Measurements:
°C
°F
CURRENT WEATHER
14:56
Duluth
82°F
W 6 mph
Feels like: 82°F
Precip: 2%
World Resorts USA Duluth Weather

14 Day Weather Forecast

07.15
wed
DAY
82°F
W 5 mph
precip
1%
NIGHT
70°F
W 3 mph
precip
2%
07.16
thu
DAY
78°F
W 5 mph
precip
11%
NIGHT
62°F
W 5 mph
precip
17%
07.17
fri
DAY
70°F
W 9 mph
precip
9%
NIGHT
64°F
SW 6 mph
precip
44%
07.18
sat
DAY
86°F
S 12 mph
precip
1%
NIGHT
58°F
SW 1 mph
precip
15%
07.19
sun
DAY
80°F
N 8 mph
precip
2%
NIGHT
66°F
NE 6 mph
precip
70%
07.20
mon
DAY
84°F
SE 12 mph
precip
2%
NIGHT
60°F
S 7 mph
precip
8%
07.21
tue
DAY
74°F
NW 2 mph
precip
1%
NIGHT
60°F
NE 6 mph
precip
4%
07.22
wed
DAY
82°F
NE 12 mph
precip
2%
NIGHT
66°F
NE 8 mph
precip
42%
07.23
thu
DAY
74°F
NE 6 mph
precip
47%
NIGHT
64°F
SE 5 mph
precip
30%
07.24
fri
DAY
66°F
S 13 mph
precip
1%
NIGHT
52°F
NE 6 mph
precip
5%
07.25
sat
DAY
70°F
SE 6 mph
precip
1%
NIGHT
56°F
SE 3 mph
precip
3%
07.26
sun
DAY
76°F
N 2 mph
precip
1%
NIGHT
60°F
E 2 mph
precip
4%
07.27
mon
DAY
80°F
NE 7 mph
precip
3%
NIGHT
62°F
NE 2 mph
precip
9%
07.28
tue
DAY
80°F
N 9 mph
precip
2%
NIGHT
68°F
NW 3 mph
precip
4%

Duluth Sea Water Temperature in July, °F

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Duluth was 64.5°F. The maximum and minimum values were 55.0°F and 71.8°F respectively.

Duluth on the Weather Map

Best Time to Visit Duluth
The most sunny months:
September 14 days
August 13 days
July 12 days
The most warm months:
July 77.4 °F
August 76.5 °F
June 69.8 °F
Warmest sea temperature:
August 67.6 °F
July 65.4 °F
September 63.7 °F
The most cold months:
January 14.4 °F
February 16.7 °F
December 21.4 °F
The most rainy months:
August 3 days
July 3 days
June 2 days
The most windy months:
April 9 mph
March 8 mph
November 8 mph
more details
USA Resorts:
NAME
F°
Boston +92
Chicago +86
Hawaii +80
Houston +80
Las Vegas +120
Los Angeles +106
Maui +76
Miami +96
Myrtle Beach +96
New York +110
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
all resorts
24 Hours Weather Forecast
Duluth
Local time: 14:56
15 jul, wednesday
1500 82°F
W
6 mph
1800 82°F
SW
9 mph
2100 74°F
SW
6 mph
16 jul, thursday
0000 70°F
W
3 mph
0300 62°F
SW
2 mph
0600 60°F
SW
3 mph
0900 72°F
W
4 mph
1200 78°F
W
5 mph