July weather forecast
Cosmopolis, WA

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Weather in July

July is a pleasant summer month in Cosmopolis, Washington, with temperature in the range of an average high of 70.3°F (21.3°C) and an average low of 50.5°F (10.3°C).

Temperature

A slight uplift of average high-temperatures is noted in July, with temperatures adjusting from a comfortable 64.9°F (18.3°C) in June to a pleasant 70.3°F (21.3°C). Cosmopolis records an average nighttime low-temperature of 50.5°F (10.3°C) throughout July.

Humidity

The least humid month is July, with an average relative humidity of 78%.

Rainfall

The months with the least rainfall are July and August Rain falls for 4.5 days and accumulates 0.12" (3mm) of rain.

Snowfall

In Cosmopolis, snow does not fall in April through December.

Daylight

In Cosmopolis, the average length of the day in July is 15h and 26min.
On the first day of July, sunrise is at 5:24 am and sunset at 9:13 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:48 pm PDT.

Sunshine

With an average of 10.1h of sunshine, July has the most sunshine of the year.

UV index

July is the month with the highest UV index, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, the maximum UV index of 5 translates into these guidelines:
Take precautions - Protection against sun damage is advised. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average July temperature?

Cosmopolis in July has an average high-temperature of 70.3°F (21.3°C) and an average low-temperature of 50.5°F (10.3°C).

What is the least humid month?

With an average relative humidity of 78%, July is the least humid month.

What is the average humidity in July?

In Cosmopolis, the average relative humidity in July is 78%.

What is the driest month?

July and August are months with the least rain when the rain falls for 4.5 days and typically aggregates up to 0.12" (3mm) of rain.

How much does it rain in July?

In Cosmopolis, in July, it is raining for 4.5 days, with typically 0.12" (3mm) of accumulated precipitation.

When it does not snow?

In Cosmopolis, snow does not fall in April through December.

How many hours of daylight does Cosmopolis have in July?

In Cosmopolis, the average day length in July is 15h and 26min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:24 am and sunset at 9:13 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:48 pm PDT.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.1h of sunshine.

How long on average sun shines in July?

The average sunshine duration in July is 10.1h.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 5.

What is the UV index reading in July?

In Cosmopolis, the average daily maximum UV index in July is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Cosmopolis, WA

Average temperature in July - Cosmopolis, WA
  • Average high temperature in July: 70.3°F

The warmest month (with the highest average high temperature) is August (71.4°F).
The month with the lowest average high temperature is December (44.2°F).

  • Average low temperature in July: 50.5°F

The month with the highest average low temperature is August (51.1°F).
The coldest month (with the lowest average low temperature) is December (36.5°F).

Average pressure in July
Cosmopolis, WA

Average pressure in July - Cosmopolis, WA
  • Average pressure in July: 30.08"Hg

The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).

Average wind speed in July
Cosmopolis, WA

Average wind speed in July - Cosmopolis, WA
  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is January (7mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).

Average humidity in July
Cosmopolis, WA

Average humidity in July - Cosmopolis, WA
  • Average humidity in July: 78%

The months with the highest relative humidity are November and December (88%).
The month with the lowest relative humidity is July (78%).

Average rainfall in July
Cosmopolis, WA

Average rainfall in July - Cosmopolis, WA
  • Average rainfall in July: 0.12"

The wettest month (with the highest rainfall) is January (1.93").
The driest months (with the least rainfall) are July and August (0.12").

Average rainfall days in July
Cosmopolis, WA

Average rainfall days in July - Cosmopolis, WA
  • Average rainfall days in July: 4.5 days

The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is August (3.2 days).

Average snowfall in July
Cosmopolis, WA

Average snowfall in July - Cosmopolis, WA
  • Average snowfall in July: 0"

The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

Average snowfall days in July
Cosmopolis, WA

Average snowfall days in July - Cosmopolis, WA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (1.3 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
Cosmopolis, WA

Average daylight in July / Average sunshine in July - Cosmopolis, WA
  • Average daylight in July: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in July
Cosmopolis, WA

Average sunshine days in July - Cosmopolis, WA
  • Average sunshine days in July: 24.9 days

The month with the most sunshine days is August (25.4 days).
The months with the least sunshine days are February and March (14.1 days).

Average UV index in July
Cosmopolis, WA

Average UV index in July - Cosmopolis, WA
  • Average UV index in July: 5

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

Average cloud cover in July
Cosmopolis, WA

Average cloud cover in July - Cosmopolis, WA
  • Average cloud cover in July: 37

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in July
Cosmopolis, WA

Average visibility in July - Cosmopolis, WA
  • Average visibility in July: 4mi

The months with the highest visibility are February, March, April, May, June and November (5mi).
The months with the lowest visibility are January, July, August, September, October and December (4mi).

Cosmopolis, Washington, USA

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