Bismarck (ND)
May
Weather in Bismarck, North Dakota for May 2027
Your guide to Bismarck weather in May - trends and predictions
In general, the average temperature in Bismarck at the beginning of May is 16.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 25.6 °C by the end of May.
Bismarck experiences moderate rainfall in May, with an average of 10 rainy days and a total precipitation of 88.3 mm.
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Temperatures
Rain 🌧️
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21
Dry days
10
Rainy days
0
Snow days
19°/7°
Temperatures
22 km/h
Avg max wind
59 %
Avg humidity
Bismarck Weather May
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Temperatures trend during May in Bismarck
See the weather trend as well as the moving average line
May weather in Bismarck day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 15° /2° | 0.3 mm | 6 | |
| May 2 | Patchy rain possible | 12° /4° | 0.6 mm | 3 | |
| May 3 |  Sunny | 22° /4° | 0 mm | 7 | |
| May 4 | Sunny | 20° /6° | 0.1 mm | 6 | |
| May 5 |  Cloudy | 17° /5° | 1.1 mm | 7 | |
| May 6 | Patchy rain possible | 14° /3° | 0.1 mm | 5 | |
| May 7 | Cloudy | 18° /3° | 0 mm | 6 | |
| May 8 | Cloudy | 23° /7° | 0.3 mm | 7 | |
| May 9 | Cloudy | 21° /8° | 0.2 mm | 8 | |
| May 10 |  Partly cloudy | 23° /5° | 0 mm | 7 | |
| May 11 | Sunny | 29° /11° | 0 mm | 7 | |
| May 12 |  Moderate rain at times | 27° /14° | 0.2 mm | 8 | |
| May 13 | Cloudy | 28° /12° | 0 mm | 8 | |
| May 14 | Moderate or heavy rain shower | 24° /15° | 3.5 mm | 5 | |
| May 15 | Moderate or heavy rain shower | 18° /9° | 24.8 mm | 5 | |
| May 16 | Moderate or heavy rain shower | 13° /5° | 6.8 mm | 5 | |
| May 17 |  Overcast | 13° /5° | 6 mm | 5 | |
| May 18 | Moderate or heavy rain shower | 9° /2° | 4.1 mm | 3 | |
| May 19 | Moderate or heavy rain shower | 9° /3° | 13.2 mm | 3 | |
| May 20 |  Heavy rain at times | 13° /2° | 7.2 mm | 5 | |
| May 21 | Moderate rain at times | 7° /1° | 9 mm | 1 | |
| May 22 | Overcast | 16° /4° | 10.8 mm | 6 | |
| May 23 | Overcast | 19° /5° | 0.1 mm | 7 | |
| May 24 | Cloudy | 22° /8° | 0.1 mm | 8 | |
| May 25 |  Fog | 24° /8° | 0 mm | 8 | |
| May 26 | Partly cloudy | 27° /13° | 0 mm | 8 | |
| May 27 | Cloudy | 25° /12° | 0 mm | 8 | |
| May 28 | Cloudy | 26° /14° | 0 mm | 9 | |
| May 29 | Sunny | 25° /15° | 0 mm | 9 | |
| May 30 | Sunny | 25° /14° | 0.9 mm | 8 | |
| May 31 | Sunny | 27° /15° | 6.3 mm | 7 | |
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Important Notice
Our weather forecast for Bismarck 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 Bismarck forecast closer to your planned date for the most up-to-date weather information.
Change Month
Bismarck in May - FAQ
What are the expected maximum and minimum temperatures in Bismarck during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bismarck during May?
Moderate rainfall is anticipated in Bismarck during May, with a total of 88.3 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Bismarck during May?
The average wind speed in Bismarck during May is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Bismarck
Explore the daily rainfall trends and prepare for Bismarcks May weather 💧
Typically, Bismarck has 10 rainy days in May with a total of 88.3 mm of rainfall.
UV exposure in Bismarck during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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