July weather forecast
Stevenson, WA

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Weather in July

July in Stevenson, Washington, is a moderately hot summer month, with an average temperature ranging between min 48°F (8.9°C) and max 75.9°F (24.4°C).

Temperature

The average high-temperature increases in July, moving from a refreshing 66.7°F (19.3°C) in June to a warm 75.9°F (24.4°C). Nighttime in July brings a stark departure from the daily high, resting at an average low-temperature of 48°F (8.9°C).

Humidity

The months with the lowest humidity in Stevenson are July and August, with an average relative humidity of 66%.

Rainfall

The month with the least rainfall is July, when the rain falls for 5.2 days and typically collects 0.31" (8mm) of precipitation.

Snowfall

In Stevenson, snow does not fall in May through October.

Daylight

The average length of the day in July in Stevenson is 15h and 17min.
On the first day of the month, sunrise is at 5:22 am and sunset at 9:00 pm. On the last day of July, sunrise is at 5:50 am and sunset at 8:37 pm PDT.

Sunshine

The months with the most sunshine in Stevenson are July and August, with an average of 11.1h of sunshine.

UV index

The months with the highest UV index are June and July, 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 the ordinary person.
Note: The maximum UV index of 5 during July leads to these instructions:
Take precautions - Protection against skin and eye damage is obliged. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are July temperatures in Stevenson?

The high-temperature, in July, in Stevenson, records 75.9°F (24.4°C), while the low-temperature is 48°F (8.9°C).

What is the least humid month in Stevenson?

July and August, with an average relative humidity of 66%, are the least humid months in Stevenson, Washington.

What is the average humidity in July in Stevenson?

In July, the average relative humidity is 66%.

What is the driest month in Stevenson?

July is the month with the least rainfall in Stevenson, Washington. Rain falls for 5.2 days and accumulates 0.31" (8mm) of precipitation.

How many days does it rain in July in Stevenson?

In Stevenson, Washington, in July, it is raining for 5.2 days, with typically 0.31" (8mm) of accumulated precipitation.

When it does not snow in Stevenson?

May through October are months without snowfall in Stevenson.

What is the average length of the day in July in Stevenson?

The average day length in July in Stevenson is 15h and 17min.

What time are sunrise and sunset in July in Stevenson?

In July, on the first day of the month, sunrise is at 5:22 am and sunset at 9:00 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:37 pm PDT.

What is the month with the most sunshine in Stevenson?

July and August, with an average of 11.1h of sunshine, are months with the most sunshine in Stevenson.

How long on average sun shines in July in Stevenson?

The average sunshine duration in July in Stevenson is 11.1h.

What are the months with the highest UV index in Stevenson?

The months with the highest UV index in Stevenson, Washington, are June and July, with an average maximum UV index of 5.

What is the UV index reading in July in Stevenson?

In Stevenson, Washington, the average daily maximum UV index in July is 5. A UV Index reading of 3 to 5 represents 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
Stevenson, WA

Average temperature in July - Stevenson, WA
  • Average high temperature in July: 75.9°F

The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in July: 48°F

The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (27.7°F).

Average pressure in July
Stevenson, WA

Average pressure in July - Stevenson, WA
  • Average pressure in July: 30.01"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).

Average wind speed in July
Stevenson, WA

Average wind speed in July - Stevenson, WA
  • Average wind speed in July: 4.7mph

The windiest month (with the highest average wind speed) is January (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in July
Stevenson, WA

Average humidity in July - Stevenson, WA
  • Average humidity in July: 66%

The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July and August (66%).

Average rainfall in July
Stevenson, WA

Average rainfall in July - Stevenson, WA
  • Average rainfall in July: 0.31"

The wettest month (with the highest rainfall) is January (7.48").
The driest month (with the least rainfall) is July (0.31").

Average rainfall days in July
Stevenson, WA

Average rainfall days in July - Stevenson, WA
  • Average rainfall days in July: 5.2 days

The month with the highest number of rainy days is March (21.7 days).
The month with the least rainy days is August (5 days).

Average snowfall in July
Stevenson, WA

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

The month with the highest snowfall is January (4.33").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Stevenson, WA

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

The month with the highest number of snowfall days is February (4.4 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
Stevenson, WA

Average daylight in July / Average sunshine in July - Stevenson, 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 48min).

  • Average sunshine in July: 11h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

Average sunshine days in July
Stevenson, WA

Average sunshine days in July - Stevenson, WA
  • Average sunshine days in July: 23.4 days

The month with the most sunshine days is August (24 days).
The month with the least sunshine days is February (7.1 days).

Average UV index in July
Stevenson, WA

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

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in July
Stevenson, WA

Average cloud cover in July - Stevenson, WA
  • Average cloud cover in July: 24

The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in July
Stevenson, WA

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

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

Stevenson, Washington, USA

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