Please click on any column to get detailed information about Duluth weather in that particular month. You will get daily weather information for that month for the last several years.
Day & Night air temperature, °F
The warmest month in Duluth is july. The average daily temp is 74.8°F. The average nightly temp is 60.5°F.
Sea water temperature, °F
The warmest sea temperature usually observed in August. Average daily sea water temperature during this month is 65.7°F.
Precipitation total, in.
Number of rainy days
This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.
Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
* Charts above show average data for the last 3 years.
Best time for vacation in Duluth
Duluth on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Duluth
Local time: 06:09
August 14, friday
0900
66°F
W
8 mph
8 mph
1200
72°F
W
11 mph
11 mph
1500
73°F
W
14 mph
14 mph
1800
70°F
SW
17 mph
17 mph
2100
64°F
SW
14 mph
14 mph
August 15, saturday
0000
64°F
W
11 mph
11 mph
0300
61°F
SW
7 mph
7 mph
0600
61°F
W
8 mph
8 mph
