July weather forecast
Evanston, IL

englishespañol中文
Share

Weather in July

July is typically the warmest month in Evanston, with long sunny days dominating the weather pattern. High temperatures become customary, urging people to seek solace in water bodies and air-conditioned spaces. The temperature reaches a lofty figure, with the highest at 76.8°F (24.9°C). Sunshine is plentiful, and the outdoor fun continues. Despite the occasional rainfall, the enthusiasm of the summer festivals and gatherings remains unscathed.

Temperature

With the start of July, the average high-temperature marginally shifts from June's pleasant 69.6°F (20.9°C) to a moderately hot 76.8°F (24.9°C). An average temperature of 68°F (20°C) is logged during the nights of July, a small step down from daytime highs.

Humidity

In July, the average relative humidity is 77%.

Rainfall

In Evanston, in July, during 17.3 rainfall days, 3.7" (94mm) of precipitation is typically accumulated. Throughout the year, there are 154.1 rainfall days, and 33.31" (846mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In July, the average length of the day is 14h and 53min.
On the first day of the month, sunrise is at 5:19 am and sunset at 8:30 pm. On the last day of July, sunrise is at 5:43 am and sunset at 8:10 pm CDT.

Sunshine

The months with the most sunshine are July and August, with an average of 10.6h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

What is the usual temperature for Evanston in July?

In July, the average high-temperature and low-temperature are 76.8°F (24.9°C) and 68°F (20°C) respectively.

What is the average humidity in July in Evanston?

In Evanston, the average relative humidity in July is 77%.

How many days does it rain in July?

In Evanston, during July, the rain falls for 17.3 days and regularly aggregates up to 3.7" (94mm) of precipitation.

When it does not snow?

In Evanston, snow does not fall in May through September.

What is the average length of the day in July?

In July, the average day length is 14h and 53min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:19 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:10 pm CDT.

What are the months with the most sunshine?

July and August, with an average of 10.6h of sunshine, are months with the most sunshine.

How long on average sun shines in July?

The average sunshine duration in July in Evanston is 10.6h.

What are the months with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

How high is the UV index in July?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Evanston, IL

Average temperature in July - Evanston, IL
  • Average high temperature in July: 76.8°F

The warmest month (with the highest average high temperature) is August (77°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in July: 68°F

The months with the highest average low temperature are July and August (68°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in July
Evanston, IL

Average pressure in July - Evanston, IL
  • Average pressure in July: 29.97"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
Evanston, IL

Average wind speed in July - Evanston, IL
  • Average wind speed in July: 8mph

The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).

Average humidity in July
Evanston, IL

Average humidity in July - Evanston, IL
  • Average humidity in July: 77%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).

Average rainfall in July
Evanston, IL

Average rainfall in July - Evanston, IL
  • Average rainfall in July: 3.7"

The wettest month (with the highest rainfall) is June (4.49").
The driest month (with the least rainfall) is December (1.38").

Average rainfall days in July
Evanston, IL

Average rainfall days in July - Evanston, IL
  • Average rainfall days in July: 17.3 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (5.6 days).

Average snowfall in July
Evanston, IL

Average snowfall in July - Evanston, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Evanston, IL

Average snowfall days in July - Evanston, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Evanston, IL

Average daylight in July / Average sunshine in July - Evanston, IL
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in July: 10h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in July
Evanston, IL

Average sunshine days in July - Evanston, IL
  • Average sunshine days in July: 10.9 days

The month with the most sunshine days is December (15.3 days).
The months with the least sunshine days are June and July (10.9 days).

Average UV index in July
Evanston, IL

Average UV index in July - Evanston, IL
  • Average UV index in July: 6

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

Average cloud cover in July
Evanston, IL

Average cloud cover in July - Evanston, IL
  • Average cloud cover in July: 27

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in July
Evanston, IL

Average visibility in July - Evanston, IL
  • 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).

Evanston, Illinois, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location