San Juan County (Silverton)
March
Weather in San Juan County, Colorado for March 2026
Your guide to San Juan County weather in March - trends and predictions
The climate of San Juan County in March is quite snowy, averaging 12 snowy days.
According to San Juan County snow forecast for March 2026, 3 snowy days are expected until the end of the month. The closest date with snow is Sunday, March 29.So far, March 2026 in San Juan County shows a warmer trend than usual by 4.3 °F.
The forecast for the next days in San Juan County predicts a temperature of 5.1 °F, which is cooler than the historical average.
In general, the average temperature in San Juan County at the beginning of March is -2.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 8.1 °F by the end of March.
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Snow Forecast ❄️
Temperatures
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15
Dry days
4
Rainy days
12
Snow days
-3°/-13°
Temperatures
14 km/h
Avg max wind
71 %
Avg humidity
San Juan County Weather March
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Temperatures trend during March in San Juan County
See the weather trend as well as the moving average line
March weather in San Juan County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Mar. 1 |  Partly cloudy | 3° /-5° | 0 mm | 0 cm | |
| Mar. 2 |  Overcast | 1° /-6° | 0 mm | 0 cm | |
| Mar. 3 |  Moderate snow | -3° /-10° | 2 mm | 1 cm | |
| Mar. 4 |  Patchy moderate snow | -3° /-10° | 5.6 mm | 3 cm | |
| Mar. 5 | Overcast | 0° /-11° | 4.6 mm | 2.5 cm | |
| Mar. 6 |  Moderate or heavy snow showers | -5° /-14° | 16.9 mm | 11 cm | |
| Mar. 7 | Overcast | -8° /-19° | 0.2 mm | 0 cm | |
| Mar. 8 |  Light freezing rain | -7° /-15° | 0.9 mm | 0 cm | |
| Mar. 9 |  Sunny | 1° /-10° | 0 mm | 0 cm | |
| Mar. 10 | Sunny | 1° /-9° | 0 mm | 0 cm | |
| Mar. 11 | Overcast | 0° /-12° | 0 mm | 0 cm | |
| Mar. 12 | Light freezing rain | 0° /-10° | 0.1 mm | 0 cm | |
| Mar. 13 | Light freezing rain | -2° /-8° | 2.9 mm | 1.7 cm | |
| Mar. 14 | Light freezing rain | -2° /-10° | 4.1 mm | 1.8 cm | |
| Mar. 15 | Patchy moderate snow | -7° /-15° | 4.8 mm | 1.3 cm | |
| Mar. 16 | Partly cloudy | -2° /-16° | 0 mm | 0 cm | |
| Mar. 17 | Overcast | 1° /-9° | 0.5 mm | 0 cm | |
| Mar. 18 | Moderate or heavy snow showers | 3° /-8° | 9.6 mm | 6.8 cm | |
| Mar. 19 | Patchy moderate snow | -1° /-9° | 3.7 mm | 2.1 cm | |
| Mar. 20 | Overcast | 4° /-8° | 0 mm | 0 cm | |
| Mar. 21 | Sunny | 4° /-6° | 0 mm | 0 cm | |
| Mar. 22 | Patchy moderate snow | 3° /-5° | 1 mm | 0.2 cm | |
| Mar. 23 | Partly cloudy | 5° /-5° | 0.1 mm | 0 cm | |
| Mar. 24 | Sunny | 12° /5° | 0 mm | 0 cm | |
| Mar. 25 | Sunny | 15° /7° | 0 mm | 0 cm | |
| Mar. 26 | Sunny | 11° /6° | 0 mm | 0 cm | |
| Mar. 27 | Sunny | 9° /4° | 0 mm | 0 cm | |
| Mar. 28 | Partly cloudy | 9° /3° | 0 mm | 0 cm | |
| Mar. 29 |  Patchy rain possible | 8° /2° | 0.9 mm | 0.1 cm | |
| Mar. 30 | Patchy rain possible | 6° /0° | 3 mm | 1.5 cm | |
| Mar. 31 |  Moderate or heavy snow with thunder | -1° /-4° | 6.5 mm | 4.7 cm | |
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Important Notice
Our weather forecast for San Juan County in March 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 March - FAQ
What are the expected maximum and minimum temperatures in San Juan County during March?
Brace for cold days with temperatures not exceeding -3° 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 March?
Significant rainfall exceeding 109.3 mm is expected in San Juan County during March, occurring over more than 4 days. Preparing for wet conditions is recommended in your planning.
Will it snow in San Juan County in March 2026?
San Juan County experiences an average snowfall of 59 cm during March, occurring over 12 days.
What are the typical wind conditions in San Juan County during March?
The average wind speed in San Juan County during March is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
San Juan County snow forecast March 2026
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On average, San Juan County sees 12 snowy days during March, with approximately 59 cm of total snowfall.
March rainfall patterns in San Juan County
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Typically, San Juan County has 4 rainy days in March with a total of 109.3 mm of rainfall.
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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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