14.08
fri
fri
Day
75°F
W 7 mph
Precip.
14%
14%
Night
73°F
W 6 mph
Precip.
12%
12%
15.08
sat
sat
Day
75°F
N 14 mph
Precip.
25%
25%
Night
75°F
SE 7 mph
Precip.
22%
22%
16.08
sun
sun
Day
79°F
SE 9 mph
Precip.
9%
9%
Night
70°F
SW 13 mph
Precip.
14%
14%
17.08
mon
mon
Day
73°F
SW 9 mph
Precip.
3%
3%
Night
68°F
NE 5 mph
Precip.
3%
3%
18.08
tue
tue
Day
77°F
N 7 mph
Precip.
4%
4%
Night
73°F
NE 7 mph
Precip.
12%
12%
19.08
wed
wed
Day
72°F
W 5 mph
Precip.
38%
38%
Night
68°F
W 7 mph
Precip.
18%
18%
20.08
thu
thu
Day
75°F
W 8 mph
Precip.
10%
10%
Night
72°F
W 6 mph
Precip.
32%
32%
sea water
temperature
temperature
| Evanston |
monthly
weather
weather
| Evanston |
current
weather
weather
| Evanston |
14 days
forecast
forecast
| Evanston |
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 73.9°F. The highest and lowest sea temperatures during the month were 76.5°F and 70.3°F.
Air temperature in Evanston, °F
Precipitation total in Evanston, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Evanston
Evanston on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Evanston
Local time: 07:40
August 14, friday
0900
73°F
W
8 mph
8 mph
1200
75°F
W
7 mph
7 mph
1500
79°F
W
7 mph
7 mph
1800
77°F
W
6 mph
6 mph
2100
75°F
SW
5 mph
5 mph
August 15, saturday
0000
73°F
W
6 mph
6 mph
0300
73°F
NW
12 mph
12 mph
0600
72°F
NW
8 mph
8 mph
