10-day forecast for St. David, AZ: 68° to 101°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
101°
Best day: Saturday, August 8
89° · 0.57 in
Worst day: Wednesday, August 12
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0998° / 72°0
Morning87°feels 87°
Afternoon98°feels 94°
Evening83°feels 81°
Overnight81°feels 80°
98 °
St. David, Sunday, 9 August
Clear. High 98°, low 72°.
Pressure29.85 inHg
Wind4.4 mph NE
Humidity20%
Visibility6.2 mi
Dew point49°
Mon, 1096° / 68°0.31
Morning83°feels 85°
Afternoon96°feels 95°
Evening72°feels 72°
Overnight73°feels 73°
96 °
St. David, Monday, 10 August
Heavy rain. High 96°, low 68°.
Pressure29.88 inHg
Wind8.6 mph W
Humidity28%
Visibility6.2 mi
Dew point55°
Tue, 1190° / 68°0.14
Morning75°feels 75°
Afternoon90°feels 90°
Evening79°feels 79°
Overnight69°feels 69°
90 °
St. David, Tuesday, 11 August
Rain. High 90°, low 68°.
Pressure29.94 inHg
Wind9.8 mph W
Humidity42%
Visibility6.2 mi
Dew point60°
Wed, 1289° / 72°0.57
Morning74°feels 74°
Afternoon89°feels 89°
Evening72°feels 73°
Overnight73°feels 73°
89 °
St. David, Wednesday, 12 August
Rain. High 89°, low 72°.
Pressure29.88 inHg
Wind4.3 mph N
Humidity45%
Visibility6.2 mi
Dew point60°
Thu, 1387° / 72°0.01
Morning76°feels 76°
Afternoon85°feels 85°
Evening85°feels 84°
Overnight76°feels 76°
87 °
St. David, Thursday, 13 August
Light rain. High 87°, low 72°.
Pressure29.88 inHg
Wind9.4 mph SW
Humidity43%
Visibility—
Dew point58°
Fri, 1493° / 73°0
Morning77°feels 76°
Afternoon88°feels 86°
Evening91°feels 89°
Overnight80°feels 79°
93 °
St. David, Friday, 14 August
Partly cloudy. High 93°, low 73°.
Pressure29.97 inHg
Wind9.6 mph NW
Humidity36%
Visibility—
Dew point55°
Sat, 1593° / 75°0.04
Morning80°feels 79°
Afternoon89°feels 87°
Evening85°feels 84°
Overnight75°feels 75°
93 °
St. David, Saturday, 15 August
Light rain. High 93°, low 75°.
Pressure30.00 inHg
Wind13 mph SE
Humidity30%
Visibility—
Dew point52°
Sun, 1693° / 73°0.06
Morning77°feels 77°
Afternoon87°feels 86°
Evening89°feels 87°
Overnight76°feels 76°
93 °
St. David, Sunday, 16 August
Light rain. High 93°, low 73°.
Pressure30.03 inHg
Wind13 mph N
Humidity39%
Visibility—
Dew point57°
Mon, 1794° / 74°0
Morning78°feels 78°
Afternoon89°feels 89°
Evening92°feels 90°
Overnight80°feels 80°
94 °
St. David, Monday, 17 August
Partly cloudy. High 94°, low 74°.
Pressure30.00 inHg
Wind4.7 mph SW
Humidity37%
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 St. David, 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.