10-day forecast for Niwot, CO: 60° to 99°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
99°
Best day: Tuesday, August 11
82° · 0.61 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1097° / 65°0.02
Morning75°feels 73°
Afternoon95°feels 90°
Evening79°feels 79°
Overnight74°feels 73°
97 °
Niwot, Monday, 10 August
Light rain. High 97°, low 65°.
Pressure29.77 inHg
Wind12 mph E
Humidity13%
Visibility6.2 mi
Dew point38°
Tue, 1199° / 70°0
Morning80°feels 79°
Afternoon97°feels 92°
Evening83°feels 80°
Overnight71°feels 70°
99 °
Niwot, Tuesday, 11 August
Overcast. High 99°, low 70°.
Pressure29.77 inHg
Wind13 mph E
Humidity13%
Visibility6.2 mi
Dew point38°
Wed, 1290° / 68°0.18
Morning82°feels 80°
Afternoon96°feels 92°
Evening67°feels 67°
Overnight70°feels 69°
90 °
Niwot, Wednesday, 12 August
Light rain. High 90°, low 68°.
Pressure29.74 inHg
Wind4.2 mph SE
Humidity20%
Visibility6.2 mi
Dew point44°
Thu, 1389° / 64°0.02
Morning71°feels 70°
Afternoon84°feels 82°
Evening75°feels 75°
Overnight66°feels 66°
89 °
Niwot, Thursday, 13 August
Light rain. High 89°, low 64°.
Pressure29.77 inHg
Wind17.7 mph S
Humidity30%
Visibility—
Dew point47°
Fri, 1482° / 60°0.61
Morning67°feels 67°
Afternoon77°feels 77°
Evening63°feels 63°
Overnight63°feels 63°
82 °
Niwot, Friday, 14 August
Rain. High 82°, low 60°.
Pressure29.85 inHg
Wind10.2 mph N
Humidity45%
Visibility—
Dew point54°
Sat, 1588° / 62°0.01
Morning68°feels 67°
Afternoon84°feels 83°
Evening85°feels 82°
Overnight70°feels 69°
88 °
Niwot, Saturday, 15 August
Light rain. High 88°, low 62°.
Pressure30.00 inHg
Wind9.6 mph E
Humidity32%
Visibility—
Dew point48°
Sun, 1685° / 64°0.2
Morning69°feels 69°
Afternoon80°feels 79°
Evening69°feels 69°
Overnight67°feels 67°
85 °
Niwot, Sunday, 16 August
Rain. High 85°, low 64°.
Pressure30.09 inHg
Wind8.2 mph SE
Humidity39%
Visibility—
Dew point52°
Mon, 1790° / 63°0
Morning71°feels 69°
Afternoon90°feels 87°
Evening87°feels 84°
Overnight74°feels 73°
90 °
Niwot, Monday, 17 August
Clear. High 90°, low 63°.
Pressure29.94 inHg
Wind9.9 mph NE
Humidity23%
Visibility—
Dew point44°
Tue, 1893° / 69°0
Morning76°feels 74°
Afternoon92°feels 88°
Evening90°feels 87°
Overnight76°feels 75°
93 °
Niwot, Tuesday, 18 August
Mostly clear. High 93°, low 69°.
Pressure29.91 inHg
Wind9.3 mph W
Humidity20%
Visibility—
Dew point42°
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 Niwot, 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.