Billings (MT)
May
Weather in Billings, Montana for May 2026
Your guide to Billings weather in May - trends and predictions
In general, the average temperature in Billings at the beginning of May is 19.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 25 °F by the end of May.
The climate of Billings in May is notably wet, with an average of 14 rainy days, and a total of 93.5 mm of precipitation.
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Temperatures
Rain 🌧️
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17
Dry days
14
Rainy days
0
Snow days
21°/6°
Temperatures
20 km/h
Avg max wind
66 %
Avg humidity
Billings Weather May
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Temperatures trend during May in Billings
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May weather in Billings day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Moderate rain at times | 18° /3° | 1.2 mm | 4 | |
| May 2 |  Partly cloudy | 22° /1° | 0 mm | 6 | |
| May 3 |  Sunny | 26° /7° | 0 mm | 7 | |
| May 4 | Partly cloudy | 27° /6° | 0 mm | 7 | |
| May 5 |  Heavy rain at times | 12° /4° | 9.6 mm | 3 | |
| May 6 |  Patchy rain possible | 9° /4° | 1.7 mm | 2 | |
| May 7 |  Overcast | 22° /3° | 0 mm | 5 | |
| May 8 | Sunny | 26° /7° | 0 mm | 7 | |
| May 9 | Overcast | 26° /9° | 0 mm | 6 | |
| May 10 | Partly cloudy | 30° /7° | 0 mm | 8 | |
| May 11 | Overcast | 28° /14° | 0 mm | 6 | |
| May 12 | Patchy rain possible | 29° /10° | 0.3 mm | 6 | |
| May 13 | Patchy rain possible | 18° /7° | 12.8 mm | 4 | |
| May 14 | Moderate or heavy rain shower | 13° /7° | 24.6 mm | 3 | |
| May 15 | Moderate or heavy rain shower | 14° /6° | 6.1 mm | 3 | |
| May 16 | Patchy rain possible | 16° /6° | 0.2 mm | 4 | |
| May 17 | Patchy rain possible | 20° /5° | 0.5 mm | 5 | |
| May 18 | Moderate or heavy rain shower | 16° /8° | 20.2 mm | 4 | |
| May 19 | Heavy rain at times | 12° /5° | 10.4 mm | 3 | |
| May 20 | Moderate rain at times | 17° /5° | 1.1 mm | 4 | |
| May 21 | Moderate rain at times | 18° /4° | 1 mm | 4 | |
| May 22 | Overcast | 22° /3° | 1.2 mm | 5 | |
| May 23 | Patchy rain possible | 20° /7° | 0.1 mm | 5 | |
| May 24 | Moderate or heavy rain shower | 17° /7° | 2.5 mm | 4 | |
| May 25 |  Mist | 21° /3° | 0 mm | 5 | |
| May 26 | Overcast | 23° /4° | 0 mm | 5 | |
| May 27 | Mist | 25° /6° | 0 mm | 6 | |
| May 28 | Sunny | 24° /13° | 0 mm | 6 | |
| May 29 | Mist | 26° /7° | 0 mm | 6 | |
| May 30 | Sunny | 26° /11° | 0 mm | 7 | |
| May 31 | Sunny | 30° /10° | 0 mm | 8 | |
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Important Notice
Our weather forecast for Billings 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 Billings forecast closer to your planned date for the most up-to-date weather information.
Change Month
Billings in May - FAQ
What are the expected maximum and minimum temperatures in Billings during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Billings during May?
Moderate rainfall is anticipated in Billings during May, with a total of 93.5 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Billings during May?
The average wind speed in Billings during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Billings
Explore the daily rainfall trends and prepare for Billingss May weather 💧
UV exposure in Billings during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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