New York, NY 21° Los Angeles, CA 22° Chicago, IL 19° 🌤️ Houston, TX Miami, FL 27° Phoenix, AZ 39° 🌤️ Seattle, WA 🌤️ Denver, CO 🌤️ Toronto, ON 🌤️ Vancouver, BC
WeatherLive › Arizona › Sun Valley

Sun Valley, AZ Weather (85547)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherSun Valley · 11:02 PM MST
37° | 20°
27°C
Feels like 25°
Partly cloudy
WindNE 5 mph · Gusts 12 mph
Precip1% · –
Humidity31% · Dew point 9°
UV index11 Extreme
Air Quality36 Good
Pressure30.00 inHg
Visibility6 mi
Sunrise / Sunset5:47 AM · 7:10 PM · 13h 23m

Weather map — Sun Valley

Full radar →
Now
26°
1%
4 mph
00:00
24°
1%
4 mph
01:00
24°
1%
5 mph
02:00
23°
1%
5 mph
03:00
23°
1%
5 mph
04:00
22°
1%
5 mph
05:00
22°
1%
5 mph
06:00
22°
1%
6 mph
07:00
24°
1%
4 mph
08:00
28°
1%
3 mph
09:00
30°
1%
4 mph
10:00
32°
1%
8 mph
11:00
33°
0%
9 mph
12:00
34°
0%
9 mph
13:00
35°
1%
9 mph
14:00
35°
5%
8 mph
15:00
34°
9%
4 mph
16:00
30°
9%
4 mph
17:00
30°
9%
2 mph
18:00
29°
9%
2 mph
19:00
27°
6%
7 mph
20:00
24°
2%
6 mph
21:00
23°
3%
5 mph
22:00
23°
2%
4 mph

Today · Mon 8/17

High 37°
1% / –

Sunny. Winds SW at 11 mph.

Tonight · Mon 8/17

Low 22°
1% / –

Sunny. Winds NE at 4 mph.

Tomorrow · Tue 8/18

35° | 22°
2% / –

Sunny. Winds SW at 9 mph.

7-day trend

Sun Valley · temperature + precipitation

10-day forecast

Updated 11:02 PM

Details & indices

Wind
5 mph NE
Gusts 12 mph
Humidity
31%
Dew point 9°
Pressure
30.00 inHg
Rising
UV index
11 — Extreme
High today
Air Quality
Good
AQI 36 · US EPA
Allergy
Very high
Grass
Visibility
6 mi
Clear view
Allergy — Sun Valley

🌿 Conditions right now

View all →
Birch
None
Grass
Very high
Oak
None
Alder
None
Hazel
None
Mugwort
High
Ragweed
High

Sun & moon

Sunrise5:47 AM
Sunset7:10 PM
Length of day13h 23m
Moonrise11:00 AM
Moonset9:48 PM
Moon phase🌓 First Quarter · 32%
Next full moonAug 27 Sturgeon Moon
Latitude34.2542°N
Longitude-111.2613°E

Water temps nearby

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No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
Phoenix
Sunny
39° 🌤️
Tucson
—
— 🌤️
Mesa
—
— 🌤️
Chandler
—
— 🌤️
Gilbert
—
— 🌤️
Glendale
—
—
Data sources · Monday, August 17
Where the Sun Valley forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 34.2542°N, -111.2613°.
NBM + global weather models
Updated: 11:02 PM
Weather in Sun Valley
Over the next 10 days Sun Valley tops out around 37° (Tuesday) and dips to 19° on the coolest night (Monday). Models drop roughly 0.19 in of precipitation across the stretch — watch Thursday (57%). Expect a blustery spell — gusts near 26 mph on Sunday. No active NWS alerts at the moment — quiet on the hazards front. Right now Sun Valley is running about 54° warmer than Flagstaff. Longer view: desert climate — abundant sun, sharp day-night swings, monsoon bursts in late summer.
Sun Valley, AZ · Elev 4,672 ft · 34.25°N, 111.26°W · Arizona · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 11:02 PM