Downtown (Duluth) Weather Forecast
- 71
- 95
Hot
- 71
- 99
Hot
- 64
- 95
Mostly Sunny
- 60
- 84
Mostly Cloudy
- 57
- 73
Chance Thunderstorms
- 57
- 71
Chance Thunderstorms
Today 12 Jul Douglas
Sunny, hot with Highs in the lower 90s. Southwest Winds 10 to 15 Mph.
Tonight 12 Jul Douglas
Clear with Lows in the lower 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.
Downtown (Duluth) Temperature Statistics
July Temperature
Duluth - Sky Harbor Airport (2.5 miles)
Lowest 3 July, 2026
53.6 °FAverage July
65.2 °FHighest 2 July, 2026
87.8 °F
Climate (2021–2026)
Duluth - Sky Harbor Airport (2.5 miles)
Average Low 2021–2026
35.7 °FAverage 2021–2026
42.4 °FAverage High 2021–2026
49.4 °F