The bar chart below shows the average monthly peak daytime temperatures at Duluth
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 9.6 | 12.2 | 17.2 | 22 | 25.5 | 29 | 30.4 | 29.9 | 26.7 | 21.7 | 16.7 | 11.5 |
°F | 49.3 | 54 | 63 | 71.7 | 77.9 | 84.1 | 86.7 | 85.8 | 80.1 | 71 | 62 | 52.8 |
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
The graph below shows the average rainfall and number of rainy days per month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
mm | 133 | 124 | 154 | 117 | 110 | 100 | 126 | 93 | 99 | 88 | 99 | 121 |
inches | 5.2 | 4.9 | 6.1 | 4.6 | 4.3 | 3.9 | 4.9 | 3.6 | 3.9 | 3.5 | 3.9 | 4.8 |
Rainy days | 12 | 10 | 11 | 9 | 10 | 10 | 12 | 9 | 8 | 7 | 9 | 10 |
Average annual rainfall in Duluth: 1312.2mm (516.6 inches)
The bar chart below shows the average daily sunshine hours in Duluth
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 5.1 | 6 | 7.1 | 8.6 | 9.4 | 9.8 | 9.2 | 8.8 | 8 | 7.7 | 5.8 | 4.9 |
The graph below shows the daily range of temperatures for each month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Min °C | -1.1 | 0.5 | 4.9 | 8.9 | 13.4 | 17.6 | 19.8 | 19.5 | 16 | 9.5 | 4.9 | 0.8 |
Max °C | 9.9 | 12.5 | 17.6 | 22.4 | 25.8 | 29.3 | 30.7 | 30.2 | 27 | 22 | 17 | 11.8 |
Min °F | 30.1 | 32.9 | 40.7 | 47.9 | 56.1 | 63.6 | 67.6 | 67 | 60.8 | 49 | 40.7 | 33.4 |
Max °F | 39.9 | 43.7 | 52.2 | 60.1 | 67.3 | 74.1 | 77.4 | 76.6 | 70.7 | 60.3 | 51.6 | 43.3 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 13.4 | 12.7 | 13 | 15 | 18.6 | 23 | 26.2 | 26.9 | 25.5 | 21.8 | 18 | 15.3 |
°F | 56.2 | 54.8 | 55.5 | 58.9 | 65.5 | 73.5 | 79.2 | 80.5 | 77.9 | 71.2 | 64.5 | 59.5 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 15 | 16 | 16 | 14 | 13 | 12 | 11 | 10 | 11 | 12 | 13 | 14 |
mph | 9 | 10 | 10 | 9 | 8 | 7 | 7 | 7 | 7 | 7 | 8 | 9 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
The graph below shows the average relative humidity.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|
69% | 64% | 64% | 62% | 69% | 71% | 75% | 76% | 76% | 71% | 70% | 70% |
Hottest month: | July | 30.4°C 86.7°F |
---|---|---|
Driest month: | October | 88mm 3.5ins |
Sunniest month: | June | 9.8hrs |
Coldest month: | January | 9.6°C 49.3°F |
Wettest month: | March | 154mm 6.1ins |
Warmest sea: | August | 26.9°C 80.4°F |