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Weather in Archuleta County, Colorado for September 2025

Your guide to Archuleta County weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Frost Advisory - See hour by hour.

  • Temperatures

  • Until now, September 2025 in Archuleta County is slightly cooler than the historical average by -1.1 °F.

  • The forecast for the upcoming days in Archuleta County predicts a temperature of 23.3 °F, which is slightly above the historical average.

  • In general, the average temperature in Archuleta County at the beginning of September is 22.6 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 22.9 °F by the end of September.

  • Rain 🌧️

  • Archuleta County experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 117.1 mm.

  • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
21
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/8°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
48 %
Avg humidity

Archuleta County Weather September

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Temperatures trend during September in Archuleta County

See the weather trend as well as the moving average line

September weather in Archuleta County day by day

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Date Weather Temperatures Rain UV More
Sept. 1 Thundery outbreaks possible
Thundery outbreaks possible
23° /10° 0 mm 5
Sept. 2 Partly cloudy
Partly cloudy
24° /12° 0 mm 6
Sept. 3 Thundery outbreaks possible
Thundery outbreaks possible
23° /10° 0 mm 5
Sept. 4 Partly cloudy
Partly cloudy
24° /11° 0 mm 6
Sept. 5 Thundery outbreaks possible
Thundery outbreaks possible
22° /9° 19 mm 5
Sept. 6 Thundery outbreaks possible
Thundery outbreaks possible
20° /10° 6.3 mm 5
Sept. 7 Sunny
Sunny
22° /11° 0 mm 6
Sept. 8 Sunny
Sunny
22° /10° 0 mm 6
Sept. 9 Patchy rain possible
Patchy rain possible
24° /8° 0.1 mm 6
Sept. 10 Patchy rain possible
Patchy rain possible
24° /9° 9 mm 6
Sept. 11 Patchy rain possible
Patchy rain possible
20° /8° 15.7 mm 5
Sept. 12 Patchy rain possible
Patchy rain possible
20° /7° 32.6 mm 5
Sept. 13 Sunny
Sunny
19° /7° 2.6 mm 5
Sept. 14 Sunny
Sunny
22° /4° 0 mm 6
Sept. 15 Sunny
Sunny
21° /7° 0 mm 2
Sept. 16 Sunny
Sunny
22° /8° 0 mm 1.7
Sept. 17 Sunny
Sunny
21° /7° 0 mm 2
Sept. 18 Sunny
Sunny
23° /4° 0 mm 1.8
Sept. 19 Sunny
Sunny
23° /5° 0 mm 0
Sept. 20 Sunny
Sunny
24° /6° 0 mm 4
Sept. 21 Sunny
Sunny
26° /8° 0 mm 5
Sept. 22 Sunny
Sunny
26° /8° 0 mm 5
Sept. 23 Patchy rain possible
Patchy rain possible
25° /10° 1.6 mm 4
Sept. 24 Patchy rain possible
Patchy rain possible
22° /8° 1.2 mm 3
Sept. 25 Sunny
Sunny
24° /7° 0 mm 4
Sept. 26 Sunny
Sunny
25° /8° 0 mm 5
Sept. 27 Sunny
Sunny
23° /8° 0 mm 5
Sept. 28 Patchy rain possible
Patchy rain possible
21° /7° 1.1 mm 3
Sept. 29 Partly cloudy
Partly cloudy
22° /9° 0 mm 6
Sept. 30 Cloudy
Cloudy
23° /11° 0 mm 5
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Important Notice
Our weather forecast for Archuleta 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 Archuleta County forecast closer to your planned date for the most up-to-date weather information.

Archuleta County in September - FAQ

What are the expected maximum and minimum temperatures in Archuleta County during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Archuleta County during September?
Significant rainfall exceeding 117.1 mm is expected in Archuleta County during September, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Archuleta County during September?
The average wind speed in Archuleta County during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Archuleta County

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

UV exposure in Archuleta County during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Archuleta County?

Get accurate weather forecasts for Archuleta County, located at latitude 37.269 and longitude -107.01. Stay updated with localized weather information tailored for Archuleta County.

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