July weather forecast
Tualatin, OR

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Weather in July

July is in the heart of summer with Tualatin experiencing its year-long peak temperature, warming up to 80.6°F (27°C). The city enjoys the highest level of sunshine and day length during this month, causing locals and tourists to flock to outdoor locations. Concurrently, July showcases the driest season within the region, with rainfall measuring a scanty 0.31" (8mm). Eye protection and sunblock are key necessities as the UV index peaks at 6. As July concludes, the heat slightly intensifies, and humidity levels continue to stay low.

Temperature

In July, the average high-temperature marginally rises from a pleasant 72.7°F (22.6°C) in June to a moderately hot 80.6°F (27°C). Tualatin in July observes a substantial swing from the daily highs, with average nighttime temperatures of 53.2°F (11.8°C).

Heat index

July's mean heat index is evaluated at 82.4°F (28°C). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.
For clarity, heat index numbers account for light winds and areas under shade. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

The average relative humidity in July is 65%.

Rainfall

July is the month with the least rainfall. Rain falls for 5 days and accumulates 0.31" (8mm) of precipitation.

Snowfall

In Tualatin, Oregon, snow does not fall in April through October.

Daylight

In July, the average length of the day is 15h and 15min.
On the first day of July, sunrise is at 5:27 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:39 pm PDT.

Sunshine

In Tualatin, the average sunshine in July is 10.9h.

UV index

July is the month with the highest UV index in Tualatin, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: A daily maximum UV index of 6 in July translates into the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

What are July temperatures?

In July, in Tualatin, the average high-temperature is 80.6°F (27°C), and the average low-temperature is 53.2°F (11.8°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 82.4°F (28°C).

What is the average humidity in July?

In Tualatin, the average relative humidity in July is 65%.

What is the driest month?

The month with the least rainfall is July, when the rain falls for 5 days and typically collects 0.31" (8mm) of precipitation.

How much does it rain in July?

In Tualatin, in July, it is raining for 5 days, with typically 0.31" (8mm) of accumulated precipitation.

When it does not snow?

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

What is the average length of the day in July?

The average day length in July is 15h and 15min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:27 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:39 pm PDT.

How long on average sun shines in July?

In July, the average sunshine duration is 10.9h.

What is the month with the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 6.

How high is the UV index in July in Tualatin?

The average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
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
Tualatin, OR

Average temperature in July - Tualatin, OR
  • Average high temperature in July: 80.6°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (44.1°F).

  • Average low temperature in July: 53.2°F

The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (34.5°F).

Average pressure in July
Tualatin, OR

Average pressure in July - Tualatin, OR
  • Average pressure in July: 30.04"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in July
Tualatin, OR

Average wind speed in July - Tualatin, OR
  • Average wind speed in July: 4.1mph

The windiest month (with the highest average wind speed) is January (5.5mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in July
Tualatin, OR

Average humidity in July - Tualatin, OR
  • Average humidity in July: 65%

The months with the highest relative humidity are January, February and December (84%).
The month with the lowest relative humidity is August (63%).

Average rainfall in July
Tualatin, OR

Average rainfall in July - Tualatin, OR
  • Average rainfall in July: 0.31"

The wettest month (with the highest rainfall) is December (4.57").
The driest month (with the least rainfall) is July (0.31").

Average rainfall days in July
Tualatin, OR

Average rainfall days in July - Tualatin, OR
  • Average rainfall days in July: 5 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (4.8 days).

Average snowfall in July
Tualatin, OR

Average snowfall in July - Tualatin, OR
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.57").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Tualatin, OR

Average snowfall days in July - Tualatin, OR
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
Tualatin, OR

Average daylight in July / Average sunshine in July - Tualatin, OR
  • Average daylight in July: 15h and 1min

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

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

Average sunshine days in July
Tualatin, OR

Average sunshine days in July - Tualatin, OR
  • Average sunshine days in July: 25 days

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is February (8.6 days).

Average UV index in July
Tualatin, OR

Average UV index in July - Tualatin, OR
  • Average UV index in July: 6

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 July
Tualatin, OR

Average cloud cover in July - Tualatin, OR
  • Average cloud cover in July: 24

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in July
Tualatin, OR

Average visibility in July - Tualatin, OR
  • Average visibility in July: 6mi

The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (5mi).

Tualatin, Oregon, USA

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