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 74.7°F. The average nightly temp is 59.9°F.
Sea water temperature, °F
The warmest sea temperature usually observed in August. Average daily sea water temperature during this month is 65.8°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: 08:39
July 21, tuesday
0900
63°F
SE
14 mph
14 mph
1200
64°F
SE
16 mph
16 mph
1500
66°F
S
14 mph
14 mph
1800
70°F
S
12 mph
12 mph
2100
59°F
SW
12 mph
12 mph
July 22, wednesday
0000
50°F
S
5 mph
5 mph
0300
48°F
SE
5 mph
5 mph
0600
46°F
SE
5 mph
5 mph
