July weather forecast
Marysville, WA

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Weather in July

Sunny and warm, July stands as the peak of summer and is the warmest month in Marysville, with high temperatures soaring to 72.1°F (22.3°C). The extended hours of daylight paired with longer sunshine hours set the stage for beach outings and barbecues. Rainfall becomes scarce, maintaining the weather dry and comfortable, enhancing the outdoor experience. Increased visibility coupled with lower wind speeds make this month perfect for road trips and biking.

Temperature

In Marysville, the onset of July comes with a modest high-temperature shift, transitioning from June's enjoyable 66.2°F (19°C) to an agreeable 72.1°F (22.3°C). An average low-temperature of 51.4°F (10.8°C) is noted during the nights in July.

Humidity

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

Rainfall

July is the month with the least rainfall in Marysville. Rain falls for 7.3 days and accumulates 0.47" (12mm) of precipitation.

Snowfall

In Marysville, Washington, snow does not fall in May through October.

Daylight

The average length of the day in July is 15h and 35min.
On the first day of the month, sunrise is at 5:13 am and sunset at 9:11 pm. On the last day of July, sunrise is at 5:44 am and sunset at 8:45 pm PDT.

Sunshine

In July, the average sunshine in Marysville is 10.5h.

UV index

The months with the highest UV index in Marysville are June and July, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A daily maximum UV index of 5 in July translates into the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Marysville in July?

In July, in Marysville, the average high-temperature is 72.1°F (22.3°C), and the average low-temperature is 51.4°F (10.8°C).

What is the least humid month in Marysville?

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

What is the average humidity in July in Marysville?

In July, the average relative humidity is 73%.

What is the driest month in Marysville?

The month with the least rainfall in Marysville, Washington, is July, when the rain falls for 7.3 days and typically collects 0.47" (12mm) of precipitation.

How much does it rain in Marysville in July?

In Marysville, Washington, in July, it is raining for 7.3 days, with typically 0.47" (12mm) of accumulated precipitation.

When it does not snow in Marysville?

May through October are months without snowfall.

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

The average day length in July in Marysville, Washington, is 15h and 35min.

What time are sunrise and sunset in July in Marysville?

In July, on the first day of the month, sunrise is at 5:13 am and sunset at 9:11 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:45 pm PDT.

How long on average sun shines in July in Marysville?

In July, the average sunshine duration in Marysville is 10.5h.

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

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

How high is the UV index in July in Marysville?

In Marysville, the average daily maximum UV index in July is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Marysville, WA

Average temperature in July - Marysville, WA
  • Average high temperature in July: 72.1°F

The warmest month (with the highest average high temperature) is August (73°F).
The month with the lowest average high temperature is December (42.3°F).

  • Average low temperature in July: 51.4°F

The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is December (34.7°F).

Average pressure in July
Marysville, WA

Average pressure in July - Marysville, WA
  • Average pressure in July: 30.03"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

Average wind speed in July
Marysville, WA

Average wind speed in July - Marysville, WA
  • Average wind speed in July: 3.6mph

The windiest months (with the highest average wind speed) are March and November (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in July
Marysville, WA

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

The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is July (73%).

Average rainfall in July
Marysville, WA

Average rainfall in July - Marysville, WA
  • Average rainfall in July: 0.47"

The wettest month (with the highest rainfall) is November (4.06").
The driest month (with the least rainfall) is July (0.47").

Average rainfall days in July
Marysville, WA

Average rainfall days in July - Marysville, WA
  • Average rainfall days in July: 7.3 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.1 days).

Average snowfall in July
Marysville, WA

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

The month with the highest snowfall is February (2.68").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Marysville, WA

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

The month with the highest number of snowfall days is February (3.1 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
Marysville, WA

Average daylight in July / Average sunshine in July - Marysville, WA
  • Average daylight in July: 15h and 4min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in July: 10h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 4h and 12min).

Average sunshine days in July
Marysville, WA

Average sunshine days in July - Marysville, WA
  • Average sunshine days in July: 21.5 days

The month with the most sunshine days is August (23.1 days).
The months with the least sunshine days are February and November (8.6 days).

Average UV index in July
Marysville, WA

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

The months with the highest UV index are June and 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
Marysville, WA

Average cloud cover in July - Marysville, WA
  • Average cloud cover in July: 27

The month with the most cloud cover is December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in July
Marysville, WA

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

The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, November and December (5mi).

Marysville, Washington, USA

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