10-day forecast for Santiago, AZ: 84° to 122°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
122°
Best day: Sunday, August 9
98° · 0.33 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10117° / 90°0.04
Morning95°feels 97°
Afternoon109°feels 112°
Evening101°feels 103°
Overnight92°feels 92°
117 °
Santiago, Monday, 10 August
Light rain. High 117°, low 90°.
Pressure29.83 inHg
Wind10.8 mph W
Humidity23%
Visibility6.2 mi
Dew point57°
Tue, 11103° / 85°0.04
Morning88°feels 89°
Afternoon102°feels 103°
Evening100°feels 100°
Overnight87°feels 88°
103 °
Santiago, Tuesday, 11 August
Light rain. High 103°, low 85°.
Pressure29.88 inHg
Wind7.7 mph W
Humidity32%
Visibility6.2 mi
Dew point62°
Wed, 1296° / 88°0.17
Morning88°feels 87°
Afternoon93°feels 92°
Evening94°feels 94°
Overnight92°feels 92°
96 °
Santiago, Wednesday, 12 August
Light rain. High 96°, low 88°.
Pressure29.85 inHg
Wind2 mph SW
Humidity36%
Visibility6.2 mi
Dew point60°
Thu, 1398° / 84°0.33
Morning85°feels 87°
Afternoon91°feels 91°
Evening97°feels 95°
Overnight89°feels 90°
98 °
Santiago, Thursday, 13 August
Rain. High 98°, low 84°.
Pressure29.85 inHg
Wind7.4 mph SW
Humidity41%
Visibility—
Dew point62°
Fri, 14100° / 90°0
Morning92°feels 89°
Afternoon95°feels 93°
Evening100°feels 97°
Overnight96°feels 93°
100 °
Santiago, Friday, 14 August
Overcast. High 100°, low 90°.
Pressure29.88 inHg
Wind8.6 mph NW
Humidity25%
Visibility—
Dew point53°
Sat, 15103° / 91°0
Morning93°feels 90°
Afternoon98°feels 95°
Evening102°feels 99°
Overnight95°feels 92°
103 °
Santiago, Saturday, 15 August
Partly cloudy. High 103°, low 91°.
Pressure29.91 inHg
Wind14.6 mph W
Humidity20%
Visibility—
Dew point49°
Sun, 16103° / 90°0
Morning92°feels 89°
Afternoon97°feels 94°
Evening102°feels 99°
Overnight97°feels 94°
103 °
Santiago, Sunday, 16 August
Clear. High 103°, low 90°.
Pressure30.00 inHg
Wind11.9 mph W
Humidity20%
Visibility—
Dew point48°
Mon, 17105° / 93°0
Morning94°feels 92°
Afternoon99°feels 96°
Evening103°feels 101°
Overnight97°feels 94°
105 °
Santiago, Monday, 17 August
Overcast. High 105°, low 93°.
Pressure29.91 inHg
Wind9.5 mph W
Humidity23%
Visibility—
Dew point53°
Tue, 18104° / 92°0.02
Morning94°feels 93°
Afternoon98°feels 98°
Evening103°feels 102°
Overnight97°feels 96°
104 °
Santiago, Tuesday, 18 August
Light rain. High 104°, low 92°.
Pressure29.85 inHg
Wind13.8 mph SE
Humidity27%
Visibility—
Dew point57°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Santiago, AZ around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.