Cascade County (Great Falls)
May
Weather in Cascade County, Montana for May 2027
Your guide to Cascade County weather in May - trends and predictions
Cascade County experiences moderate rainfall in May, with an average of 8 rainy days and a total precipitation of 67.4 mm.
Is May a good time to visit Cascade County? check out the best time to travel to Cascade County page.
✨ Is May a good time to visit Cascade County? – Ask the AI Weatherman
Rain 🌧️
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23
Dry days
8
Rainy days
0
Snow days
20°/7°
Temperatures
22 km/h
Avg max wind
56 %
Avg humidity
Cascade County Weather May
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Temperatures trend during May in Cascade County
See the weather trend as well as the moving average line
May weather in Cascade County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 21° /6° | 0.1 mm | 7 | |
| May 2 |  Sunny | 22° /7° | 0 mm | 7 | |
| May 3 | Sunny | 24° /7° | 0 mm | 7 | |
| May 4 | Patchy rain possible | 15° /6° | 2.3 mm | 5 | |
| May 5 |  Heavy rain at times | 11° /4° | 9.2 mm | 5 | |
| May 6 |  Partly cloudy | 17° /0° | 0.2 mm | 8 | |
| May 7 |  Overcast | 20° /8° | 0.6 mm | 6 | |
| May 8 |  Cloudy | 23° /7° | 0.1 mm | 8 | |
| May 9 |  Light rain | 20° /7° | 2.7 mm | 6 | |
| May 10 | Patchy rain possible | 27° /9° | 0.3 mm | 7 | |
| May 11 | Patchy rain possible | 23° /11° | 0.3 mm | 7 | |
| May 12 | Patchy rain possible | 22° /9° | 0.1 mm | 8 | |
| May 13 | Light rain | 22° /10° | 2.7 mm | 6 | |
| May 14 | Light rain | 14° /7° | 4.7 mm | 6 | |
| May 15 | Light rain | 14° /7° | 2.5 mm | 5 | |
| May 16 | Patchy rain possible | 14° /6° | 0.2 mm | 3 | |
| May 17 | Light rain | 12° /3° | 3.5 mm | 6 | |
| May 18 | Heavy rain at times | 11° /2° | 5.8 mm | 5 | |
| May 19 | Patchy rain possible | 16° /5° | 1 mm | 6 | |
| May 20 | Light rain | 14° /5° | 3.1 mm | 7 | |
| May 21 | Patchy rain possible | 15° /3° | 0.1 mm | 8 | |
| May 22 | Light rain | 18° /4° | 4.2 mm | 6 | |
| May 23 | Light rain | 19° /7° | 4.9 mm | 6 | |
| May 24 | Cloudy | 23° /7° | 0 mm | 8 | |
| May 25 | Sunny | 27° /8° | 0 mm | 9 | |
| May 26 |  Mist | 28° /10° | 0.2 mm | 9 | |
| May 27 | Cloudy | 26° /13° | 0.1 mm | 9 | |
| May 28 | Partly cloudy | 27° /11° | 0 mm | 9 | |
| May 29 | Mist | 29° /10° | 0.4 mm | 9 | |
| May 30 | Light rain | 22° /13° | 4.8 mm | 8 | |
| May 31 |  Moderate rain | 21° /8° | 13.8 mm | 6 | |
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Important Notice
Our weather forecast for Cascade County 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 Cascade County forecast closer to your planned date for the most up-to-date weather information.
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Cascade County in May - FAQ
What are the expected maximum and minimum temperatures in Cascade County during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cascade County during May?
Moderate rainfall is anticipated in Cascade County during May, with a total of 67.4 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cascade County during May?
The average wind speed in Cascade County during May is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Cascade County
Explore the daily rainfall trends and prepare for Cascade Countys May weather 💧
Typically, Cascade County has 8 rainy days in May with a total of 67.4 mm of rainfall.
UV exposure in Cascade County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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