July weather forecast
Merrillan, WI

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Weather in July

July typically stands out as the hottest month in Merrillan, Wisconsin, reaching up to a scorching 78.6°F (25.9°C). However, it also means a dip in rainfall, but not substantial enough to deter outdoor activities. The increase in temperature is matched with longer sunshine hours, reaching a peak of 12.6 days with sun. Despite the heat, wind speeds remain relatively mild, providing a bit of respite from the elevated temperatures. Being in the heart of summer, July indeed offers the best weather for vacationing in Merrillan.

Temperature

July, recognised by an average high temperature of 78.6°F (25.9°C) and a low of 60.1°F (15.6°C), is Merrillan's warmest month.

Humidity

In Merrillan, the average relative humidity in July is 82%.

Rainfall

In Merrillan, during July, the rain falls for 14.7 days and regularly aggregates up to 1.93" (49mm) of precipitation. In Merrillan, during the entire year, the rain falls for 120.8 days and collects up to 16.34" (415mm) of precipitation.

Snowfall

In Merrillan, snow does not fall in June through September.

Daylight

In July, the average length of the day is 15h and 8min.
On the first day of the month, sunrise is at 5:23 am and sunset at 8:51 pm. On the last day of July, sunrise is at 5:50 am and sunset at 8:29 pm CDT.

Sunshine

July has the most sunshine of the year, with an average of 9.8h of sunshine.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In July, the maximum UV index of 5 transforms into these recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. It's recommended to limit sun exposure when its radiation is at its peak during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Jun 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

In Merrillan, temperatures reach their average annual highs in July, measuring 78.6°F (25.9°C) and a minimum average of 60.1°F (15.6°C).

What are the temperatures in July?

An average high-temperature, in July, in Merrillan, is 78.6°F (25.9°C) and the average low-temperature is 60.1°F (15.6°C).

What is the average humidity in July?

In July, the average relative humidity is 82%.

How much does it rain in July?

In Merrillan, in July, during 14.7 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

When it does not snow?

In Merrillan, Wisconsin, snow does not fall in June through September.

What is the average length of the day in July?

In July, the average day length is 15h and 8min.

When is the sunrise / sunset in July in Merrillan?

In July, on the first day of the month, sunrise is at 5:23 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:29 pm CDT.

What month has the most sunshine?

With an average of 9.8h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

In Merrillan, the average sunshine duration in July is 9.8h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

How high is the UV index in July?

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

Average temperature in July - Merrillan, WI
  • Average high temperature in July: 78.6°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in July: 60.1°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

Average pressure in July
Merrillan, WI

Average pressure in July - Merrillan, WI
  • Average pressure in July: 29.95"Hg

The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in July
Merrillan, WI

Average wind speed in July - Merrillan, WI
  • Average wind speed in July: 6.5mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in July
Merrillan, WI

Average humidity in July - Merrillan, WI
  • Average humidity in July: 82%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (77%).

Average rainfall in July
Merrillan, WI

Average rainfall in July - Merrillan, WI
  • Average rainfall in July: 1.93"

The wettest month (with the highest rainfall) is June (2.91").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in July
Merrillan, WI

Average rainfall days in July - Merrillan, WI
  • Average rainfall days in July: 14.7 days

The month with the highest number of rainy days is June (17.1 days).
The month with the least rainy days is February (2.8 days).

Average snowfall in July
Merrillan, WI

Average snowfall in July - Merrillan, WI
  • Average snowfall in July: 0"

The month with the highest snowfall is February (2.99").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Merrillan, WI

Average snowfall days in July - Merrillan, WI
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Merrillan, WI

Average daylight in July / Average sunshine in July - Merrillan, WI
  • Average daylight in July: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in July: 9h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in July
Merrillan, WI

Average sunshine days in July - Merrillan, WI
  • Average sunshine days in July: 12.6 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in July
Merrillan, WI

Average UV index in July - Merrillan, WI
  • Average UV index in July: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in July
Merrillan, WI

Average cloud cover in July - Merrillan, WI
  • Average cloud cover in July: 34

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in July
Merrillan, WI

Average visibility in July - Merrillan, WI
  • Average visibility in July: 5mi

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

Merrillan, Wisconsin, USA

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