10-day forecast for Fountain Hills, AZ: 75° to 121°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
121°
Best day: Monday, August 10
92° · 0.43 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10121° / 85°0.02
Morning93°feels 94°
Afternoon106°feels 108°
Evening90°feels 94°
Overnight86°feels 86°
121 °
Fountain Hills, Monday, 10 August
Light rain. High 121°, low 85°.
Pressure29.83 inHg
Wind10.9 mph SW
Humidity29%
Visibility6.2 mi
Dew point62°
Tue, 11101° / 81°0.05
Morning84°feels 85°
Afternoon98°feels 97°
Evening89°feels 87°
Overnight83°feels 85°
101 °
Fountain Hills, Tuesday, 11 August
Rain. High 101°, low 81°.
Pressure29.88 inHg
Wind9.9 mph W
Humidity31%
Visibility6.2 mi
Dew point61°
Wed, 1296° / 82°0.07
Morning84°feels 85°
Afternoon96°feels 95°
Evening93°feels 91°
Overnight84°feels 84°
96 °
Fountain Hills, Wednesday, 12 August
Light rain. High 96°, low 82°.
Pressure29.83 inHg
Wind5.1 mph SW
Humidity34%
Visibility6.2 mi
Dew point61°
Thu, 1392° / 75°0.43
Morning78°feels 78°
Afternoon89°feels 88°
Evening91°feels 89°
Overnight76°feels 77°
92 °
Fountain Hills, Thursday, 13 August
Rain. High 92°, low 75°.
Pressure29.83 inHg
Wind4.5 mph S
Humidity41%
Visibility6.2 mi
Dew point61°
Fri, 1493° / 80°0.06
Morning83°feels 83°
Afternoon89°feels 87°
Evening92°feels 89°
Overnight87°feels 86°
93 °
Fountain Hills, Friday, 14 August
Light rain. High 93°, low 80°.
Pressure29.88 inHg
Wind9.6 mph S
Humidity27%
Visibility—
Dew point49°
Sat, 1594° / 84°0
Morning86°feels 83°
Afternoon89°feels 86°
Evening93°feels 89°
Overnight85°feels 83°
94 °
Fountain Hills, Saturday, 15 August
Overcast. High 94°, low 84°.
Pressure29.97 inHg
Wind9.4 mph NW
Humidity26%
Visibility—
Dew point49°
Sun, 1695° / 85°0
Morning86°feels 83°
Afternoon90°feels 87°
Evening94°feels 91°
Overnight89°feels 86°
95 °
Fountain Hills, Sunday, 16 August
Overcast. High 95°, low 85°.
Pressure29.97 inHg
Wind8 mph W
Humidity26%
Visibility—
Dew point49°
Mon, 1798° / 85°0
Morning87°feels 85°
Afternoon94°feels 91°
Evening97°feels 94°
Overnight92°feels 89°
98 °
Fountain Hills, Monday, 17 August
Clear. High 98°, low 85°.
Pressure29.88 inHg
Wind8 mph SW
Humidity26%
Visibility—
Dew point52°
Tue, 18102° / 87°0
Morning90°feels 87°
Afternoon97°feels 94°
Evening101°feels 97°
Overnight94°feels 90°
102 °
Fountain Hills, Tuesday, 18 August
Clear. High 102°, low 87°.
Pressure29.85 inHg
Wind10.1 mph W
Humidity19%
Visibility—
Dew point46°
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 Fountain Hills, 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.