July weather forecast
Lewis, WI

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Weather in July

July in Lewis, Wisconsin, is a warm summer month, with an average temperature varying between 78.1°F (25.6°C) and 59.5°F (15.3°C).

Temperature

July registers as the month with the highest average temperatures, reaching 78.1°F (25.6°C) at its peak and 59.5°F (15.3°C) at the lowest.

Humidity

In Lewis, Wisconsin, the average relative humidity in July is 80%.

Rainfall

In Lewis, in July, it is raining for 16.4 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 122.5 rainfall days, and 20.87" (530mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Lewis, Wisconsin, the average length of the day in July is 15h and 17min.
On the first day of July in Lewis, sunrise is at 5:24 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:39 pm CDT.

Sunshine

July has the most sunshine of the year in Lewis, with an average of 9.6h of sunshine.

UV index

With an average maximum UV index of 6, July is the month with the highest UV index in Lewis. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Feb 14, 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 Lewis?

With an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 59.5°F (15.3°C), July is the warmest month.

What are July temperatures in Lewis?

July temperatures in Lewis vary between a high-temperature of 78.1°F (25.6°C) and a low-temperature of 59.5°F (15.3°C).

What is the average humidity in July in Lewis?

In July, the average relative humidity is 80%.

How many days does it rain in July in Lewis?

In Lewis, Wisconsin, in July, it is raining for 16.4 days, with typically 2.52" (64mm) of accumulated precipitation.

When it does not snow in Lewis?

June through September are months without snowfall.

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

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

When are sunrise and sunset in July in Lewis?

On the first day of July in Lewis, Wisconsin, sunrise is at 5:24 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:39 pm CDT.

What month has the most sunshine in Lewis?

July has the most sunshine of the year in Lewis, with an average of 9.6h of sunshine.

How many hours of sunshine does Lewis have in July?

In Lewis, Wisconsin, the average sunshine duration in July is 9.6h.

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

The month with the highest UV index is July, with an average maximum UV index of 6.

What is the UV index reading in July in Lewis?

In July, the average daily maximum UV index in Lewis is 6. A UV Index of 6 to 7 symbolizes a high health threat from 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
Lewis, WI

Average temperature in July - Lewis, WI
  • Average high temperature in July: 78.1°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (17.8°F).

  • Average low temperature in July: 59.5°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (4.8°F).

Average pressure in July
Lewis, WI

Average pressure in July - Lewis, WI
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in July
Lewis, WI

Average wind speed in July - Lewis, WI
  • Average wind speed in July: 6.9mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

Average humidity in July
Lewis, WI

Average humidity in July - Lewis, WI
  • Average humidity in July: 80%

The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are April and May (76%).

Average rainfall in July
Lewis, WI

Average rainfall in July - Lewis, WI
  • Average rainfall in July: 2.52"

The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in July
Lewis, WI

Average rainfall days in July - Lewis, WI
  • Average rainfall days in July: 16.4 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is January (2.3 days).

Average snowfall in July
Lewis, WI

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

The month with the highest snowfall is December (5.47").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Lewis, WI

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

The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in July / Average sunshine in July - Lewis, WI
  • 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: 9h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days in July
Lewis, WI

Average sunshine days in July - Lewis, WI
  • Average sunshine days in July: 11.8 days

The month with the most sunshine days is October (16.3 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in July
Lewis, WI

Average UV index in July - Lewis, WI
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in July
Lewis, WI

Average cloud cover in July - Lewis, WI
  • Average cloud cover in July: 35

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in July
Lewis, WI

Average visibility in July - Lewis, WI
  • Average visibility in July: 6mi

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

Lewis, Wisconsin, USA

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