World Resorts USA Evanston Weather

Evanston sea water temperature

Current sea water temperature:
+32.9°F
Minimum sea water temperature in February: 37.4°F
Maximum sea water temperature in February: 32.0°F
Average sea water temperature in February: 34.1°F

Sea water temperature for the last 10 days:

February 26 32.9°F February 21 33.8°F
February 25 32.5°F February 20 34.9°F
February 24 33.1°F February 19 35.1°F
February 23 34.2°F February 18 36.0°F
February 22 34.2°F February 17 36.3°F

When is the warmest sea in Evanston?

Based on the data about daily sea water temperature for the last three years the warmest sea in Evanston was noticed in August, July and September.

Monthly Sea Temperatures in Evanston, °F

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.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 73.0°F. The highest and lowest sea temperatures during the month were 77.0°F and 70.3°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 69.6°F. The highest and lowest sea temperatures during the month were 72.0°F and 66.4°F.

Best time for vacation in Evanston

Sunniest months:
August 17 days
September 17 days
June 15 days
Warmest months:
August 79.6 °F
July 79.6 °F
June 75.3 °F
Warmest sea temp:
August 73.2 °F
July 71.4 °F
September 69.4 °F
Coldest months:
January 28.5 °F
February 31.3 °F
December 35.8 °F
Rainiest months:
April 3 days
May 3 days
October 2 days
Windiest months:
November 10.6 mph
March 10.3 mph
January 10.2 mph

Evanston on a weather map

Evanston
+37°F
NE 7 mph
Feels like: +34°F
Precip.: 0%
Places in USA:
Name
°F
+52°F
+70°F
+70°F
+63°F
+61°F
+73°F
+75°F
+66°F
+43°F
+63°F
+55°F
+68°F
+68°F
+73°F
+34°F
24 Hours Forecast
Evanston
Local time: 12:28
February 26, thursday
1500
41°F
NE
7 mph
1800
43°F
NE
7 mph
2100
36°F
NE
7 mph
February 27, friday
0000
36°F
NE
9 mph
0300
34°F
NE
8 mph
0600
30°F
NE
6 mph
0900
30°F
NE
7 mph
1200
45°F
NE
11 mph
Units of measurement: °C / °F