17.03
tue
tue
Day
21°F
SE 9 mph
Precip.
0%
0%
Night
27°F
N 8 mph
Precip.
0%
0%
18.03
wed
wed
Day
34°F
N 9 mph
Precip.
0%
0%
Night
34°F
E 5 mph
Precip.
0%
0%
19.03
thu
thu
Day
43°F
E 3 mph
Precip.
0%
0%
Night
43°F
SW 2 mph
Precip.
0%
0%
20.03
fri
fri
Day
43°F
S 3 mph
Precip.
0%
0%
Night
39°F
W 5 mph
Precip.
100%
100%
21.03
sat
sat
Day
52°F
E 2 mph
Precip.
0%
0%
Night
50°F
W 11 mph
Precip.
59%
59%
22.03
sun
sun
Day
45°F
SE 16 mph
Precip.
27%
27%
Night
34°F
S 19 mph
Precip.
0%
0%
23.03
mon
mon
Day
32°F
S 16 mph
Precip.
0%
0%
Night
32°F
W 13 mph
Precip.
0%
0%
Sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 36.1°F. The highest and lowest sea temperatures during the month were 38.5°F and 33.1°F.
Air temperature in Chicago, °F
Precipitation total in Chicago, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Chicago
Chicago on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Chicago
Local time: 02:47
March 17, tuesday
0300
19°F
SE
17 mph
17 mph
0600
18°F
SE
15 mph
15 mph
0900
18°F
SE
12 mph
12 mph
1200
21°F
SE
9 mph
9 mph
1500
25°F
E
10 mph
10 mph
1800
27°F
E
8 mph
8 mph
2100
27°F
NE
8 mph
8 mph
March 18, wednesday
0000
27°F
N
8 mph
8 mph
