average humidity in July
Oakville, WA

Average humidity in July - Oakville, WA
  • Average humidity in July: 73%

The month with the highest relative humidity is November (90%).
The month with the lowest relative humidity is July (73%).

Average rainfall in July
Oakville, WA

Average rainfall in July - Oakville, WA
  • Average rainfall in July: 0.35"

The wettest month (with the highest rainfall) is January (3.86").
The driest month (with the least rainfall) is July (0.35").

Average rainfall days in July
Oakville, WA

Average rainfall days in July - Oakville, WA
  • Average rainfall days in July: 6.3 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (5.6 days).

Average snowfall in July
Oakville, WA

Average snowfall in July - Oakville, WA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Oakville, WA

Average snowfall days in July - Oakville, WA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (2.7 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
Oakville, WA

Average daylight in July / Average sunshine in July - Oakville, WA
  • Average daylight in July: 15h and 2min

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: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).

Average sunshine days in July
Oakville, WA

Average sunshine days in July - Oakville, WA
  • Average sunshine days in July: 20.8 days

The month with the most sunshine days is August (20.9 days).
The months with the least sunshine days are February and March (9.3 days).

Average UV index in July
Oakville, WA

Average UV index in July - Oakville, WA
  • Average UV index in July: 5

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 July
Oakville, WA

Average cloud cover in July - Oakville, WA
  • Average cloud cover in July: 38

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 38).

Average visibility in July
Oakville, WA

Average visibility in July - Oakville, WA
  • Average visibility in July: 5mi

The month with the highest visibility is July (5mi).
The months with the lowest visibility are January, February, March, April, May, June, August, September, October, November and December (4mi).

Oakville, Washington, USA

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