July weather forecast
Merrill, WI

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Weather in July

July is a warm summer month in Merrill, Wisconsin, with an average temperature ranging between min 57.9°F (14.4°C) and max 77.5°F (25.3°C).

Temperature

The highest temperatures are recorded in July, with averages reaching a high of 77.5°F (25.3°C) and a low of 57.9°F (14.4°C).

Humidity

The average relative humidity in July is 79%.

Rainfall

In July, the rain falls for 14.7 days. Throughout July, 1.69" (43mm) of precipitation is accumulated. Throughout the year, there are 126.6 rainfall days, and 17.36" (441mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Merrill, the average length of the day in July is 15h and 14min.
On the first day of July, sunrise is at 5:15 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:26 pm CDT.

Sunshine

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

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 5 in July leads to these guidelines:
Ensure safety - Sun damage prevention is strongly urged. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

July, with average temperatures reaching a high of 77.5°F (25.3°C) and a low of 57.9°F (14.4°C), is the warmest month.

What is the temperature in July?

The high-temperature, in July, in Merrill, is 77.5°F (25.3°C), while the low-temperature averages to 57.9°F (14.4°C).

What is the average humidity in July?

In July, the average relative humidity is 79%.

How much does it rain in July?

In Merrill, in July, during 14.7 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Merrill have in July?

The average day length in July is 15h and 14min.

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:15 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:26 pm CDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 9.8h of sunshine.

How long on average sun shines in July?

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

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

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

What is the UV index intensity in July in Merrill?

The average daily maximum UV index in July is 5. A UV Index value of 3 to 5 symbolizes 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
Merrill, WI

Average temperature in July - Merrill, WI
  • Average high temperature in July: 77.5°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (19.2°F).

  • Average low temperature in July: 57.9°F

The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).

Average pressure in July
Merrill, WI

Average pressure in July - Merrill, WI
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in July
Merrill, WI

Average wind speed in July - Merrill, WI
  • Average wind speed in July: 7mph

The windiest month (with the highest average wind speed) is April (9mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

Average humidity in July
Merrill, WI

Average humidity in July - Merrill, WI
  • Average humidity in July: 79%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (75%).

Average rainfall in July
Merrill, WI

Average rainfall in July - Merrill, WI
  • Average rainfall in July: 1.69"

The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are January and February (0.79").

Average rainfall days in July
Merrill, WI

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

The months with the highest number of rainy days are May and June (15.8 days).
The month with the least rainy days is January (3.9 days).

Average snowfall in July
Merrill, WI

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

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

Average snowfall days in July
Merrill, WI

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

The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • 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: 2h and 36min).

Average sunshine days in July
Merrill, WI

Average sunshine days in July - Merrill, WI
  • Average sunshine days in July: 13.9 days

The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is April (10.3 days).

Average UV index in July
Merrill, WI

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

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

Average cloud cover in July
Merrill, WI

Average cloud cover in July - Merrill, WI
  • Average cloud cover in July: 37

The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).

Average visibility in July
Merrill, WI

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

The months with the highest visibility are April, May, June and October (6mi).
The months with the lowest visibility are January and February (4mi).

Merrill, Wisconsin, USA

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