July weather forecast
Harbor, OR

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Weather in July

July is an agreeable summer month in Harbor, Oregon, with an average temperature varying between 55°F (12.8°C) and 68.5°F (20.3°C).

Temperature

July and August mark Harbor's peak of temperatures, averaging a high-temperature of 68.5°F (20.3°C).

Humidity

July and September, with an average relative humidity of 76%, are the least humid months in Harbor.

Rainfall

July is the month with the least rainfall. Rain falls for 2.2 days and accumulates 0.12" (3mm) of precipitation.

Snowfall

January, March through December are months without snowfall in Harbor.

Ocean temperature

July is the month with the warmest seawater, with an average ocean temperature of 53.6°F (12°C).
Note: With an efficient thermal swimsuit, one can navigate 53.6°F (12°C) even if it's colder than 50°F (10°C); otherwise, rapid cold shock and breathlessness might set in. Barely wading at 55.4°F (13°C) feels chilly.

Daylight

In July, the average length of the day is 14h and 53min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:56 pm. On the last day of July, sunrise is at 6:10 am and sunset at 8:36 pm PDT.

Sunshine

With an average of 11.8h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In July, the maximum UV index of 5 suggests these recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

The peak of Harbor's temperatures is noted during July and August, averaging a high-temperature of 68.5°F (20.3°C).

What are July temperatures?

The average high-temperature and low-temperature during July are 68.5°F (20.3°C) and 55°F (12.8°C) respectively.

What are the least humid months?

July and September, with an average relative humidity of 76%, are the least humid months.

What is the average humidity in July?

In Harbor, the average relative humidity in July is 76%.

What is the driest month?

July is the month with the least rainfall. Rain falls for 2.2 days and accumulates 0.12" (3mm) of precipitation.

How much does it rain in July?

In July, in Harbor, the rain falls for 2.2 days. Throughout July, 0.12" (3mm) of precipitation is accumulated.

When it does not snow?

In Harbor, snow does not fall in January, March through December.

When is the ocean warmest?

July is the month with the warmest seawater, with an average ocean temperature of 53.6°F (12°C).

What is the water temperature in July in Harbor?

In July, the average ocean temperature is 53.6°F (12°C). Swimming in 53.6°F (12°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in July?

In Harbor, the average day length in July is 14h and 53min.

When are sunrise and sunset in July?

On the first day of July in Harbor, sunrise is at 5:45 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:36 pm PDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 11.8h of sunshine.

How long on average sun shines in July?

In July, the average sunshine duration is 11.8h.

When is the highest UV index?

June through August, with an average maximum UV index of 5, are months with the highest UV index.

How high is the UV index in July?

The average daily maximum UV index in July is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Harbor, OR

Average temperature in July - Harbor, OR
  • Average high temperature in July: 68.5°F

The warmest months (with the highest average high temperature) are July and August (68.5°F).
The month with the lowest average high temperature is December (50.9°F).

  • Average low temperature in July: 55°F

The month with the highest average low temperature is July (55°F).
The coldest month (with the lowest average low temperature) is February (43°F).

Average pressure in July
Harbor, OR

Average pressure in July - Harbor, OR
  • Average pressure in July: 30.02"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are August and September (30"Hg).

Average wind speed in July
Harbor, OR

Average wind speed in July - Harbor, OR
  • Average wind speed in July: 9.1mph

The windiest month (with the highest average wind speed) is June (10.1mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).

Average humidity in July
Harbor, OR

Average humidity in July - Harbor, OR
  • Average humidity in July: 76%

The month with the highest relative humidity is March (82%).
The months with the lowest relative humidity are July and September (76%).

Average rainfall in July
Harbor, OR

Average rainfall in July - Harbor, OR
  • Average rainfall in July: 0.12"

The wettest month (with the highest rainfall) is December (8.11").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in July
Harbor, OR

Average rainfall days in July - Harbor, OR
  • Average rainfall days in July: 2.2 days

The month with the highest number of rainy days is March (18.6 days).
The month with the least rainy days is July (2.2 days).

Average snowfall in July
Harbor, OR

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

The month with the highest snowfall is February (0.71").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in July
Harbor, OR

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

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

Average sea temperature in July
Harbor, OR

Average sea temperature in July - Harbor, OR
  • Average sea temperature in July: 53.5°F

The best month for swimming (with the highest average sea temperature) is July (53.5°F).
The coldest months (with the lowest average sea temperature) are January, February and April (50.8°F).

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

Average daylight in July / Average sunshine in July - Harbor, OR
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in July
Harbor, OR

Average sunshine days in July - Harbor, OR
  • Average sunshine days in July: 28.3 days

The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is March (11 days).

Average UV index in July
Harbor, OR

Average UV index in July - Harbor, OR
  • Average UV index in July: 5

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 2).

Average cloud cover in July
Harbor, OR

Average cloud cover in July - Harbor, OR
  • Average cloud cover in July: 9

The months with the most cloud cover are January and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 9).

Average visibility in July
Harbor, OR

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

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

Harbor, Oregon, USA

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