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
Entering July, Lake Oswego notices a subtle temperature elevation, with the average high-temperature advancing from June's pleasant 72.1°F (22.3°C) to a warm 80.8°F (27.1°C). From the heights of the July heat, Lake Oswego records a mean nighttime low of 52.3°F (11.3°C).Heat index
For July, the heat index is appraised at 84.2°F (29°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.It is important to note that the heat index values are for shaded areas and light wind scenarios. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
Humidity
In Lake Oswego, Oregon, the average relative humidity in July is 64%.Rainfall
The month with the least rainfall is July, when the rain falls for 4.8 days and typically collects 0.31" (8mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Lake Oswego, the average length of the day in July is 15h and 15min.On the first day of the month, sunrise is at 5:26 am and sunset at 9:02 pm. On the last day of July, sunrise is at 5:54 am and sunset at 8:39 pm PDT.
Sunshine
In July, the average sunshine is 10.9h.UV index
July is the month with the highest UV index, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: A maximum UV index of 6 in July translates into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average July temperature?
What is the average humidity in July?
What is the driest month?
How much does it rain in July?
When it does not snow?
What is the average length of the day in July?
When are sunrise and sunset in July?
How many hours of sunshine does Lake Oswego have in July?
When is the highest UV index in Lake Oswego?
What is the UV index reading in July?
Average temperature in July
Lake Oswego, OR
- Average high temperature in July: 80.8°F
The warmest month (with the highest average high temperature) is August (81.7°F).
The month with the lowest average high temperature is December (44.4°F).
- Average low temperature in July: 52.3°F
The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is December (34.7°F).
Average pressure in July
Lake Oswego, OR
- Average pressure in July: 30.03"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in July
Lake Oswego, OR
- Average wind speed in July: 4mph
The windiest month (with the highest average wind speed) is January (6mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in July
Lake Oswego, OR
- Average humidity in July: 64%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (63%).
Average rainfall in July
Lake Oswego, 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
Lake Oswego, OR
- Average rainfall days in July: 4.8 days
The month with the highest number of rainy days is March (20.4 days).
The month with the least rainy days is July (4.8 days).
Average snowfall in July
Lake Oswego, OR
- Average snowfall in July: 0"
The month with the highest snowfall is March (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in July
Lake Oswego, 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 May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Lake Oswego, OR
- Average daylight in July: 15h and 2min
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 12min).
Average sunshine days in July
Lake Oswego, OR
- Average sunshine days in July: 23.9 days
The month with the most sunshine days is July (23.9 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in July
Lake Oswego, 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
Lake Oswego, OR
- Average cloud cover in July: 25
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in July
Lake Oswego, OR
- Average visibility in July: 6mi
The months with the highest visibility are July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, June, November and December (5mi).
Lake Oswego, Oregon, USA
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