Climate of Duluth

Duluth has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Duluth is 9° degrees and there is about 491 mm of rain in a year. It is dry for 146 days a year with an average humidity of 81% and an UV-index of 3.

Climate averages for the whole year

Day: the average daily temperature during the day is between -9°C and 26°C
Night:the average nighttime temperature is between -16°C and 14°C
Rain: it rains 130 days and there is a total of approximately 492 mm rainfall
Snow: it snows an average of 91 days per year
Sun hours: throughout the year there are 2308 sun hours

Maximum temperature:	between -9°C and 26°C
Warmest month:	26°C in July
Coldest month:	-9°C in January
Night temperature:	between -16°C and 14°C
Dry days:	144 days
Days with rain:	130 days
Days with snow:	91 days
Total rain sum:	492 mm
Hours of sunshine:	2308 hours

Climate of Duluth
Temperature graph
Precipitation graph
Climate chart of Duluth
The best travel time for Duluth
Climate of Duluth by month
Experiences with the weather of Duluth

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Duluth.

Precipitation graph

This graph shows the average amount of rainfall per month for Duluth.

Climate table of Duluth

In this climate table you can see at a glance what the average weather per month is for Duluth. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Duluth might be like in a given month.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Day temp. (°C)	-9	-6	1	8	17	22	26	25	20	11	3	-6
Night temp. (°C)	-16	-14	-6	0	6	10	14	13	9	4	-4	-11
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Precipitation (mm)	19	26	34	52	59	64	48	47	37	49	27	30
Days with rain	3	4	10	13	16	17	16	13	12	14	7	5
Days with snow	20	18	13	8	1	-	-	-	-	3	10	18
Dry days	8	6	8	9	14	13	15	18	18	14	13	8
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sun hours per day	3	3	4	7	9	9	10	10	9	5	4	3
Wind force (Bft)	3	3	3	3	3	3	2	2	3	3	3	3
UV-index	1	1	2	3	4	5	6	5	4	2	2	1

Best time to visit Duluth

The best time to visit Duluth in the state of Minnesota is from June through September. In this period you have a pleasant temperature and little precipitation. The highest average temperature in Duluth is 26°C in July and the lowest is -9°C in January.

Climate of Duluth by month

What is the average climate in a given month for Duluth? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

January