10-day forecast for Boulder, UT: 30° to 57°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
57°
Best day: Saturday, October 17
43° · 1.25 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1856° / 39°0
Morning42°feels 42°
Afternoon55°feels 53°
Evening43°feels 43°
Overnight41°feels 39°
56 °
Boulder, Sunday, 18 October
Partly cloudy. High 56°, low 39°.
Pressure30.18 inHg
Wind5.7 mph S
Humidity52%
Visibility6.2 mi
Dew point28°
Mon, 1949° / 37°0
Morning42°feels 42°
Afternoon45°feels 43°
Evening39°feels 39°
Overnight40°feels 40°
49 °
Boulder, Monday, 19 October
Overcast. High 49°, low 37°.
Pressure30.18 inHg
Wind3.2 mph S
Humidity78%
Visibility6.2 mi
Dew point37°
Tue, 2047° / 35°0.04
Morning36°feels 36°
Afternoon47°feels 45°
Evening40°feels 40°
Overnight35°feels 35°
47 °
Boulder, Tuesday, 20 October
Light rain. High 47°, low 35°.
Pressure30.15 inHg
Wind4.7 mph S
Humidity74%
Visibility0.8 mi
Dew point39°
Wed, 2144° / 37°0.43
Morning41°feels 41°
Afternoon44°feels 42°
Evening43°feels 41°
Overnight40°feels 40°
44 °
Boulder, Wednesday, 21 October
Rain. High 44°, low 37°.
Pressure30.21 inHg
Wind5.9 mph SE
Humidity96%
Visibility2.6 mi
Dew point44°
Thu, 2243° / 39°1.25
Morning41°feels 41°
Afternoon43°feels 39°
Evening40°feels 36°
Overnight39°feels 37°
43 °
Boulder, Thursday, 22 October
Rain. High 43°, low 39°.
Pressure30.09 inHg
Wind5.8 mph S
Humidity99%
Visibility—
Dew point43°
Fri, 2347° / 30°0.06
Morning33°feels 29°
Afternoon43°feels 38°
Evening45°feels 40°
Overnight39°feels 34°
47 °
Boulder, Friday, 23 October
Snow. High 47°, low 30°.
Pressure29.94 inHg
Wind11.8 mph W
Humidity57%
Visibility—
Dew point26°
Sat, 2449° / 39°0
Morning42°feels 37°
Afternoon48°feels 44°
Evening45°feels 38°
Overnight42°feels 35°
49 °
Boulder, Saturday, 24 October
Clear. High 49°, low 39°.
Pressure30.15 inHg
Wind14.4 mph NE
Humidity49%
Visibility—
Dew point29°
Sun, 2548° / 38°0.47
Morning41°feels 34°
Afternoon46°feels 41°
Evening40°feels 35°
Overnight41°feels 36°
48 °
Boulder, Sunday, 25 October
Snow. High 48°, low 38°.
Pressure30.27 inHg
Wind13.9 mph N
Humidity42%
Visibility—
Dew point24°
Mon, 2644° / 40°0.31
Morning41°feels 39°
Afternoon42°feels 42°
Evening43°feels 41°
Overnight42°feels 41°
44 °
Boulder, Monday, 26 October
Snow. High 44°, low 40°.
Pressure30.12 inHg
Wind7.3 mph E
Humidity85%
Visibility—
Dew point37°
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 Boulder, 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.