July weather forecast
Jefferson, OR

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Weather in July

July in Jefferson, Oregon, is a warm summer month, with temperature in the range of an average high of 79.9°F (26.6°C) and an average low of 51.4°F (10.8°C).

Temperature

In Jefferson, the average high-temperature in July slightly increases from a pleasant 71.4°F (21.9°C) in June to a warm 79.9°F (26.6°C). Jefferson sees a major change from daytime highs, with the nighttime temperature dipping to a cool 51.4°F (10.8°C) on average during July.

Humidity

In Jefferson, the average relative humidity in July is 68%.

Rainfall

July is the month with the least rainfall in Jefferson. Rain falls for 4 days and accumulates 0.24" (6mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in July is 15h and 10min.
On the first day of the month, sunrise is at 5:30 am and sunset at 9:01 pm. On the last day of July, sunrise is at 5:58 am and sunset at 8:38 pm PDT.

Sunshine

In Jefferson, the average sunshine in July is 11h.

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 exposure to the Sun's UV rays for the average person.
Note: An average UV index of 6 in July transforms into this advice:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What are July temperatures in Jefferson?

In Jefferson, in July, the average high-temperature is 79.9°F (26.6°C), and the average low-temperature is 51.4°F (10.8°C).

What is the average humidity in July in Jefferson?

In Jefferson, the average relative humidity in July is 68%.

What is the driest month in Jefferson?

The month with the least rainfall in Jefferson is July, when the rain falls for 4 days and typically collects 0.24" (6mm) of precipitation.

How much does it rain in Jefferson in July?

In July, in Jefferson, the rain falls for 4 days. Throughout July, 0.24" (6mm) of precipitation is accumulated.

When it does not snow in Jefferson?

April through October are months without snowfall in Jefferson, Oregon.

How many hours of daylight does Jefferson have in July?

In Jefferson, Oregon, the average day length in July is 15h and 10min.

What time are sunrise and sunset in July in Jefferson?

On the first day of July in Jefferson, Oregon, sunrise is at 5:30 am and sunset at 9:01 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:38 pm PDT.

How long on average sun shines in July in Jefferson?

In July, the average sunshine duration is 11h.

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

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

How high is the UV index in July in Jefferson?

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 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
Jefferson, OR

Average temperature in July - Jefferson, OR
  • Average high temperature in July: 79.9°F

The warmest month (with the highest average high temperature) is August (81.9°F).
The month with the lowest average high temperature is December (45.5°F).

  • Average low temperature in July: 51.4°F

The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is December (34.5°F).

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Average pressure in July
Jefferson, OR

Average pressure in July - Jefferson, 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).

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Average wind speed in July
Jefferson, OR

Average wind speed in July - Jefferson, OR
  • Average wind speed in July: 4.3mph

The windiest month (with the highest average wind speed) is March (5.1mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in July
Jefferson, OR

Average humidity in July - Jefferson, OR
  • Average humidity in July: 68%

The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is August (66%).

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Average rainfall in July
Jefferson, OR

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

The wettest month (with the highest rainfall) is December (3.98").
The driest month (with the least rainfall) is July (0.24").

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Average rainfall days in July
Jefferson, OR

Average rainfall days in July - Jefferson, OR
  • Average rainfall days in July: 4 days

The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is August (3.9 days).

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Average snowfall in July
Jefferson, OR

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

The month with the highest snowfall is February (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Jefferson, OR

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

The month with the highest number of snowfall days is February (1.9 days).
The 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
Jefferson, OR

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in July: 11h and 0min

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

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Average sunshine days in July
Jefferson, OR

Average sunshine days in July - Jefferson, 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 (9 days).

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Average UV index in July
Jefferson, OR

Average UV index in July - Jefferson, 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).

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Average cloud cover in July
Jefferson, OR

Average cloud cover in July - Jefferson, OR
  • Average cloud cover in July: 23

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
Jefferson, OR

Average visibility in July - Jefferson, 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 February (4mi).

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Jefferson, Oregon, USA

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