Park County (Yellowstone National Park)
May
Weather in Park County for May 2025
Your guide to Park County weather in May - trends and predictions
Expect heavy snowfall in Park County during May, with an average of 19 snowy days.
In general, the average temperature in Park County at the beginning of May is 2.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 8.9 °F by the end of May.
New! Chat with our AI weatherman - it’s amazing and free.
Snow Forecast ❄️
Temperatures
More
7
Dry days
5
Rainy days
19
Snow days
7°/-3°
Temperatures
23 km/h
Avg max wind
74 %
Avg humidity
Park County Weather May
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  -1° | 2  0° | 3 2° | ||||
| 4  8° | 5  8° | 6 0° | 7 0° | 8 2° | 9  6° | 10  9° |
| 11  12° | 12 14° | 13 12° | 14 7° | 15 9° | 16  12° | 17 10° |
| 18  8° | 19  6° | 20 7° | 21 4° | 22 3° | 23 1° | 24  6° |
| 25 4° | 26 5° | 27 11° | 28 15° | 29 10° | 30 6° | 31 11° |
You can click on date
Access Park County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during May in Park County
See the weather trend as well as the moving average line
May weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| May 1 | Moderate or heavy snow with thunder | -1° /-7° | 8.5 mm | 5.8 cm | |
| May 2 | Moderate or heavy snow showers | 0° /-11° | 2.2 mm | 1.4 cm | |
| May 3 | Moderate or heavy snow showers | 2° /-9° | 1.7 mm | 0.8 cm | |
| May 4 | Overcast | 8° /-7° | 0 mm | 0 cm | |
| May 5 | Patchy light rain with thunder | 8° /-3° | 7.3 mm | 1.8 cm | |
| May 6 | Moderate or heavy snow with thunder | 0° /-5° | 7.8 mm | 2.7 cm | |
| May 7 | Moderate or heavy snow showers | 0° /-5° | 3 mm | 1.1 cm | |
| May 8 | Moderate or heavy snow with thunder | 2° /-4° | 7 mm | 5 cm | |
| May 9 | Patchy moderate snow | 6° /-5° | 0.5 mm | 0.2 cm | |
| May 10 | Mist | 9° /-5° | 0 mm | 0 cm | |
| May 11 | Patchy rain possible | 12° /-2° | 0.9 mm | 0 cm | |
| May 12 | Patchy rain possible | 14° /0° | 4.4 mm | 0.2 cm | |
| May 13 | Patchy light rain with thunder | 12° /2° | 5.3 mm | 0.5 cm | |
| May 14 | Moderate or heavy snow with thunder | 7° /1° | 14.6 mm | 6.7 cm | |
| May 15 | Patchy light rain with thunder | 9° /-1° | 2.3 mm | 0 cm | |
| May 16 | Partly cloudy | 12° /-1° | 0 mm | 0 cm | |
| May 17 | Patchy rain possible | 10° /-1° | 0.9 mm | 0 cm | |
| May 18 | Sunny | 8° /-4° | 0 mm | 0 cm | |
| May 19 | Light freezing rain | 6° /-1° | 0.8 mm | 0.5 cm | |
| May 20 | Overcast | 7° /-2° | 0 mm | 0 cm | |
| May 21 | Moderate or heavy snow with thunder | 4° /-4° | 18.3 mm | 12.5 cm | |
| May 22 | Moderate or heavy snow with thunder | 3° /-5° | 5.8 mm | 3.5 cm | |
| May 23 | Moderate or heavy snow with thunder | 1° /-4° | 5.9 mm | 4.3 cm | |
| May 24 | Patchy light snow with thunder | 6° /-5° | 0.7 mm | 0 cm | |
| May 25 | Moderate or heavy snow with thunder | 4° /-3° | 5.5 mm | 1.8 cm | |
| May 26 | Patchy light snow with thunder | 5° /-2° | 4 mm | 1.8 cm | |
| May 27 | Mist | 11° /-4° | 0 mm | 0 cm | |
| May 28 | Partly cloudy | 15° /0° | 0.8 mm | 0 cm | |
| May 29 | Patchy light rain with thunder | 10° /2° | 4.4 mm | 0 cm | |
| May 30 | Patchy moderate snow | 6° /-1° | 1.2 mm | 0.4 cm | |
| May 31 | Sunny | 11° /-3° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Park 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 Park County forecast closer to your planned date for the most up-to-date weather information.
Park County in May - FAQ
What are the expected maximum and minimum temperatures in Park County during May?
Prepare for cooler days with highs just around 7° and colder nights, dipping below -3°.
How much rainfall should be expected in Park County during May?
Significant rainfall exceeding 113.9 mm is expected in Park County during May, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Park County in May 2025?
Park County experiences an average snowfall of 50.8 cm during May, occurring over 19 days.
What are the typical wind conditions in Park County during May?
The average wind speed in Park County during May is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
Park County snow forecast May 2025
Track daily snowfall levels and discover Park County’s snowy potential this May ❄️
May rainfall patterns in Park County
Explore the daily rainfall trends and prepare for Park Countys May weather 💧
Top locations in Park County
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is Park County?Get accurate weather forecasts for Park County, located at latitude 44.428 and longitude -110.588. Stay updated with localized weather information tailored for Park County.
Found a mistake?
We appreciate your attention to details. Tell us here.