Duluth (MN)
May
Weather in Duluth, Minnesota for May 2026
Your guide to Duluth weather in May - trends and predictions
In general, the average temperature in Duluth at the beginning of May is 14.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 20.1 °F by the end of May.
Duluth experiences moderate rainfall in May, with an average of 9 rainy days and a total precipitation of 42.9 mm.
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Temperatures
Rain 🌧️
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22
Dry days
9
Rainy days
0
Snow days
16°/6°
Temperatures
19 km/h
Avg max wind
70 %
Avg humidity
Duluth Weather May
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Temperatures trend during May in Duluth
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May weather in Duluth day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 10° /6° | 2.8 mm | 3 | |
| May 2 |  Moderate or heavy rain shower | 7° /2° | 20.1 mm | 2 | |
| May 3 |  Partly cloudy | 20° /3° | 0 mm | 6 | |
| May 4 | Partly cloudy | 13° /6° | 0 mm | 4 | |
| May 5 |  Overcast | 16° /2° | 0 mm | 4 | |
| May 6 | Partly cloudy | 25° /6° | 0 mm | 7 | |
| May 7 |  Sunny | 9° /3° | 0 mm | 3 | |
| May 8 |  Cloudy | 10° /1° | 0 mm | 3 | |
| May 9 | Cloudy | 25° /0° | 0 mm | 6 | |
| May 10 | Cloudy | 14° /6° | 0 mm | 3 | |
| May 11 | Sunny | 30° /3° | 0 mm | 8 | |
| May 12 | Sunny | 29° /15° | 0 mm | 7 | |
| May 13 | Sunny | 27° /15° | 0 mm | 7 | |
| May 14 | Cloudy | 21° /11° | 0 mm | 5 | |
| May 15 | Moderate or heavy rain shower | 16° /9° | 5.7 mm | 4 | |
| May 16 | Patchy rain possible | 13° /9° | 1 mm | 3 | |
| May 17 | Patchy rain possible | 11° /5° | 1.2 mm | 3 | |
| May 18 | Patchy rain possible | 5° /1° | 1.8 mm | 2 | |
| May 19 | Overcast | 7° /0° | 0.2 mm | 2 | |
| May 20 |  Heavy rain at times | 6° /3° | 6.5 mm | 2 | |
| May 21 | Patchy rain possible | 9° /4° | 2.9 mm | 2 | |
| May 22 | Partly cloudy | 17° /5° | 0 mm | 5 | |
| May 23 | Sunny | 13° /6° | 0 mm | 4 | |
| May 24 | Patchy rain possible | 15° /5° | 0.7 mm | 4 | |
| May 25 |  Mist | 19° /5° | 0 mm | 4 | |
| May 26 | Partly cloudy | 19° /3° | 0 mm | 5 | |
| May 27 | Overcast | 14° /5° | 0 mm | 3 | |
| May 28 | Mist | 18° /8° | 0 mm | 4 | |
| May 29 | Partly cloudy | 25° /12° | 0 mm | 7 | |
| May 30 | Overcast | 27° /14° | 0 mm | 6 | |
| May 31 | Cloudy | 19° /9° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Duluth in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Duluth forecast closer to your planned date for the most up-to-date weather information.
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Duluth in May - FAQ
What are the expected maximum and minimum temperatures in Duluth during May?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Duluth during May?
In May, Duluth can expect light to moderate rainfall, totaling 42.9 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Duluth during May?
The average wind speed in Duluth during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Duluth
Explore the daily rainfall trends and prepare for Duluths May weather 💧
UV exposure in Duluth during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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