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San Juan County (Silverton)
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United States weather

Weather in San Juan County, Colorado for October 2026

Your guide to San Juan County weather in October - trends and predictions

    Snow Forecast ❄️

  • The climate of San Juan County in October is quite snowy, averaging 11 snowy days.
    According to San Juan County snow forecast for October 2026, no snow is expected at the beginning of the month.

    • Temperatures

  • Expect cooler weather in first days of October 2026 in San Juan County with the forecast suggesting a temperature of 14.1 °F, lower than the historical average.

  • In general, the average temperature in San Juan County at the beginning of October is 15.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 3.4 °F by the end of October.

    • More

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Average dry days
15
Dry days
Average rainy days
5
Rainy days
Average snowy days
11
Snow days
Average temperatures
6°/-1°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
56 %
Avg humidity

San Juan County Weather October

Move between months or click on a day
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
15°
2
Sunny
15°
3
Sunny
15°
4
Sunny
11°
5
Sunny
15°
6
Sunny
18°
7
Sunny
19°
8
Sunny
17°
9
Overcast
16°
10
Sunny
9°
11
Overcast
8°
12
Overcast
9°
13
Patchy rain possible
7°
14
Heavy rain at times
8°
15
Heavy rain at times
7°
16
Moderate or heavy snow showers
4°
17
Moderate or heavy snow showers
3°
18
Patchy moderate snow
3°
19
Moderate or heavy snow showers
5°
20
Moderate or heavy snow showers
2°
21
Overcast
6°
22
Partly cloudy
7°
23
Sunny
6°
24
Sunny
3°
25
Sunny
6°
26
Overcast
8°
27
Cloudy
6°
28
Light freezing rain
2°
29
Moderate or heavy snow showers
3°
30
Thundery outbreaks possible
0°
31
Partly cloudy
-1°

Temperatures trend during October in San Juan County

See the weather trend as well as the moving average line

October weather in San Juan County day by day

Click on a date for more information
September November
Date Weather Temperatures Rain Snow More
Oct. 1 Sunny
Sunny
 15° /3° 0.1 mm 0 cm
Oct. 2 Sunny
Sunny
 15° /4° 0 mm 0 cm
Oct. 3 Sunny
Sunny
 15° /2° 0 mm 0 cm
Oct. 4 Sunny
Sunny
 11° /-1° 0 mm 0 cm
Oct. 5 Sunny
Sunny
 15° /2° 0 mm 0 cm
Oct. 6 Sunny
Sunny
 18° /4° 0 mm 0 cm
Oct. 7 Sunny
Sunny
 19° /6° 0 mm 0 cm
Oct. 8 Sunny
Sunny
 17° /6° 0 mm 0 cm
Oct. 9 Overcast
Overcast
 16° /5° 0 mm 0 cm
Oct. 10 Sunny
Sunny
 9° /4° 19.4 mm 0 cm
Oct. 11 Overcast
Overcast
 8° /3° 21.6 mm 4.5 cm
Oct. 12 Overcast
Overcast
 9° /2° 7.2 mm 1 cm
Oct. 13 Patchy rain possible
Patchy rain possible
 7° /2° 0.4 mm 0 cm
Oct. 14 Heavy rain at times
Heavy rain at times
 8° /2° 3.6 mm 0 cm
Oct. 15 Heavy rain at times
Heavy rain at times
 7° /0° 1.2 mm 0 cm
Oct. 16 Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /-3° 1.8 mm 0.8 cm
Oct. 17 Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-2° 2.6 mm 0.9 cm
Oct. 18 Patchy moderate snow
Patchy moderate snow
 3° /-2° 5.7 mm 3.3 cm
Oct. 19 Moderate or heavy snow showers
Moderate or heavy snow showers
 5° /0° 13.2 mm 9.4 cm
Oct. 20 Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /-4° 3.9 mm 2.7 cm
Oct. 21 Overcast
Overcast
 6° /-5° 0 mm 0 cm
Oct. 22 Partly cloudy
Partly cloudy
 7° /0° 0 mm 0 cm
Oct. 23 Sunny
Sunny
 6° /-3° 23.1 mm 16.1 cm
Oct. 24 Sunny
Sunny
 3° /-4° 1.6 mm 0.7 cm
Oct. 25 Sunny
Sunny
 6° /-4° 0 mm 0 cm
Oct. 26 Overcast
Overcast
 8° /-2° 0 mm 0 cm
Oct. 27 Cloudy
Cloudy
 6° /-4° 0 mm 0 cm
Oct. 28 Light freezing rain
Light freezing rain
 2° /-4° 7.5 mm 5.3 cm
Oct. 29 Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-5° 28.8 mm 19.3 cm
Oct. 30 Thundery outbreaks possible
Thundery outbreaks possible
 0° /-7° 0 mm 0 cm
Oct. 31 Partly cloudy
Partly cloudy
 -1° /-14° 0 mm 0 cm
Next
Important Notice
Our weather forecast for San Juan County in October 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 October - FAQ

What are the expected maximum and minimum temperatures in San Juan County during October?
Prepare for cooler days with highs just around 6° and colder nights, dipping below -1°.

How much rainfall should be expected in San Juan County during October?
Significant rainfall exceeding 157 mm is expected in San Juan County during October, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.

Will it snow in San Juan County in October 2026?
San Juan County experiences an average snowfall of 64.1 cm during October, occurring over 11 days.

What are the typical wind conditions in San Juan County during October?
The average wind speed in San Juan County during October is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

San Juan County snow forecast October 2026

Track daily snowfall levels and discover San Juan County’s snowy potential this October ❄️
On average, San Juan County sees 11 snowy days during October, with approximately 64.1 cm of total snowfall.

October rainfall patterns in San Juan County

Explore the daily rainfall trends and prepare for San Juan Countys October weather 💧
Typically, San Juan County has 5 rainy days in October with a total of 157 mm of rainfall.
Top locations in San Juan County
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Oljato-Monument ValleySilverton
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Location coordinates 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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