Weather in San Miguel County, Colorado for September 2026
With an average of 3 snowy days, San Miguel County usually enjoys a light touch of snow in September.
According to San Miguel County snow forecast for September 2026, 1 snowy day is expected until the end of the month at Tuesday, September 29.So far, September 2026 in San Miguel County is slightly warmer than the historical average by 1.4 °F.
The forecast for the coming days of September 2026 predicts a temperature of 14.1 °F , which is warmer than usual.
In general, the average temperature in San Miguel County at the beginning of September is 17 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.4 °F by the end of September.
San Miguel County experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 127.7 mm.
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San Miguel County Weather September
Temperatures trend during September in San Miguel County
September weather in San Miguel County day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Sept. 1 | Patchy light rain with thunder | 18° /4° | 1.1 mm | 0 cm | |
| Sept. 2 | Patchy light drizzle | 16° /5° | 0.3 mm | 0 cm | |
| Sept. 3 | Patchy rain possible | 19° /5° | 0.1 mm | 0 cm | |
| Sept. 4 | Patchy rain possible | 18° /6° | 0.1 mm | 0 cm | |
| Sept. 5 | Sunny | 15° /5° | 7.1 mm | 0 cm | |
| Sept. 6 | Patchy rain possible | 16° /4° | 7.3 mm | 0 cm | |
| Sept. 7 | Patchy rain possible | 17° /5° | 0.4 mm | 0 cm | |
| Sept. 8 | Sunny | 17° /6° | 0.1 mm | 0 cm | |
| Sept. 9 | Patchy rain possible | 15° /5° | 0.1 mm | 0 cm | |
| Sept. 10 | Patchy light rain with thunder | 15° /4° | 3.1 mm | 0.6 cm | |
| Sept. 11 | Patchy light rain with thunder | 14° /4° | 9.4 mm | 0.3 cm | |
| Sept. 12 | Sunny | 14° /2° | 2.5 mm | 0 cm | |
| Sept. 13 | Sunny | 13° /2° | 1.8 mm | 0 cm | |
| Sept. 14 | Sunny | 13° /1° | 3 mm | 0 cm | |
| Sept. 15 | Patchy light rain with thunder | 13° /3° | 1.7 mm | 0.2 cm | |
| Sept. 16 | Patchy light snow with thunder | 12° /3° | 3 mm | 0.1 cm | |
| Sept. 17 | Patchy light rain with thunder | 10° /4° | 19 mm | 0 cm | |
| Sept. 18 | Sunny | 12° /2° | 0.6 mm | 0 cm | |
| Sept. 19 | Sunny | 12° /3° | 2.2 mm | 0 cm | |
| Sept. 20 | Sunny | 12° /3° | 2 mm | 0 cm | |
| Sept. 21 | Moderate or heavy snow showers | 11° /1° | 5.4 mm | 2.3 cm | |
| Sept. 22 | Fog | 9° /0° | 7.8 mm | 2.7 cm | |
| Sept. 23 | Thundery outbreaks possible | 9° /1° | 2.4 mm | 0 cm | |
| Sept. 24 | Partly cloudy | 11° /2° | 1.7 mm | 0 cm | |
| Sept. 25 | Partly cloudy | 12° /4° | 3 mm | 0 cm | |
| Sept. 26 | Patchy rain possible | 13° /2° | 0.2 mm | 0 cm | |
| Sept. 27 | Overcast | 16° /4° | 0 mm | 0 cm | |
| Sept. 28 | Light sleet showers | 6° /4° | 4.5 mm | 0 cm | |
| Sept. 29 | Light rain shower | 11° /3° | 5.9 mm | 2 cm | |
| Sept. 30 | Patchy rain possible | 11° /4° | 2.3 mm | 0 cm | |
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San Miguel County in September - FAQ
What are the expected maximum and minimum temperatures in San Miguel County during September?
How much rainfall should be expected in San Miguel County during September?
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What are the typical wind conditions in San Miguel County during September?
San Miguel County snow forecast September 2026
September rainfall patterns in San Miguel County
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Get accurate weather forecasts for San Miguel County, located at latitude 37.937 and longitude -107.812. Stay updated with localized weather information tailored for San Miguel County.