Climate normals · 1970–2000
Duluth Climate
Duluth is a city in United States (MN) with a population of about 86,110. Its average annual temperature is 4.6°C (40°F), with roughly 768 mm of rain per year.
4.6°C
Avg Temp
768
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
Duluth Climate
Duluth has an average annual temperature of 4.6°C (40°F) and receives about 768 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
4.6°C
Avg Temp
768
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -13° / 9° | 27 mm |
| February | -10° / 15° | 19 mm |
| March | -3° / 26° | 42 mm |
| April | 4° / 39° | 54 mm |
| May | 11° / 52° | 77 mm |
| June | 17° / 62° | 102 mm |
| July | 20° / 68° | 102 mm |
| August | 19° / 66° | 104 mm |
| September | 14° / 57° | 99 mm |
| October | 7° / 45° | 64 mm |
| November | -1° / 30° | 52 mm |
| December | -9° / 16° | 26 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Duluth
The most comfortable months to visit Duluth are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 26°C high). The coldest is January (near -18°C low). August is usually the wettest month.
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Frequently Asked Questions
The most comfortable months to visit Duluth are typically July, August and June, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Duluth, United States has an average annual temperature of 4.6°C and about 768 mm of precipitation per year. The warmest month is July and the coldest is January.
In July, the hottest month, daily highs in Duluth average about 26°C (79°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.