July weather forecast
Onalaska, WA

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Weather in July

July is a moderately hot summer month in Onalaska, Washington, with an average temperature ranging between min 47.3°F (8.5°C) and max 75.7°F (24.3°C).

Temperature

The shift from June to July is marked by a slight increase in the average high-temperature, moving from an agreeable 68.9°F (20.5°C) to a warm 75.7°F (24.3°C). A noticeable downturn in temperature characterizes the July nights, averaging at a frosty 47.3°F (8.5°C).

Humidity

July is the least humid month in Onalaska, Washington, with an average relative humidity of 73%.

Rainfall

The months with the least rainfall in Onalaska are July and August Rain falls for 6.4 days and accumulates 0.39" (10mm) of rain.

Snowfall

In Onalaska, snow does not fall in April through October.

Daylight

In Onalaska, the average length of the day in July is 15h and 23min.
On the first day of July, sunrise is at 5:22 am and sunset at 9:07 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:42 pm PDT.

Sunshine

The average sunshine in July in Onalaska is 10h.

UV index

July is the month with the highest UV index in Onalaska, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 5 in July translates into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. To protect against the Sun's most potent rays, avoid direct exposure around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in July in Onalaska?

An average high-temperature, in July, in Onalaska, is 75.7°F (24.3°C) and the average low-temperature is 47.3°F (8.5°C).

What is the least humid month in Onalaska?

With an average relative humidity of 73%, July is the least humid month in Onalaska.

What is the average humidity in July in Onalaska?

In Onalaska, Washington, the average relative humidity in July is 73%.

What is the driest month in Onalaska?

July and August are months with the least rain when the rain falls for 6.4 days and typically aggregates up to 0.39" (10mm) of rain.

How much does it rain in Onalaska in July?

In July, in Onalaska, Washington, the rain falls for 6.4 days. Throughout July, 0.39" (10mm) of precipitation is accumulated.

When it does not snow in Onalaska?

In Onalaska, Washington, snow does not fall in April through October.

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

The average day length in July in Onalaska, Washington, is 15h and 23min.

When is the sunrise / sunset in July in Onalaska?

In July, on the first day of the month, sunrise is at 5:22 am and sunset at 9:07 pm. On the last day of the month, in Onalaska, Washington, sunrise is at 5:51 am and sunset at 8:42 pm PDT.

How long on average sun shines in July in Onalaska?

The average sunshine duration in July in Onalaska is 10h.

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

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

How high is the UV index in July in Onalaska?

The average daily maximum UV index in July is 5. A UV Index reading of 3 to 5 represents 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
Onalaska, WA

Average temperature in July - Onalaska, WA
  • Average high temperature in July: 75.7°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 (42.3°F).

  • Average low temperature in July: 47.3°F

The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (32.4°F).

Average pressure in July
Onalaska, WA

Average pressure in July - Onalaska, WA
  • Average pressure in July: 30.05"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in July
Onalaska, WA

Average wind speed in July - Onalaska, WA
  • Average wind speed in July: 3.8mph

The windiest month (with the highest average wind speed) is January (4.8mph).
The calmest months (with the lowest average wind speed) are August and September (3.5mph).

Average humidity in July
Onalaska, WA

Average humidity in July - Onalaska, WA
  • Average humidity in July: 73%

The months with the highest relative humidity are January, February, November and December (88%).
The month with the lowest relative humidity is July (73%).

Average rainfall in July
Onalaska, WA

Average rainfall in July - Onalaska, WA
  • Average rainfall in July: 0.39"

The wettest month (with the highest rainfall) is January (3.54").
The driest months (with the least rainfall) are July and August (0.39").

Average rainfall days in July
Onalaska, WA

Average rainfall days in July - Onalaska, WA
  • Average rainfall days in July: 6.4 days

The month with the highest number of rainy days is March (19.4 days).
The month with the least rainy days is August (6.1 days).

Average snowfall in July
Onalaska, WA

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

The month with the highest snowfall is January (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Onalaska, WA

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

The month with the highest number of snowfall days is February (3.4 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
Onalaska, WA

Average daylight in July / Average sunshine in July - Onalaska, 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 0min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 42min).

Average sunshine days in July
Onalaska, WA

Average sunshine days in July - Onalaska, WA
  • Average sunshine days in July: 22 days

The month with the most sunshine days is August (22.1 days).
The month with the least sunshine days is February (9 days).

Average UV index in July
Onalaska, WA

Average UV index in July - Onalaska, 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
Onalaska, WA

Average cloud cover in July - Onalaska, WA
  • Average cloud cover in July: 39

The months with the most cloud cover are February and March (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in July
Onalaska, WA

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

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

Onalaska, Washington, USA

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