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San Juan County (Silverton)
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United States weather

Weather in San Juan County, Colorado for July 2026

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

    Temperatures

  • Until now, July 2026 in San Juan County has been nearly identical to the historical average, with a temperature of 17.1 °C (showing only a slight deviation of 0.3 °C).

  • Expect cooler weather in the next days in San Juan County with the forecast suggesting a temperature of 20.6 °C, lower than the historical average.

  • In general, the average temperature in San Juan County at the beginning of July is 15.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.7 °C by the end of July.

    • Rain 🌧️

  • The climate of San Juan County in July is notably wet, with an average of 12 rainy days, and a total of 130 mm of precipitation.

    • More

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

Average dry days
19
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/8°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
44 %
Avg humidity

San Juan County Weather July

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

Temperatures trend during July in San Juan County

See the weather trend as well as the moving average line

July weather in San Juan County day by day

Click on a date for more information
June August
Date Weather Temperatures Rain UV More
Jul. 1 Thundery outbreaks possible
Thundery outbreaks possible
 14° /3° 0 mm 11
Jul. 2 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 14° /3° 43.8 mm 10
Jul. 3 Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /5° 16.9 mm 10
Jul. 4 Partly cloudy
Partly cloudy
 16° /2° 0.9 mm 11
Jul. 5 Sunny
Sunny
 18° /6° 0 mm 11
Jul. 6 Cloudy
Cloudy
 17° /7° 0.2 mm 11
Jul. 7 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 16° /6° 12.6 mm 8
Jul. 8 Partly cloudy
Partly cloudy
 18° /8° 1.4 mm 10
Jul. 9 Partly cloudy
Partly cloudy
 18° /9° 0.2 mm 11
Jul. 10 Heavy rain at times
Heavy rain at times
 18° /9° 2.2 mm 11
Jul. 11 Sunny
Sunny
 19° /9° 0 mm 11
Jul. 12 Partly cloudy
Partly cloudy
 19° /8° 0 mm 11
Jul. 13 Thundery outbreaks possible
Thundery outbreaks possible
 18° /8° 0.6 mm 10
Jul. 14 Thundery outbreaks possible
Thundery outbreaks possible
 18° /7° 0.2 mm 10
Jul. 15 Partly cloudy
Partly cloudy
 17° /8° 0.8 mm 9
Jul. 16 Cloudy
Cloudy
 17° /8° 2 mm 7
Jul. 17 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 15° /7° 22 mm 8
Jul. 18 Thundery outbreaks possible
Thundery outbreaks possible
 16° /7° 2.5 mm 9
Jul. 19 Thundery outbreaks possible
Thundery outbreaks possible
 17° /9° 1 mm 8
Jul. 20 Sunny
Sunny
 21° /12° 1 mm 12
Jul. 21 Sunny
Sunny
 22° /11° 7.4 mm 12.4
Jul. 22 Patchy rain possible
Patchy rain possible
 18° /11° 4.3 mm 9.3
Jul. 23 Patchy rain possible
Patchy rain possible
 19° /11° 0.4 mm 8.9
Jul. 24 Sunny
Sunny
 22° /12° 0.7 mm 6
Jul. 25 Sunny
Sunny
 19° /13° 2.9 mm 5
Jul. 26 Sunny
Sunny
 22° /13° 0 mm 6
Jul. 27 Sunny
Sunny
 22° /13° 0.6 mm 6
Jul. 28 Sunny
Sunny
 22° /12° 3.5 mm 6
Jul. 29 Sunny
Sunny
 22° /13° 0.1 mm 5
Jul. 30 Sunny
Sunny
 23° /13° 2.3 mm 6
Jul. 31 Sunny
Sunny
 22° /12° 10.1 mm 5
Next
Important Notice
Our weather forecast for San Juan County in July 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 July - FAQ

What are the expected maximum and minimum temperatures in San Juan County during July?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in San Juan County during July?
Significant rainfall exceeding 130 mm is expected in San Juan County during July, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.

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

July rainfall patterns in San Juan County

Explore the daily rainfall trends and prepare for San Juan Countys July weather 💧
Typically, San Juan County has 12 rainy days in July with a total of 130 mm of rainfall.

UV exposure in San Juan County during July

Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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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