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Plan your week in San Juan County with our detailed 7-Day Weather Forecast. Access reliable daily temperature highs and lows, rain chances, and weekly weather pattern summaries.

San Juan County 7-Day Weather Forecast

Saturday, Oct 24, 2026

Daytime
87°F

Partly Cloudy

Feels like 87°F

Humidity

63%

Wind Speed

11 mph

Precipitation

0 in

Pressure

1012 hPa

UV Index

0

Visibility

10 mi

Cloud Cover

59%

Dew Point

78°F

7-Day Weather Forecast

Today

Oct 24

Partly Cloudy
87°H
82°L
0%

Sun

Oct 25

Partly Cloudy
91°H
79°L
0%

Mon

Oct 26

Partly Cloudy
92°H
79°L
0%

Tue

Oct 27

Partly Cloudy
92°H
77°L
0%

Wed

Oct 28

Partly Cloudy
91°H
78°L
0%

Thu

Oct 29

Partly Cloudy
91°H
78°L
0%

Fri

Oct 30

Partly Cloudy
87°H
78°L
0%

24-Hour Forecast

8 PM

87°

0%

9 PM

85°

0%

10 PM

82°

0%

11 PM

82°

0%

12 AM

81°

0%

1 AM

81°

0%

2 AM

80°

0%

3 AM

81°

0%

4 AM

81°

0%

5 AM

80°

0%

6 AM

80°

0%

7 AM

80°

0%

8 AM

79°

0%

9 AM

79°

0%

10 AM

79°

0%

11 AM

80°

0%

12 PM

83°

0%

1 PM

86°

0%

2 PM

88°

0%

3 PM

90°

0%

4 PM

91°

0%

5 PM

91°

0%

6 PM

91°

0%

7 PM

91°

0%

Air Quality (AQI)

Air quality sensors are offline for this coordinate.

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

161.2° SSE

Sustained Wind

11 mph

Wind Gusts

11 mph

7-Day Temp Range

Week's Hottest

92°F

Max Rain Prob

0%

Expected 7-Day Swings

77°
92°

High and low limits expected over the next week.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

San Juan County · 18.46°N, 66.11°W
Radar Page
Coordinates18.4626°N, 66.1086°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)N/AOffline
UV Index0Low Risk
Visibility10 milesClear

Frequently Asked Questions

The 7-day forecast for San Juan County includes comprehensive daily weather summaries, max/min temperatures, and expected rainfall to keep you prepared for the week.

About San Juan County Climate & Weather

Weather forecast for San Juan County is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.

Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.