World Resorts USA Duluth Weather

Summer weather in Duluth

Weather in Duluth in Summer

June July August
Average day temperature:
Average day temperature: 68.8°F 74.2°F 73.8°F
Average night temperature:
Average night temperature: 55.2°F 59.9°F 60.3°F
Sea water temperature:
Sea water temperature: 52.8°F 63.9°F 65.5°F
Number of sunny days:
Number of sunny days: 9 days 13 days 14 days
Day length:
Day length: 15.6 - 15.9 h. 14.9 - 15.8 h. 13.4 - 14.8 h.
Number of rainy days:
Number of rainy days: 3 days 3 days 3 days
Precipitation totals:
Precipitation totals: 1.3 in. 1.6 in. 1.4 in.

Day & Night air temperature, °F

Sea water temperature, °F

Precipitation total, in.

Sunny, partly cloudy and cloudy days
Wind speed, mph
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.

Best time for vacation in Duluth

Sunniest months:
September 15 days
August 14 days
July 13 days
Warmest months:
July 74.2 °F
August 73.8 °F
June 68.8 °F
Warmest sea temp:
August 65.5 °F
July 63.9 °F
September 62.7 °F
Coldest months:
February 18.8 °F
January 18.9 °F
December 25.2 °F
Rainiest months:
August 3 days
June 3 days
July 3 days
Windiest months:
April 9.1 mph
March 8.4 mph
November 8.1 mph

Duluth on a weather map

Duluth
+39°F
SE 15 mph
Feels like: +32°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+52°F
+75°F
+75°F
+59°F
+72°F
+82°F
+70°F
+48°F
+63°F
+57°F
+73°F
+72°F
+72°F
+36°F
24 Hours Forecast
Duluth
Local time: 14:01
November 21, thursday
1500
39°F
SE
15 mph
1800
39°F
SE
15 mph
2100
37°F
SE
14 mph
November 22, friday
0000
36°F
SE
13 mph
0300
36°F
SE
11 mph
0600
36°F
SE
8 mph
0900
37°F
SE
7 mph
1200
37°F
SE
7 mph
Units of measurement: °C / °F