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San Miguel County (Telluride)
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United States weather

Weather in San Miguel County, Colorado for September 2025

Your guide to San Miguel County weather in September - trends and predictions

    Snow Forecast ❄️

  • With an average of 5 snowy days, San Miguel County usually enjoys a light touch of snow in September.
    According to San Miguel County snow forecast for September 2025, 1 snowy day is expected until the end of the month at Monday, September 29.

    • Temperatures

  • Until now, September 2025 in San Miguel County is cooler than usual, with temperatures averaging 12.1 °F, this is -2.1 °F below the typical seasonal average.

  • The forecast for the upcoming days in San Miguel County predicts a temperature of 15.4 °F, which is slightly above the historical average.

  • In general, the average temperature in San Miguel County at the beginning of September is 15.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 16.4 °F by the end of September.

    • More

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Average dry days
23
Dry days
Average rainy days
2
Rainy days
Average snowy days
5
Snow days
Average temperatures
14°/3°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
54 %
Avg humidity

San Miguel County Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy light rain with thunder
17°
2
Patchy light drizzle
15°
3
Patchy rain possible
19°
4
Patchy rain possible
16°
5
Sunny
12°
6
Patchy rain possible
14°
7
Patchy rain possible
16°
8
Thundery outbreaks possible
16°
9
Patchy rain possible
13°
10
Patchy light rain with thunder
14°
11
Patchy light rain with thunder
12°
12
Sunny
12°
13
Sunny
11°
14
Sunny
13°
15
Patchy light rain with thunder
12°
16
Sunny
12°
17
Sunny
13°
18
Sunny
12°
19
Partly cloudy
13°
20
Patchy rain possible
11°
21
Sunny
13°
22
Sunny
17°
23
Sunny
24°
24
Sunny
26°
25
Sunny
17°
26
Sunny
24°
27
Sunny
17°
28
Sunny
15°
29
Moderate or heavy snow showers
2°
30
Partly cloudy
14°

Temperatures trend during September in San Miguel County

See the weather trend as well as the moving average line

September weather in San Miguel County day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
Sept. 1 Patchy light rain with thunder
Patchy light rain with thunder
 17° /4° 1.7 mm 0 cm
Sept. 2 Patchy light drizzle
Patchy light drizzle
 15° /4° 0.4 mm 0 cm
Sept. 3 Patchy rain possible
Patchy rain possible
 19° /6° 0 mm 0 cm
Sept. 4 Patchy rain possible
Patchy rain possible
 16° /7° 0 mm 0 cm
Sept. 5 Sunny
Sunny
 12° /4° 10.6 mm 0 cm
Sept. 6 Patchy rain possible
Patchy rain possible
 14° /4° 10.8 mm 0 cm
Sept. 7 Patchy rain possible
Patchy rain possible
 16° /4° 0 mm 0 cm
Sept. 8 Thundery outbreaks possible
Thundery outbreaks possible
 16° /5° 0.1 mm 0 cm
Sept. 9 Patchy rain possible
Patchy rain possible
 13° /5° 0.2 mm 0 cm
Sept. 10 Patchy light rain with thunder
Patchy light rain with thunder
 14° /5° 4.6 mm 0.9 cm
Sept. 11 Patchy light rain with thunder
Patchy light rain with thunder
 12° /4° 14 mm 0.5 cm
Sept. 12 Sunny
Sunny
 12° /2° 2.8 mm 0 cm
Sept. 13 Sunny
Sunny
 11° /2° 0 mm 0 cm
Sept. 14 Sunny
Sunny
 13° /0° 0 mm 0 cm
Sept. 15 Patchy light rain with thunder
Patchy light rain with thunder
 12° /3° 1.1 mm 0.4 cm
Sept. 16 Sunny
Sunny
 12° /5° 0 mm 0 cm
Sept. 17 Sunny
Sunny
 13° /6° 0 mm 0 cm
Sept. 18 Sunny
Sunny
 12° /3° 0 mm 0 cm
Sept. 19 Partly cloudy
Partly cloudy
 13° /3° 0 mm 0 cm
Sept. 20 Patchy rain possible
Patchy rain possible
 11° /2° 1.3 mm 0 cm
Sept. 21 Sunny
Sunny
 13° /2° 0 mm 0 cm
Sept. 22 Sunny
Sunny
 17° /0° 0 mm 0 cm
Sept. 23 Sunny
Sunny
 24° /3° 0 mm 0 cm
Sept. 24 Sunny
Sunny
 26° /5° 0 mm 0 cm
Sept. 25 Sunny
Sunny
 17° /5° 0 mm 0 cm
Sept. 26 Sunny
Sunny
 24° /4° 0 mm 0 cm
Sept. 27 Sunny
Sunny
 17° /2° 0 mm 0 cm
Sept. 28 Sunny
Sunny
 15° /1° 0 mm 0 cm
Sept. 29 Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /-6° 1.7 mm 1.1 cm
Sept. 30 Partly cloudy
Partly cloudy
 14° /9° 0 mm 0 cm
Next
Important Notice
Our weather forecast for San Miguel County in September 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 Miguel County forecast closer to your planned date for the most up-to-date weather information.
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San Miguel County in September - FAQ

What are the expected maximum and minimum temperatures in San Miguel County during September?
Prepare for cooler days with highs just around 14° and colder nights, dipping below 3°.
How much rainfall should be expected in San Miguel County during September?
Moderate rainfall is anticipated in San Miguel County during September, with a total of 80 mm spread over approximately 2 days. Considering plans for rainy days is advisable.
Will it snow in San Miguel County in September 2025?
San Miguel County experiences an average snowfall of 10.68 cm during September, occurring over 5 days.
What are the typical wind conditions in San Miguel County during September?
The average wind speed in San Miguel County during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

San Miguel County snow forecast September 2025

Track daily snowfall levels and discover San Miguel County’s snowy potential this September ❄️

September rainfall patterns in San Miguel County

Explore the daily rainfall trends and prepare for San Miguel Countys September weather 💧

UV exposure in San Miguel County during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in San Miguel County
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Telluride
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Location coordinates Where is San Miguel County?

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.

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