Monroe County (Rochester)
December
Weather in Monroe County for December 2025
Your guide to Monroe County weather in December - trends and predictions
Monroe County typically experiences moderate snowfall in December, with an average of 10 snowy days.
In general, the average temperature in Monroe County at the beginning of December is 2.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 5.7 °F by the end of December.
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Snow Forecast ❄️
Temperatures
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11
Dry days
10
Rainy days
10
Snow days
4°/0°
Temperatures
22 km/h
Avg max wind
82 %
Avg humidity
Monroe County Weather December
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  3° | 2  6° | 3 4° | 4  3° | 5 1° | 6  -1° | |
| 7  2° | 8  5° | 9 8° | 10  8° | 11 4° | 12  3° | 13  0° |
| 14 2° | 15  5° | 16 6° | 17 8° | 18 6° | 19  1° | 20 1° |
| 21  -0° | 22 -3° | 23 3° | 24 3° | 25 4° | 26 4° | 27 4° |
| 28 7° | 29  9° | 30 8° | 31 4° |
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Temperatures trend during December in Monroe County
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Moderate rain | 3° /-2° | 4.2 mm | 0 cm | |
| Dec. 2 | Light rain | 6° /0° | 1.1 mm | 0 cm | |
| Dec. 3 | Moderate rain | 4° /0° | 10.5 mm | 0 cm | |
| Dec. 4 | Overcast | 3° /-1° | 0.1 mm | 0.1 cm | |
| Dec. 5 | Overcast | 1° /-1° | 1.1 mm | 0.8 cm | |
| Dec. 6 | Moderate or heavy snow showers | -1° /-3° | 0.3 mm | 0.3 cm | |
| Dec. 7 | Heavy snow | 2° /-3° | 1 mm | 0.8 cm | |
| Dec. 8 | Fog | 5° /-1° | 0 mm | 0 cm | |
| Dec. 9 | Patchy light drizzle | 8° /2° | 19.7 mm | 0 cm | |
| Dec. 10 | Heavy rain | 8° /4° | 44.1 mm | 0 cm | |
| Dec. 11 | Moderate or heavy snow showers | 4° /0° | 6 mm | 2.6 cm | |
| Dec. 12 | Cloudy | 3° /-2° | 0 mm | 0 cm | |
| Dec. 13 | Patchy light snow | 0° /-5° | 0 mm | 0 cm | |
| Dec. 14 | Cloudy | 2° /-6° | 0 mm | 0 cm | |
| Dec. 15 | Sunny | 5° /-1° | 0.9 mm | 0.6 cm | |
| Dec. 16 | Overcast | 6° /2° | 4.5 mm | 0 cm | |
| Dec. 17 | Light drizzle | 8° /4° | 3.8 mm | 0 cm | |
| Dec. 18 | Light rain | 6° /1° | 9.6 mm | 2.2 cm | |
| Dec. 19 | Light snow showers | 1° /-3° | 5.1 mm | 1 cm | |
| Dec. 20 | Sunny | 1° /-2° | 0 mm | 0 cm | |
| Dec. 21 | Light freezing rain | 0° /-4° | 2.6 mm | 1.9 cm | |
| Dec. 22 | Cloudy | -3° /-6° | 0 mm | 0 cm | |
| Dec. 23 | Light rain | 3° /-4° | 2 mm | 0 cm | |
| Dec. 24 | Light drizzle | 3° /0° | 3 mm | 1.4 cm | |
| Dec. 25 | Cloudy | 4° /1° | 0 mm | 0 cm | |
| Dec. 26 | Light drizzle | 4° /1° | 0.7 mm | 0 cm | |
| Dec. 27 | Moderate rain | 4° /2° | 4.9 mm | 0 cm | |
| Dec. 28 | Fog | 7° /2° | 0.3 mm | 0 cm | |
| Dec. 29 | Patchy rain possible | 9° /3° | 4 mm | 0 cm | |
| Dec. 30 | Light snow showers | 8° /1° | 0.9 mm | 0 cm | |
| Dec. 31 | Light snow | 4° /0° | 1.6 mm | 0.5 cm | |
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Important Notice
Our weather forecast for Monroe County in December 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 Monroe County forecast closer to your planned date for the most up-to-date weather information.
Monroe County in December - FAQ
What are the expected maximum and minimum temperatures in Monroe County during December?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Monroe County during December?
Significant rainfall exceeding 132 mm is expected in Monroe County during December, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Monroe County in December 2025?
Monroe County experiences an average snowfall of 12.19 cm during December, occurring over 10 days.
What are the typical wind conditions in Monroe County during December?
The average wind speed in Monroe County during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
Monroe County snow forecast December 2025
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December rainfall patterns in Monroe County
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Where is Monroe County?Get accurate weather forecasts for Monroe County, located at latitude 43.155 and longitude -77.616. Stay updated with localized weather information tailored for Monroe County.
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