10-day forecast for Longmont, CO: 22° to 67°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Thursday, November 12
40° · 0.28 in
Worst day: Friday, November 20
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1267° / 40°0
Morning50°feels 49°
Afternoon66°feels 64°
Evening53°feels 50°
Overnight43°feels 43°
67 °
Longmont, Thursday, 12 November
Clear. High 67°, low 40°.
Pressure30.03 inHg
Wind5.7 mph SE
Humidity28%
Visibility6.2 mi
Dew point26°
Fri, 1361° / 37°0
Morning42°feels 42°
Afternoon61°feels 59°
Evening47°feels 45°
Overnight39°feels 39°
61 °
Longmont, Friday, 13 November
Overcast. High 61°, low 37°.
Pressure29.80 inHg
Wind2.3 mph E
Humidity34%
Visibility6.2 mi
Dew point26°
Sat, 1449° / 39°0
Morning40°feels 40°
Afternoon49°feels 48°
Evening42°feels 40°
Overnight41°feels 38°
49 °
Longmont, Saturday, 14 November
Overcast. High 49°, low 39°.
Pressure29.74 inHg
Wind2.3 mph NE
Humidity71%
Visibility6.2 mi
Dew point37°
Sun, 1555° / 39°0
Morning44°feels 44°
Afternoon50°feels 48°
Evening48°feels 47°
Overnight42°feels 39°
55 °
Longmont, Sunday, 15 November
Mostly clear. High 55°, low 39°.
Pressure30.03 inHg
Wind5.6 mph NW
Humidity63%
Visibility—
Dew point37°
Mon, 1651° / 35°0
Morning38°feels 38°
Afternoon44°feels 44°
Evening43°feels 43°
Overnight37°feels 37°
51 °
Longmont, Monday, 16 November
Partly cloudy. High 51°, low 35°.
Pressure30.18 inHg
Wind2.7 mph E
Humidity71%
Visibility—
Dew point34°
Tue, 1754° / 33°0
Morning38°feels 38°
Afternoon48°feels 47°
Evening41°feels 39°
Overnight35°feels 35°
54 °
Longmont, Tuesday, 17 November
Overcast. High 54°, low 33°.
Pressure29.80 inHg
Wind4 mph NE
Humidity46%
Visibility—
Dew point27°
Wed, 1842° / 35°0.09
Morning37°feels 34°
Afternoon41°feels 38°
Evening39°feels 39°
Overnight35°feels 35°
42 °
Longmont, Wednesday, 18 November
Snow. High 42°, low 35°.
Pressure29.71 inHg
Wind7.8 mph S
Humidity56%
Visibility—
Dew point26°
Thu, 1955° / 31°0
Morning36°feels 35°
Afternoon49°feels 45°
Evening43°feels 38°
Overnight34°feels 30°
55 °
Longmont, Thursday, 19 November
Partly cloudy. High 55°, low 31°.
Pressure29.77 inHg
Wind9.6 mph NW
Humidity30%
Visibility—
Dew point17°
Fri, 2040° / 22°0.28
Morning36°feels 35°
Afternoon36°feels 30°
Evening29°feels 21°
Overnight31°feels 24°
40 °
Longmont, Friday, 20 November
Snow. High 40°, low 22°.
Pressure29.91 inHg
Wind9.6 mph NE
Humidity81%
Visibility—
Dew point32°
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 Longmont, 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.