10-day forecast for Summit, UT: 63° to 106°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
106°
Best day: Sunday, August 9
74° · 0.26 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 09106° / 64°0
Morning74°feels 73°
Afternoon95°feels 91°
Evening89°feels 87°
Overnight73°feels 72°
106 °
Summit, Sunday, 9 August
Light rain. High 106°, low 64°.
Pressure29.91 inHg
Wind10.8 mph W
Humidity20%
Visibility6.2 mi
Dew point42°
Mon, 1093° / 66°0.01
Morning75°feels 74°
Afternoon90°feels 86°
Evening81°feels 80°
Overnight76°feels 75°
93 °
Summit, Monday, 10 August
Light rain. High 93°, low 66°.
Pressure29.94 inHg
Wind11.9 mph W
Humidity20%
Visibility6.2 mi
Dew point43°
Tue, 1193° / 70°0.08
Morning75°feels 74°
Afternoon93°feels 89°
Evening74°feels 73°
Overnight73°feels 71°
93 °
Summit, Tuesday, 11 August
Light rain. High 93°, low 70°.
Pressure29.94 inHg
Wind9.8 mph W
Humidity21%
Visibility6.2 mi
Dew point42°
Wed, 1289° / 67°0.09
Morning72°feels 71°
Afternoon88°feels 85°
Evening85°feels 82°
Overnight71°feels 70°
89 °
Summit, Wednesday, 12 August
Light rain. High 89°, low 67°.
Pressure29.91 inHg
Wind9.2 mph W
Humidity30%
Visibility6.2 mi
Dew point47°
Thu, 1385° / 66°0.25
Morning72°feels 70°
Afternoon84°feels 82°
Evening76°feels 76°
Overnight69°feels 69°
85 °
Summit, Thursday, 13 August
Rain. High 85°, low 66°.
Pressure29.85 inHg
Wind8.5 mph W
Humidity28%
Visibility—
Dew point46°
Fri, 1474° / 65°0.26
Morning68°feels 68°
Afternoon73°feels 72°
Evening73°feels 72°
Overnight68°feels 67°
74 °
Summit, Friday, 14 August
Light rain. High 74°, low 65°.
Pressure30.06 inHg
Wind7.5 mph SE
Humidity54%
Visibility—
Dew point54°
Sat, 1587° / 63°0
Morning69°feels 67°
Afternoon83°feels 81°
Evening83°feels 80°
Overnight71°feels 69°
87 °
Summit, Saturday, 15 August
Clear. High 87°, low 63°.
Pressure30.06 inHg
Wind11.6 mph SW
Humidity26%
Visibility—
Dew point42°
Sun, 1688° / 67°0
Morning73°feels 71°
Afternoon85°feels 83°
Evening78°feels 78°
Overnight73°feels 72°
88 °
Summit, Sunday, 16 August
Light rain. High 88°, low 67°.
Pressure30.06 inHg
Wind7.7 mph E
Humidity21%
Visibility—
Dew point40°
Mon, 1787° / 67°0
Morning73°feels 71°
Afternoon85°feels 82°
Evening82°feels 80°
Overnight74°feels 73°
87 °
Summit, Monday, 17 August
Overcast. High 87°, low 67°.
Pressure30.09 inHg
Wind7.7 mph W
Humidity23%
Visibility—
Dew point41°
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, UT 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.