July weather forecast
Waukesha, WI

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Weather in July

July is the warmest month in Waukesha, Wisconsin, with temperatures soaring to as high as 78.1°F (25.6°C). This summer peak brings along increased humidity, creating a tropical atmosphere. Despite this, the city witnesses its maximum rainfall during this period. The long summer days see plenty of sunlight amidst the lesser cloud cover. Even in these sultry months, the wind sustains a pleasant breeze, characteristic of Waukesha's summer.

Temperature

Waukesha's July weather reaches an average high of 78.1°F (25.6°C) and an average low of 63°F (17.2°C), making it the warmest month.

Humidity

In Waukesha, the average relative humidity in July is 81%.

Rainfall

The month with the most rainfall in Waukesha is July, when the rain falls for 14.3 days and typically aggregates up to 1.73" (44mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Waukesha, the average length of the day in July is 14h and 59min.
On the first day of the month, sunrise is at 5:18 am and sunset at 8:35 pm. On the last day of July, in Waukesha, sunrise is at 5:43 am and sunset at 8:15 pm CDT.

Sunshine

July and August, with an average of 10.2h of sunshine, are months with the most sunshine.

UV index

The average daily maximum UV index in July is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 5 in July translates into this advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest in Waukesha?

July is the warmest month, with the temperature often reaching an average high of 78.1°F (25.6°C) and an average low of 63°F (17.2°C).

What is the temperature in July in Waukesha?

Waukesha in July has an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 63°F (17.2°C).

What is the average humidity in July in Waukesha?

In Waukesha, the average relative humidity in July is 81%.

What is the rainiest month in Waukesha?

July is the month with the most rainfall in Waukesha. Rain falls for 14.3 days and accumulates 1.73" (44mm) of precipitation.

How many days does it rain in July in Waukesha?

In Waukesha, in July, during 14.3 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When it does not snow in Waukesha?

May through September are months without snowfall in Waukesha.

How many hours of daylight does Waukesha have in July?

The average day length in July in Waukesha is 14h and 59min.

When is the sunrise / sunset in July in Waukesha?

In July, on the first day of the month, sunrise is at 5:18 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:15 pm CDT.

What are the months with the most sunshine in Waukesha?

July and August, with an average of 10.2h of sunshine, are months with the most sunshine in Waukesha, Wisconsin.

How many hours of sunshine does Waukesha have in July?

In Waukesha, the average sunshine duration in July is 10.2h.

How high is the UV index in July in Waukesha?

The average daily maximum UV index in July in Waukesha is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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
Waukesha, WI

Average temperature in July - Waukesha, 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 (25°F).

  • Average low temperature in July: 63°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (14°F).

Average pressure in July
Waukesha, WI

Average pressure in July - Waukesha, WI
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in July
Waukesha, WI

Average wind speed in July - Waukesha, WI
  • Average wind speed in July: 6.8mph

The windiest months (with the highest average wind speed) are January and February (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in July
Waukesha, WI

Average humidity in July - Waukesha, WI
  • Average humidity in July: 81%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April, October and November (77%).

Average rainfall in July
Waukesha, WI

Average rainfall in July - Waukesha, WI
  • Average rainfall in July: 1.73"

The wettest month (with the highest rainfall) is July (1.73").
The driest months (with the least rainfall) are February and December (0.51").

Average rainfall days in July
Waukesha, WI

Average rainfall days in July - Waukesha, WI
  • Average rainfall days in July: 14.3 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is February (3.6 days).

Average snowfall in July
Waukesha, WI

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

The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Waukesha, WI

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

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Waukesha, WI
  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in July: 10h and 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in July
Waukesha, WI

Average sunshine days in July - Waukesha, WI
  • Average sunshine days in July: 13.3 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (13.3 days).

Average UV index in July
Waukesha, WI

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

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in July
Waukesha, WI

Average cloud cover in July - Waukesha, WI
  • Average cloud cover in July: 30

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in July
Waukesha, WI

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

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

Waukesha, Wisconsin, USA

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