July weather forecast
Underwood, WA

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Weather in July

July in Underwood, Washington, is a warm summer month, with an average temperature fluctuating between 78.3°F (25.7°C) and 50.4°F (10.2°C).

Temperature

The average high-temperature increases in July, moving from an agreeable 68.5°F (20.3°C) in June to a warm 78.3°F (25.7°C). Underwood logs a considerable temperature decrease from the daytime highs during the nights in July, with an average reading of 50.4°F (10.2°C).

Humidity

With an average relative humidity of 59%, July is the least humid month in Underwood.

Rainfall

July is the month with the least rainfall. Rain falls for 4.3 days and accumulates 0.28" (7mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in July is 15h and 17min.
On the first day of the month, sunrise is at 5:20 am and sunset at 8:59 pm. On the last day of July, sunrise is at 5:49 am and sunset at 8:35 pm PDT.

Sunshine

July has the most sunshine of the year, with an average of 11.7h of sunshine.

UV index

July is the month with the highest UV index, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In July, the UV index of 6 transforms into the following advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are July temperatures?

In Underwood, 78.3°F (25.7°C) is the average high-temperature and 50.4°F (10.2°C) is the average low-temperature during July.

What is the least humid month?

With an average relative humidity of 59%, July is the least humid month in Underwood, Washington.

What is the average humidity in July in Underwood?

In July, the average relative humidity is 59%.

What is the driest month in Underwood?

The month with the least rainfall is July, when the rain falls for 4.3 days and typically collects 0.28" (7mm) of precipitation.

How many days does it rain in July in Underwood?

In Underwood, Washington, in July, during 4.3 rainfall days, 0.28" (7mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in July?

In July, the average day length is 15h and 17min.

What time are sunrise and sunset in July?

On the first day of July in Underwood, sunrise is at 5:20 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 8:35 pm PDT.

What month has the most sunshine?

With an average of 11.7h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

The average sunshine duration in July is 11.7h.

When is the highest UV index?

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

How high is the UV index in July?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health 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
Underwood, WA

Average temperature in July - Underwood, WA
  • Average high temperature in July: 78.3°F

The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is December (36°F).

  • Average low temperature in July: 50.4°F

The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is December (27°F).

Average pressure in July
Underwood, WA

Average pressure in July - Underwood, WA
  • 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 (29.97"Hg).

Average wind speed in July
Underwood, WA

Average wind speed in July - Underwood, WA
  • Average wind speed in July: 5.8mph

The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).

Average humidity in July
Underwood, WA

Average humidity in July - Underwood, WA
  • Average humidity in July: 59%

The months with the highest relative humidity are February and December (88%).
The month with the lowest relative humidity is July (59%).

Average rainfall in July
Underwood, WA

Average rainfall in July - Underwood, WA
  • Average rainfall in July: 0.28"

The wettest month (with the highest rainfall) is January (5.67").
The driest month (with the least rainfall) is July (0.28").

Average rainfall days in July
Underwood, WA

Average rainfall days in July - Underwood, WA
  • Average rainfall days in July: 4.3 days

The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is August (4.2 days).

Average snowfall in July
Underwood, WA

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

The month with the highest snowfall is February (4.76").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Underwood, WA

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

The month with the highest number of snowfall days is December (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
Underwood, WA

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in July: 11h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in July
Underwood, WA

Average sunshine days in July - Underwood, WA
  • Average sunshine days in July: 25.4 days

The month with the most sunshine days is July (25.4 days).
The month with the least sunshine days is March (8.4 days).

Average UV index in July
Underwood, WA

Average UV index in July - Underwood, WA
  • 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 and November (UV index 1).

Average cloud cover in July
Underwood, WA

Average cloud cover in July - Underwood, WA
  • Average cloud cover in July: 17

The months with the most cloud cover are January and February (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 17).

Average visibility in July
Underwood, WA

Average visibility in July - Underwood, WA
  • Average visibility in July: 6mi

The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (4mi).

Underwood, Washington, USA

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