World Resorts USA Duluth Weather

Duluth weather in August

Weather in Duluth: August

Average day temperature: 73.8°F
Average night temperature: 60.3°F
Sea water temperature: 65.5°F
Number of sunny days: 14 days
Day length: 13.4 - 14.8 hours
Number of rainy days: 3 days
Precipitation totals: 1.4 in.

Air temperature in August, °F

Show year:
2024
2023
2022

The highest day temperature during August of 2024 was 84°F. At the same time the lowest night temperature was 51°F. Day and night temperature averages during August were 72.5°F and 58.1°F.

Sea water temperature in Duluth in August, °F

Show year:
2024
2023
2022

The average sea water temperature in August of 2024 was 66.8°F. The highest and lowest sea temperatures during the month were 71.4°F and 63.0°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are sunny but cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Duluth in August is 1.4 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 6.8 mph It makes August one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 9.0.

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
+41°F
S 17 mph
Feels like: +32°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+50°F
+75°F
+75°F
+59°F
+70°F
+77°F
+70°F
+46°F
+63°F
+57°F
+73°F
+72°F
+66°F
+34°F
24 Hours Forecast
Duluth
Local time: 13:04
November 21, thursday
1500
41°F
SE
16 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
9 mph
0900
36°F
SE
8 mph
1200
39°F
SE
7 mph
Units of measurement: °C / °F