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August weather forecast in Gurnee

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

27 July, sun

	741 mmHg		73%
	5.3 m/s		+22

27 July, Sunday. day, 26°; night, 21°; rain

28 July, mon

	741 mmHg		74%
	5.3 m/s		+22

28 July, Monday. day, 26°; night, 20°; rain

29 July, tue

	741 mmHg		72%
	5.3 m/s		+23

29 July, Tuesday. day, 26°; night, 20°; rain

30 July, wed

	742 mmHg		71%
	4.6 m/s		+23

30 July, Wednesday. day, 26°; night, 20°; clear

31 July, thu

	742 mmHg		71%
	4.5 m/s		+24

31 July, Thursday. day, 27°; night, 20°; clear

1 August, fri

	742 mmHg		71%
	4.69 m/s		+25

1 August, Friday. day, 27°; night, 21°; clear

2 August, sat

	742 mmHg		72%
	5 m/s		+24

2 August, Saturday. day, 27°; night, 21°; clear

3 August, sun

	742 mmHg		73%
	4.9 m/s		+24

3 August, Sunday. day, 26°; night, 21°; rain

4 August, mon

	742 mmHg		74%
	4.8 m/s		+24

4 August, Monday. day, 26°; night, 21°; partly cloudy

5 August, tue

	742 mmHg		73%
	5.4 m/s		+24

5 August, Tuesday. day, 25°; night, 20°; partly cloudy

6 August, wed

	742 mmHg		72%
	4.9 m/s		+24

6 August, Wednesday. day, 26°; night, 20°; rain

7 August, thu

	742 mmHg		74%
	5.1 m/s		+24

7 August, Thursday. day, 26°; night, 20°; rain

8 August, fri

	742 mmHg		73%
	5.2 m/s		+23

8 August, Friday. day, 26°; night, 20°; partly cloudy

9 August, sat

	741 mmHg		73%
	5.1 m/s		+23

9 August, Saturday. day, 26°; night, 20°; clear

10 August, sun

	741 mmHg		74%
	5.2 m/s		+23

10 August, Sunday. day, 26°; night, 20°; clear

11 August, mon

	742 mmHg		74%
	4.9 m/s		+23

11 August, Monday. day, 25°; night, 20°; rain

12 August, tue

	742 mmHg		75%
	4.69 m/s		+23

12 August, Tuesday. day, 25°; night, 19°; clear

13 August, wed

	742 mmHg		73%
	4.8 m/s		+23

13 August, Wednesday. day, 25°; night, 20°; partly cloudy

14 August, thu

	742 mmHg		73%
	5.2 m/s		+24

14 August, Thursday. day, 25°; night, 19°; clear

15 August, fri

	742 mmHg		73%
	4.9 m/s		+24

15 August, Friday. day, 25°; night, 19°; clear

16 August, sat

	742 mmHg		72%
	5.2 m/s		+24

16 August, Saturday. day, 26°; night, 20°; clear

17 August, sun

	742 mmHg		73%
	5.2 m/s		+24

17 August, Sunday. day, 25°; night, 20°; rain

18 August, mon

	742 mmHg		75%
	5 m/s		+24

18 August, Monday. day, 25°; night, 19°; rain

19 August, tue

	741 mmHg		75%
	5.1 m/s		+23

19 August, Tuesday. day, 24°; night, 19°; rain

20 August, wed

	741 mmHg		76%
	5.3 m/s		+23

20 August, Wednesday. day, 25°; night, 19°; rain

21 August, thu

	742 mmHg		74%
	5.2 m/s		+23

21 August, Thursday. day, 25°; night, 19°; clear

22 August, fri

	743 mmHg		73%
	5.2 m/s		+23

22 August, Friday. day, 25°; night, 19°; clear

23 August, sat

	743 mmHg		74%
	5.1 m/s		+24

23 August, Saturday. day, 25°; night, 19°; clear

24 August, sun

	742 mmHg		75%
	5.5 m/s		+23

24 August, Sunday. day, 26°; night, 20°; rain

25 August, mon

	742 mmHg		75%
	5.7 m/s		+24

25 August, Monday. day, 25°; night, 20°; overcast

26 August, tue

	742 mmHg		75%
	4.9 m/s		+23

26 August, Tuesday. day, 25°; night, 20°; partly cloudy

27 August, wed

	742 mmHg		76%
	5.3 m/s		+22

27 August, Wednesday. day, 26°; night, 20°; partly cloudy

28 August, thu

	742 mmHg		75%
	5.5 m/s		+22

28 August, Thursday. day, 25°; night, 20°; rain

29 August, fri

	742 mmHg		76%
	5.3 m/s		+23

29 August, Friday. day, 25°; night, 19°; rain

30 August, sat

	743 mmHg		73%
	5.2 m/s		+23

30 August, Saturday. day, 24°; night, 19°; clear

31 August, sun

	743 mmHg		72%
	5.2 m/s		+24

31 August, Sunday. day, 25°; night, 19°; clear

1 September, mon

	743 mmHg		73%
	5.1 m/s		+23

1 September, Monday. day, 24°; night, 19°; clear

2 September, tue

	743 mmHg		72%
	5.4 m/s		+24

2 September, Tuesday. day, 25°; night, 19°; clear

3 September, wed

	742 mmHg		71%
	5.4 m/s		+23

3 September, Wednesday. day, 25°; night, 19°; clear

4 September, thu

	743 mmHg		72%
	5.4 m/s		+23

4 September, Thursday. day, 24°; night, 18°; clear

5 September, fri

	743 mmHg		71%
	5.4 m/s		+23

5 September, Friday. day, 24°; night, 18°; clear

6 September, sat

	743 mmHg		72%
	5.8 m/s		+23

6 September, Saturday. day, 24°; night, 18°; partly cloudy

Average data for 10 years

Gurnee August

13

sunny days

11

days with precipitation

4

cloudy days

13 sunny days; 11 days with precipitation; 4 cloudy days;

74

%

air humidity

3.5

m/s

WindS

92

mm of precipitation

(10% of annual average)

+23

°C

Water temperature

air humidity 74%; 92 millimeters of precipitation (10% of annual average); Wind southerly 3.5 Meters per second; Water temperature +23°

Weather graphs for August

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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S

S

S

S

S

S

S

S

S

S

S

S

SE

S

S

S

S

S

S

S

S

S

S

S

S

SE

SE

SE

S

SE

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Chicago
Indianapolis
Michigan City
Wisconsin Dells
Appleton
Dixon
Ottawa
Iowa City
Washington

Cities with similar weather in August

Podgorica
Victoria
Marseilles
Casablanca
Marbella
Tsandrypsh
Balkhash
Cannes
Agios Nikolaos

The weather forecast for August 2025 is based on historical data from the past 10 years.

August in Gurnee is the sunniest month of the year. In August, the weather in Gurnee is typically warm. Average daily high temperature in August is about 25 degrees above zero. On average, Gurnee has 13 sunny, 11 rainy, 6 partly cloudy, and 1 cloudy day in August. The rains are usually heavy.

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