10-day forecast for Summit, AZ: 56° to 99°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
99°
Best day: Friday, October 9
77°
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1095° / 69°0
Morning81°feels 81°
Afternoon94°feels 91°
Evening77°feels 76°
Overnight73°feels 72°
95 °
Summit, Saturday, 10 October
Overcast. High 95°, low 69°.
Pressure29.71 inHg
Wind4.8 mph SE
Humidity23%
Visibility6.2 mi
Dew point48°
Sun, 1184° / 70°0
Morning75°feels 76°
Afternoon83°feels 83°
Evening74°feels 74°
Overnight72°feels 72°
84 °
Summit, Sunday, 11 October
Clear. High 84°, low 70°.
Pressure29.74 inHg
Wind21.8 mph S
Humidity42%
Visibility6.2 mi
Dew point58°
Mon, 1282° / 64°0
Morning68°feels 68°
Afternoon82°feels 81°
Evening72°feels 72°
Overnight66°feels 66°
82 °
Summit, Monday, 12 October
Mostly clear. High 82°, low 64°.
Pressure29.85 inHg
Wind12.4 mph S
Humidity37%
Visibility6.2 mi
Dew point52°
Tue, 1379° / 62°0
Morning66°feels 65°
Afternoon75°feels 74°
Evening75°feels 74°
Overnight64°feels 62°
79 °
Summit, Tuesday, 13 October
Overcast. High 79°, low 62°.
Pressure29.94 inHg
Wind10.8 mph SW
Humidity43%
Visibility—
Dew point49°
Wed, 1478° / 56°0
Morning61°feels 59°
Afternoon73°feels 71°
Evening73°feels 72°
Overnight62°feels 60°
78 °
Summit, Wednesday, 14 October
Clear. High 78°, low 56°.
Pressure30.00 inHg
Wind8.9 mph NW
Humidity34%
Visibility—
Dew point40°
Thu, 1577° / 58°0
Morning62°feels 60°
Afternoon72°feels 70°
Evening75°feels 73°
Overnight64°feels 63°
77 °
Summit, Thursday, 15 October
Clear. High 77°, low 58°.
Pressure30.00 inHg
Wind13.1 mph NW
Humidity30%
Visibility—
Dew point37°
Fri, 1685° / 63°0
Morning68°feels 66°
Afternoon83°feels 80°
Evening81°feels 79°
Overnight69°feels 67°
85 °
Summit, Friday, 16 October
Clear. High 85°, low 63°.
Pressure30.00 inHg
Wind24.3 mph SE
Humidity19%
Visibility—
Dew point34°
Sat, 1781° / 64°0
Morning67°feels 65°
Afternoon76°feels 75°
Evening76°feels 74°
Overnight66°feels 63°
81 °
Summit, Saturday, 17 October
Clear. High 81°, low 64°.
Pressure30.15 inHg
Wind32 mph E
Humidity21%
Visibility—
Dew point32°
Sun, 1883° / 61°0
Morning66°feels 64°
Afternoon78°feels 77°
Evening80°feels 78°
Overnight68°feels 66°
83 °
Summit, Sunday, 18 October
Clear. High 83°, low 61°.
Pressure30.00 inHg
Wind16.9 mph E
Humidity22%
Visibility—
Dew point34°
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 Summit, 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.