10-Day Weather Forecast for Niwot, Colorado 80503 - The Weather Channel | weather.com
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10 Day Weather-

As of 4:28 am MDT
alertLevel3

Red Flag Warning

+1 More

Today

Mostly Clear Day Mostly Sunny
69°/46°
Rain drop 1%
Subtract

Day

69°
Mostly Clear Day
Rain drop
1%
WSW 18 mph

Sunny to partly cloudy. High 69F. Winds WSW at 15 to 25 mph. Higher wind gusts possible.

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  • Humidity
    Humidity26%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:16 am
  • Sunset
    Sunset7:04 pm

Night

46°
Mostly Clear Night
Rain drop
1%
WSW 12 mph

A few passing clouds. Low 46F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity30%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:42 am
  • Moonset
    Moonset12:24 pm
  • Moon Phase - Day 23 Waning Crescent

Fri 13

Partly Cloudy Day Partly Cloudy
71°/46°
Rain drop 0%
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Day

71°
Partly Cloudy Day
WSW 13 mph

Partly cloudy skies. Near record high temperatures. High 71F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity23%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:15 am
  • Sunset
    Sunset7:05 pm

Night

46°
Partly Cloudy Night
SSW 10 mph

A few clouds from time to time. Low 46F. Winds SSW at 10 to 15 mph.

  • Humidity
    Humidity28%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:26 am
  • Moonset
    Moonset1:26 pm
  • Moon Phase - Day 24 Waning Crescent

Sat 14

Windy Partly Cloudy/Wind
72°/26°
Rain drop 15%
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Day

72°
Windy
Rain drop
15%
WSW 26 mph

Partly cloudy skies, with gusty winds developing during the afternoon. High 72F. WSW winds at 10 to 15 mph, increasing to 25 to 35 mph. Winds could occasionally gust over 40 mph.

  • Humidity
    Humidity21%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:13 am
  • Sunset
    Sunset7:06 pm

Night

26°
Rain, Snow, Wintery Mix
Mixed precipitation
34%
NW 20 mph

Partly cloudy skies early will give way to cloudy skies with light rain and snow developing overnight. Low 26F. Winds NW at 15 to 25 mph. Chance of precip 30%.

  • Humidity
    Humidity42%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:04 am
  • Moonset
    Moonset2:31 pm
  • Moon Phase - Day 25 Waning Crescent

Sun 15

Partly Cloudy Day Partly Cloudy
40°/18°
Rain drop 16%
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Day

40°
Partly Cloudy Day
Mixed precipitation
16%
NNE 16 mph

Partly cloudy skies in the morning will give way to cloudy skies during the afternoon. Much cooler. High near 40F. Winds NNE at 10 to 20 mph.

  • Humidity
    Humidity32%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:12 am
  • Sunset
    Sunset7:07 pm

Night

18°
Partly Cloudy Night
Snowflake
2%
E 9 mph

A few clouds. Low 18F. Winds E at 5 to 10 mph.

  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:36 am
  • Moonset
    Moonset3:39 pm
  • Moon Phase - Day 26 Waning Crescent

Mon 16

Mostly Cloudy Day Mostly Cloudy
54°/39°
Rain drop 0%
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Day

54°
Mostly Cloudy Day
ENE 9 mph

Mostly cloudy skies. High 54F. Winds ENE at 5 to 10 mph.

  • Humidity
    Humidity37%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:10 am
  • Sunset
    Sunset7:08 pm

Night

39°
Partly Cloudy Night
Mixed precipitation
1%
WSW 6 mph

Partly cloudy skies. Low 39F. Winds light and variable.

  • Humidity
    Humidity52%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:03 am
  • Moonset
    Moonset4:48 pm
  • Moon Phase - Day 27 Waning Crescent

Tue 17

Partly Cloudy Day Partly Cloudy
76°/45°
Rain drop 1%
Add

Day

76°
Partly Cloudy Day
Rain drop
1%
W 13 mph

Sunshine and clouds mixed. High 76F. Winds W at 10 to 15 mph.

  • Humidity
    Humidity30%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:08 am
  • Sunset
    Sunset7:09 pm

Night

45°
Partly Cloudy Night
W 9 mph

Partly cloudy. Low around 45F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity36%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:28 am
  • Moonset
    Moonset5:57 pm
  • Moon Phase - Day 28 Waning Crescent

Wed 18

Partly Cloudy Day Partly Cloudy
82°/49°
Rain drop 0%
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Day

82°
Partly Cloudy Day
W 10 mph

Intervals of clouds and sunshine. High 82F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity21%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:07 am
  • Sunset
    Sunset7:11 pm

Night

49°
Partly Cloudy Night
W 8 mph

A few clouds. Low 49F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity29%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:51 am
  • Moonset
    Moonset7:08 pm
  • Moon Phase - Day 29 New Moon

Thu 19

Mostly Clear Day Mostly Sunny
87°/48°
Rain drop 0%
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Day

87°
Mostly Clear Day
W 9 mph

Plentiful sunshine. High 87F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity17%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:05 am
  • Sunset
    Sunset7:12 pm

Night

48°
Clear Night
W 7 mph

Clear skies. Low 48F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity29%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:15 am
  • Moonset
    Moonset8:20 pm
  • Moon Phase - Day 1 Waxing Crescent

Fri 20

Mostly Clear Day Mostly Sunny
89°/48°
Rain drop 0%
Add

Day

89°
Mostly Clear Day
WSW 9 mph

Plentiful sunshine. High 89F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity17%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:03 am
  • Sunset
    Sunset7:13 pm

Night

48°
Mostly Clear Night
W 7 mph

Clear skies with a few passing clouds. Low 48F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity30%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:40 am
  • Moonset
    Moonset9:35 pm
  • Moon Phase - Day 2 Waxing Crescent

Sat 21

Partly Cloudy Day Partly Cloudy
87°/48°
Rain drop 0%
Add

Day

87°
Partly Cloudy Day
WSW 10 mph

Sunshine and clouds mixed. High 87F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity19%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:02 am
  • Sunset
    Sunset7:14 pm

Night

48°
Partly Cloudy Night
Rain drop
1%
W 8 mph

A few clouds. Low 48F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity32%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:08 am
  • Moonset
    Moonset10:52 pm
  • Moon Phase - Day 3 Waxing Crescent

Sun 22

Partly Cloudy Day Partly Cloudy
77°/45°
Rain drop 16%
Add

Day

77°
Partly Cloudy Day
Rain drop
16%
ENE 11 mph

Partly cloudy. High 77F. Winds ENE at 10 to 15 mph.

  • Humidity
    Humidity26%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:00 am
  • Sunset
    Sunset7:15 pm

Night

45°
Mostly Cloudy Night
Rain drop
24%
NE 9 mph

Mostly cloudy. Low near 45F. Winds NE at 5 to 10 mph.

  • Humidity
    Humidity41%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:42 am
  • Moonset
    Moonset--
  • Moon Phase - Day 4 Waxing Crescent

Mon 23

Partly Cloudy Day Partly Cloudy
73°/44°
Rain drop 7%
Add

Day

73°
Partly Cloudy Day
Rain drop
7%
SSW 11 mph

Sunshine and clouds mixed. High 73F. Winds SSW at 10 to 15 mph.

  • Humidity
    Humidity30%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:58 am
  • Sunset
    Sunset7:16 pm

Night

44°
Partly Cloudy Night
Rain drop
7%
WSW 9 mph

A few clouds from time to time. Low 44F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity39%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:25 am
  • Moonset
    Moonset12:10 am
  • Moon Phase - Day 5 Waxing Crescent

Tue 24

Partly Cloudy Day Partly Cloudy
72°/39°
Rain drop 5%
Add

Day

72°
Partly Cloudy Day
Rain drop
5%
SSW 11 mph

Partly cloudy skies. High 72F. SSE winds shifting to WSW at 10 to 15 mph.

  • Humidity
    Humidity28%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:57 am
  • Sunset
    Sunset7:17 pm

Night

39°
Partly Cloudy Night
Mixed precipitation
6%
WSW 9 mph

A few clouds from time to time. Low 39F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity44%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:17 am
  • Moonset
    Moonset1:25 am
  • Moon Phase - Day 6 Waxing Crescent

Wed 25

Mostly Cloudy Day Mostly Cloudy
67°/38°
Rain drop 8%
Add

Day

67°
Mostly Cloudy Day
Rain drop
8%
SSW 11 mph

Mostly cloudy. High 67F. SE winds shifting to WNW at 10 to 15 mph.

  • Humidity
    Humidity35%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:55 am
  • Sunset
    Sunset7:18 pm

Night

38°
Partly Cloudy Night
Mixed precipitation
10%
W 9 mph

Mostly cloudy skies early will become partly cloudy late. Low 38F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity52%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:20 am
  • Moonset
    Moonset2:31 am
  • Moon Phase - Day 7 First Quarter

Thu 26

Partly Cloudy Day Partly Cloudy
66°/39°
Rain drop 10%
Add

Day

66°
Partly Cloudy Day
Rain drop
10%
NNW 11 mph

Partly cloudy skies. High 66F. SSW winds shifting to N at 10 to 15 mph.

  • Humidity
    Humidity37%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:54 am
  • Sunset
    Sunset7:19 pm

Night

39°
Partly Cloudy Night
Mixed precipitation
7%
W 9 mph

A few clouds from time to time. Low 39F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity47%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:30 pm
  • Moonset
    Moonset3:27 am
  • Moon Phase - Day 8 Waxing Gibbous
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