Summit County (Park City)
May
Weather in Summit County for May 2025
Your guide to Summit County weather in May - trends and predictions
The climate of Summit County in May is quite snowy, averaging 11 snowy days.
In general, the average temperature in Summit County at the beginning of May is 6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 15.7 °F by the end of May.
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Snow Forecast ❄️
Temperatures
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12
Dry days
8
Rainy days
11
Snow days
12°/1°
Temperatures
16 km/h
Avg max wind
63 %
Avg humidity
Summit County Weather May
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  5° | 2  7° | 3  8° | ||||
| 4  15° | 5  6° | 6 2° | 7 -1° | 8  1° | 9  7° | 10 9° |
| 11  13° | 12 15° | 13 18° | 14 15° | 15 13° | 16 16° | 17 17° |
| 18 17° | 19 15° | 20 6° | 21 8° | 22 15° | 23  7° | 24  11° |
| 25 9° | 26 13° | 27 18° | 28 20° | 29 19° | 30 13° | 31 18° |
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Temperatures trend during May in Summit County
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| May 1 | Sunny | 5° /-2° | 0.2 mm | 0.1 cm | |
| May 2 | Partly cloudy | 7° /-3° | 0 mm | 0 cm | |
| May 3 | Moderate or heavy snow showers | 8° /0° | 2.8 mm | 1.9 cm | |
| May 4 | Patchy rain possible | 15° /-1° | 0.4 mm | 0 cm | |
| May 5 | Moderate or heavy snow with thunder | 6° /-6° | 28.1 mm | 18.6 cm | |
| May 6 | Moderate or heavy snow with thunder | 2° /-3° | 7.1 mm | 5.1 cm | |
| May 7 | Moderate or heavy snow with thunder | -1° /-4° | 15.1 mm | 10.8 cm | |
| May 8 | Light snow showers | 1° /-8° | 2 mm | 1.4 cm | |
| May 9 | Patchy light rain with thunder | 7° /-4° | 2.4 mm | 0 cm | |
| May 10 | Patchy light rain with thunder | 9° /-3° | 3.6 mm | 0 cm | |
| May 11 | Moderate rain at times | 13° /0° | 1.4 mm | 0 cm | |
| May 12 | Patchy rain possible | 15° /3° | 0.6 mm | 0 cm | |
| May 13 | Sunny | 18° /5° | 0.1 mm | 0 cm | |
| May 14 | Patchy rain possible | 15° /5° | 0.3 mm | 0 cm | |
| May 15 | Patchy light rain with thunder | 13° /4° | 1.5 mm | 0 cm | |
| May 16 | Sunny | 16° /4° | 0 mm | 0 cm | |
| May 17 | Sunny | 17° /6° | 0 mm | 0 cm | |
| May 18 | Patchy rain possible | 17° /3° | 0 mm | 0 cm | |
| May 19 | Patchy rain possible | 15° /5° | 1.2 mm | 0 cm | |
| May 20 | Moderate or heavy snow with thunder | 6° /1° | 8.6 mm | 4.3 cm | |
| May 21 | Moderate or heavy snow with thunder | 8° /-1° | 3.7 mm | 2.2 cm | |
| May 22 | Patchy rain possible | 15° /0° | 0 mm | 0 cm | |
| May 23 | Patchy light snow | 7° /0° | 0.2 mm | 0.1 cm | |
| May 24 | Thundery outbreaks possible | 11° /0° | 0.6 mm | 0.1 cm | |
| May 25 | Moderate or heavy snow with thunder | 9° /3° | 13.9 mm | 3.4 cm | |
| May 26 | Sunny | 13° /0° | 0 mm | 0 cm | |
| May 27 | Sunny | 18° /3° | 0 mm | 0 cm | |
| May 28 | Thundery outbreaks possible | 20° /6° | 0 mm | 0 cm | |
| May 29 | Patchy light rain with thunder | 19° /6° | 2 mm | 0 cm | |
| May 30 | Sunny | 13° /2° | 0 mm | 0 cm | |
| May 31 | Partly cloudy | 18° /4° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Summit 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 Summit County forecast closer to your planned date for the most up-to-date weather information.
Summit County in May - FAQ
What are the expected maximum and minimum temperatures in Summit County during May?
Prepare for cooler days with highs just around 12° and colder nights, dipping below 1°.
How much rainfall should be expected in Summit County during May?
Moderate rainfall is anticipated in Summit County during May, with a total of 95.9 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
Will it snow in Summit County in May 2025?
Summit County experiences an average snowfall of 48 cm during May, occurring over 11 days.
What are the typical wind conditions in Summit County during May?
The average wind speed in Summit County during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
Summit County snow forecast May 2025
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May rainfall patterns in Summit County
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