July weather forecast and climate
Salem, OR

An evening shot of the leafy town of Salem in Oregon
An evening shot of the leafy town of Salem in Oregon

Weather in July

July is a moderately hot summer month in Salem, Oregon, with average temperature varying between 80.8°F (27.1°C) and 52.3°F (11.3°C).

Temperature

In July, the average high-temperature slightly increases, from a pleasant 72.3°F (22.4°C) in June, to a warm 80.8°F (27.1°C). The average low-temperature, in Salem, is 52.3°F (11.3°C).

Heat index

In July, the average heat index is evaluated at 83.8°F (28.8°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'feels like', or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, clothing, pregnancy). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in July is 67%.

Rainfall

July is the month with the least rainfall. Rain falls for 3.9 days and accumulates 0.28" (7mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In July, the average length of the day is 15.2h.

Sunshine

The average sunshine in Salem is 10.9h.

UV index

With an average maximum UV index of 6, July is the month with the highest UV index in Salem. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the UV radiation for the average person.
Note: In July, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in July in Salem?

The average high-temperature, in July, in Salem, is 80.8°F (27.1°C), while the average low-temperature is 52.3°F (11.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), that combines both air temperature and relative humidity, in July is appraised at 83.8°F (28.8°C).

What is the average humidity in July in Salem?

The average relative humidity in July in Salem is 67%.

How much does it rain in Salem in July?

In July, the rain falls for 3.9 days. Throughout July, 0.28" (7mm) of precipitation is accumulated.

What is the driest month in Salem?

The month with the least rainfall in Salem, Oregon, is July when the rain falls for 3.9 days and typically collects 0.28" (7mm) of precipitation.

When it does not snow in Salem?

April through October are months without snowfall in Salem.

How many hours of daylight does Salem have in July?

In Salem, the average length of the day in July is 15.2h.

How long on average sun shines in July in Salem?

In Salem, Oregon, the average sunshine in July is 10.9h.

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

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

How high is the UV index in July in Salem?

The average daily maximum UV index in July in Salem is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in July
Salem, OR

Average temperature in July - Salem, OR
  • Average high temperature in July: 80.8°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (45.5°F).

  • Average low temperature in July: 52.3°F

The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is December (34.5°F).

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Average pressure in July
Salem, OR

Average pressure in July - Salem, OR
  • Average pressure in July: 30.04"

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

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Average wind speed in July
Salem, OR

Average wind speed in July - Salem, OR
  • Average wind speed in July: 4.4mph

The windiest months (with the highest average wind speed) are January, March and November (5.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in July
Salem, OR

Average humidity in July - Salem, OR
  • Average humidity in July: 67%

Months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is August (65%).

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Average rainfall in July
Salem, OR

Average rainfall in July - Salem, OR
  • Average rainfall in July: 0.28"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in July
Salem, OR

Average rainfall days in July - Salem, OR
  • Average rainfall days in July: 3.9 days

The month with the highest number of rainy days is March (19.6 days).
The month with the least rainy days is July (3.9 days).

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Average snowfall in July
Salem, OR

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

The month with the highest snowfall is February (1.18").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Salem, OR

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

The month with the highest number of snowfall days is February (1.8 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Salem, OR
  • Average daylight in July: 15.2h

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

  • Average sunshine in July: 10.9h

The month with the most sunshine is August (Average sunshine: 11h).
The month with the least sunshine is February (Average sunshine: 4.2h).

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Average sunshine days in July
Salem, OR

Average sunshine days in July - Salem, OR
  • Average sunshine days in July: 26.3 days

The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is March (8.8 days).

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Average UV index in July
Salem, OR

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

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in July
Salem, OR

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

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in July
Salem, OR

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

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

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