July weather forecast
Prospect, OR

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Weather in July

July in Prospect, Oregon, is a warm summer month, with an average temperature ranging between max 81°F (27.2°C) and min 47.8°F (8.8°C).

Temperature

July's onset brings a rise in the average high-temperature, moving from an agreeable 70.3°F (21.3°C) in June to a warm 81°F (27.2°C). Despite soaring daytime temperatures, Prospect registers a consistent average low-temperature of 47.8°F (8.8°C) in July.

Heat index

July's heat index is appraised at 82.4°F (28°C). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.
Research indicates the heat index considers values in shaded locales and with light winds. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

The average relative humidity in July is 62%.

Rainfall

July is the month with the least rainfall. Rain falls for 3.8 days and accumulates 0.24" (6mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

In July, the average length of the day is 14h and 57min.
On the first day of July, sunrise is at 5:36 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:31 pm PDT.

Sunshine

With an average of 11.9h of sunshine, July has the most sunshine of the year.

UV index

The month with the highest UV index in Prospect, Oregon, is July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in July interprets into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average July temperature?

July temperatures vary between a high-temperature of 81°F (27.2°C) and a low-temperature of 47.8°F (8.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in July is appraised at 82.4°F (28°C).

What is the average humidity in July?

The average relative humidity in July is 62%.

What is the driest month?

July is the month with the least rainfall. Rain falls for 3.8 days and accumulates 0.24" (6mm) of precipitation.

How much does it rain in July?

In July, the rain falls for 3.8 days. Throughout July, 0.24" (6mm) of precipitation is accumulated.

When it does not snow in Prospect?

In Prospect, snow does not fall in June through October.

How many hours of daylight does Prospect have in July?

The average day length in July is 14h and 57min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:36 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:31 pm PDT.

What month has the most sunshine?

With an average of 11.9h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does Prospect have in July?

The average sunshine duration in July is 11.9h.

What is the month with the highest UV index?

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

What is the UV index reading in July?

In July, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Prospect, OR

Average temperature in July - Prospect, OR
  • Average high temperature in July: 81°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (42.8°F).

  • Average low temperature in July: 47.8°F

The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (28.6°F).

Average pressure in July
Prospect, OR

Average pressure in July - Prospect, OR
  • Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).

Average wind speed in July
Prospect, OR

Average wind speed in July - Prospect, OR
  • Average wind speed in July: 4.2mph

The windiest month (with the highest average wind speed) is January (5mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).

Average humidity in July
Prospect, OR

Average humidity in July - Prospect, OR
  • Average humidity in July: 62%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (60%).

Average rainfall in July
Prospect, OR

Average rainfall in July - Prospect, OR
  • Average rainfall in July: 0.24"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is July (0.24").

Average rainfall days in July
Prospect, OR

Average rainfall days in July - Prospect, OR
  • Average rainfall days in July: 3.8 days

The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is July (3.8 days).

Average snowfall in July
Prospect, OR

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

The month with the highest snowfall is February (6.77").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in July
Prospect, OR

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

The month with the highest number of snowfall days is February (6.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Prospect, OR
  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in July
Prospect, OR

Average sunshine days in July - Prospect, OR
  • Average sunshine days in July: 25.7 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (10 days).

Average UV index in July
Prospect, OR

Average UV index in July - Prospect, 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, March, November and December (UV index 2).

Average cloud cover in July
Prospect, OR

Average cloud cover in July - Prospect, OR
  • Average cloud cover in July: 14

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in July
Prospect, OR

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

The months with the highest visibility are July, August and September (6mi).
The month with the lowest visibility is December (4mi).

Prospect, Oregon, USA

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