10-day forecast for Boulder, CO: 27° to 73°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Tuesday, October 20
41° · 0.08 in
Worst day: Wednesday, October 28
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2073° / 44°0
Morning53°feels 51°
Afternoon72°feels 70°
Evening50°feels 49°
Overnight51°feels 49°
73 °
Boulder, Tuesday, 20 October
Clear. High 73°, low 44°.
Pressure30.03 inHg
Wind3.1 mph E
Humidity30%
Visibility6.2 mi
Dew point33°
Wed, 2170° / 40°0
Morning43°feels 43°
Afternoon69°feels 67°
Evening55°feels 53°
Overnight42°feels 40°
70 °
Boulder, Wednesday, 21 October
Overcast. High 70°, low 40°.
Pressure30.15 inHg
Wind6.1 mph E
Humidity30%
Visibility6.2 mi
Dew point35°
Thu, 2269° / 46°0.01
Morning46°feels 46°
Afternoon67°feels 65°
Evening55°feels 54°
Overnight48°feels 48°
69 °
Boulder, Thursday, 22 October
Light rain. High 69°, low 46°.
Pressure30.03 inHg
Wind1.6 mph E
Humidity38%
Visibility6.2 mi
Dew point38°
Fri, 2372° / 49°0.01
Morning56°feels 54°
Afternoon69°feels 67°
Evening61°feels 58°
Overnight49°feels 49°
72 °
Boulder, Friday, 23 October
Light rain. High 72°, low 49°.
Pressure29.65 inHg
Wind5.8 mph NW
Humidity33%
Visibility—
Dew point37°
Sat, 2461° / 39°0
Morning44°feels 42°
Afternoon58°feels 55°
Evening53°feels 50°
Overnight46°feels 43°
61 °
Boulder, Saturday, 24 October
Overcast. High 61°, low 39°.
Pressure30.00 inHg
Wind7.5 mph W
Humidity35%
Visibility—
Dew point29°
Sun, 2566° / 37°0
Morning44°feels 40°
Afternoon61°feels 57°
Evening51°feels 47°
Overnight48°feels 43°
66 °
Boulder, Sunday, 25 October
Clear. High 66°, low 37°.
Pressure30.21 inHg
Wind10 mph W
Humidity13%
Visibility—
Dew point8°
Mon, 2663° / 41°0
Morning51°feels 46°
Afternoon59°feels 56°
Evening47°feels 45°
Overnight42°feels 39°
63 °
Boulder, Monday, 26 October
Clear. High 63°, low 41°.
Pressure30.06 inHg
Wind14.2 mph W
Humidity12%
Visibility—
Dew point7°
Tue, 2747° / 30°0.01
Morning33°feels 30°
Afternoon42°feels 38°
Evening38°feels 34°
Overnight33°feels 30°
47 °
Boulder, Tuesday, 27 October
Light rain. High 47°, low 30°.
Pressure30.24 inHg
Wind7.2 mph NE
Humidity45%
Visibility—
Dew point21°
Wed, 2841° / 27°0.08
Morning29°feels 28°
Afternoon35°feels 31°
Evening32°feels 29°
Overnight29°feels 26°
41 °
Boulder, Wednesday, 28 October
Snow. High 41°, low 27°.
Pressure30.42 inHg
Wind6 mph NE
Humidity70%
Visibility—
Dew point26°
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, CO 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.