July weather forecast
Rivergrove, OR

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Weather in July

July in Rivergrove, Oregon, is a moderately hot summer month, with an average temperature varying between 53.2°F (11.8°C) and 80.6°F (27°C).

Temperature

As July arrives, a slight rise in the average high-temperature is observed, moving from an agreeable 72.7°F (22.6°C) in June to a moderately hot 80.6°F (27°C). Rivergrove in July observes a substantial swing from the daily highs, with average nighttime temperatures of 53.2°F (11.8°C).

Heat index

For most parts of July, the heat index is evaluated at 82.4°F (28°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.

Humidity

In July, the average relative humidity is 65%.

Rainfall

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

Snowfall

April through October are months without snowfall.

Daylight

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

Sunshine

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

UV index

With an average maximum UV index of 6, July is the month with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: In July, the maximum UV index of 6 transforms into these recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average July temperature?

Rivergrove in July has an average high-temperature of 80.6°F (27°C) and an average low-temperature of 53.2°F (11.8°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 82.4°F (28°C).

What is the average humidity in July?

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 many days does it rain in July?

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

When it does not snow?

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

How many hours of daylight does Rivergrove have in July?

In Rivergrove, Oregon, the average day length in July is 15h and 15min.

When are sunrise and sunset in July?

On the first day of July in Rivergrove, 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 many hours of sunshine does Rivergrove have 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.

What is the UV index reading in July?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe 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
Rivergrove, OR

Average temperature in July - Rivergrove, 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
Rivergrove, OR

Average pressure in July - Rivergrove, 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
Rivergrove, OR

Average wind speed in July - Rivergrove, 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
Rivergrove, OR

Average humidity in July - Rivergrove, 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
Rivergrove, OR

Average rainfall in July - Rivergrove, 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
Rivergrove, OR

Average rainfall days in July - Rivergrove, 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
Rivergrove, OR

Average snowfall in July - Rivergrove, 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
Rivergrove, OR

Average snowfall days in July - Rivergrove, 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
Rivergrove, OR

Average daylight in July / Average sunshine in July - Rivergrove, 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
Rivergrove, OR

Average sunshine days in July - Rivergrove, 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
Rivergrove, OR

Average UV index in July - Rivergrove, 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
Rivergrove, OR

Average cloud cover in July - Rivergrove, 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
Rivergrove, OR

Average visibility in July - Rivergrove, 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).

Rivergrove, Oregon, USA

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