San Juan County (Silverton)
January
Weather in San Juan County, Colorado for January 2026
Your guide to San Juan County weather in January - trends and predictions
San Juan County typically experiences moderate snowfall in January, with an average of 7 snowy days.
In general, the average temperature in San Juan County at the beginning of January is -6.1 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of -5.9 °F by the end of January.
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Snow Forecast ❄️
Temperatures
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15
Dry days
9
Rainy days
7
Snow days
-9°/-19°
Temperatures
12 km/h
Avg max wind
66 %
Avg humidity
San Juan County Weather January
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Temperatures trend during January in San Juan County
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January weather in San Juan County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Jan. 1 |  Light freezing rain | -7° /-18° | 0.4 mm | 0 cm | |
| Jan. 2 |  Overcast | -5° /-12° | 0 mm | 0 cm | |
| Jan. 3 | Overcast | 0° /-9° | 0 mm | 0 cm | |
| Jan. 4 |  Patchy moderate snow | -5° /-13° | 10.1 mm | 6.7 cm | |
| Jan. 5 |  Cloudy | -11° /-17° | 4.1 mm | 2.9 cm | |
| Jan. 6 | Light freezing rain | -8° /-18° | 2.2 mm | 0 cm | |
| Jan. 7 | Patchy moderate snow | -7° /-16° | 3.3 mm | 1.3 cm | |
| Jan. 8 |  Partly cloudy | -4° /-18° | 0 mm | 0 cm | |
| Jan. 9 | Light freezing rain | -13° /-19° | 1.7 mm | 0 cm | |
| Jan. 10 | Partly cloudy | -9° /-22° | 0.3 mm | 0 cm | |
| Jan. 11 |  Moderate snow | -10° /-18° | 7.8 mm | 3.9 cm | |
| Jan. 12 | Light freezing rain | -13° /-22° | 0.2 mm | 0 cm | |
| Jan. 13 | Light freezing rain | -14° /-25° | 1.3 mm | 0 cm | |
| Jan. 14 | Partly cloudy | -12° /-22° | 0 mm | 0 cm | |
| Jan. 15 | Cloudy | -4° /-21° | 0 mm | 0 cm | |
| Jan. 16 |  Sunny | -2° /-12° | 0 mm | 0 cm | |
| Jan. 17 | Overcast | -8° /-16° | 0 mm | 0 cm | |
| Jan. 18 | Patchy moderate snow | -13° /-24° | 4.3 mm | 0.6 cm | |
| Jan. 19 | Light freezing rain | -15° /-26° | 1.4 mm | 0 cm | |
| Jan. 20 | Light freezing rain | -20° /-28° | 2.3 mm | 0 cm | |
| Jan. 21 | Partly cloudy | -9° /-28° | 0 mm | 0 cm | |
| Jan. 22 | Light freezing rain | -14° /-22° | 0.2 mm | 0 cm | |
| Jan. 23 | Light freezing rain | -16° /-25° | 0.2 mm | 0 cm | |
| Jan. 24 | Cloudy | -5° /-17° | 0 mm | 0 cm | |
| Jan. 25 | Light freezing rain | -7° /-16° | 1.2 mm | 0 cm | |
| Jan. 26 | Partly cloudy | -7° /-16° | 0.2 mm | 0 cm | |
| Jan. 27 | Sunny | -6° /-17° | 0 mm | 0 cm | |
| Jan. 28 | Light freezing rain | -7° /-13° | 0.6 mm | 0 cm | |
| Jan. 29 |  Moderate or heavy snow showers | -8° /-13° | 25.3 mm | 17.4 cm | |
| Jan. 30 | Partly cloudy | -7° /-15° | 1.8 mm | 1 cm | |
| Jan. 31 | Sunny | 1° /-15° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for San Juan County in January 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 San Juan County forecast closer to your planned date for the most up-to-date weather information.
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San Juan County in January - FAQ
What are the expected maximum and minimum temperatures in San Juan County during January?
Brace for cold days with temperatures not exceeding -9° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in San Juan County during January?
Moderate rainfall is anticipated in San Juan County during January, with a total of 69 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
Will it snow in San Juan County in January 2026?
San Juan County experiences an average snowfall of 33.8 cm during January, occurring over 7 days.
What are the typical wind conditions in San Juan County during January?
The average wind speed in San Juan County during January is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
San Juan County snow forecast January 2026
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January rainfall patterns in San Juan County
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Where is San Juan County?Get accurate weather forecasts for San Juan County, located at latitude 37.812 and longitude -107.665. Stay updated with localized weather information tailored for San Juan County.
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