10-Day Weather Forecast for Longmont, Colorado 80504 - The Weather Channel | weather.com
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10 Day Weather-

As of 1:14 am MDT

Tonight

Cloudy Cloudy
--/17°
Rain drop 3%
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Night

17°
Cloudy
Snowflake
3%
SE 6 mph

Cloudy skies. Low 17F. Winds light and variable.

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Leaves, Pollen Increasing For South, Southeast


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

Mon 16

Partly Cloudy Day Partly Cloudy
51°/37°
Rain drop 1%
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Day

51°
Partly Cloudy Day
Rain drop
1%
ESE 7 mph

Partly cloudy. High 51F. Winds ESE at 5 to 10 mph.

  • Humidity
    Humidity41%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:10 am
  • Sunset
    Sunset7:08 pm

Night

37°
Partly Cloudy Night
Mixed precipitation
1%
SW 7 mph

Partly cloudy. Low 37F. Winds SW at 5 to 10 mph.

  • Humidity
    Humidity51%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:03 am
  • Moonset
    Moonset4:47 pm
  • Moon Phase - Day 27 Waning Crescent

Tue 17

Partly Cloudy Day Partly Cloudy
74°/44°
Rain drop 1%
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Day

74°
Partly Cloudy Day
Rain drop
1%
W 15 mph

Partly cloudy. High 74F. Winds W at 10 to 20 mph.

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

Night

44°
Mostly Clear Night
W 10 mph

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

  • Humidity
    Humidity35%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:27 am
  • Moonset
    Moonset5:57 pm
  • Moon Phase - Day 28 Waning Crescent

Wed 18

Sunny Sunny
82°/46°
Rain drop 0%
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Day

82°
Sunny
W 12 mph

Sunny skies. Near record high temperatures. High 82F. Winds W at 10 to 15 mph.

  • Humidity
    Humidity20%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:06 am
  • Sunset
    Sunset7:10 pm

Night

46°
Clear Night
W 9 mph

Clear skies. Low 46F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity28%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:51 am
  • Moonset
    Moonset7:07 pm
  • Moon Phase - Day 29 New Moon

Thu 19

Sunny Sunny
84°/47°
Rain drop 0%
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Day

84°
Sunny
WSW 10 mph

Mainly sunny. Near record high temperatures. High 84F. Winds WSW at 10 to 15 mph.

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

Night

47°
Clear Night
W 9 mph

Clear. Low 47F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity27%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:14 am
  • Moonset
    Moonset8:19 pm
  • Moon Phase - Day 1 Waxing Crescent

Fri 20

Mostly Clear Day Mostly Sunny
86°/49°
Rain drop 0%
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Day

86°
Mostly Clear Day
WNW 10 mph

Plentiful sunshine. Near record high temperatures. High 86F. Winds WNW at 10 to 15 mph.

  • Humidity
    Humidity16%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:03 am
  • Sunset
    Sunset7:12 pm

Night

49°
Partly Cloudy Night
W 9 mph

Partly cloudy. Low 49F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity27%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:39 am
  • Moonset
    Moonset9:35 pm
  • Moon Phase - Day 2 Waxing Crescent

Sat 21

Partly Cloudy Day Partly Cloudy
88°/47°
Rain drop 0%
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Day

88°
Partly Cloudy Day
WSW 12 mph

Partly cloudy. Near record high temperatures. High 88F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity17%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:01 am
  • Sunset
    Sunset7:13 pm

Night

47°
Partly Cloudy Night
Rain drop
1%
NW 10 mph

Partly cloudy. Low 47F. Winds NW at 10 to 15 mph.

  • Humidity
    Humidity28%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:07 am
  • Moonset
    Moonset10:52 pm
  • Moon Phase - Day 3 Waxing Crescent

Sun 22

Partly Cloudy Day Partly Cloudy
67°/41°
Rain drop 6%
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Day

67°
Partly Cloudy Day
Rain drop
6%
ENE 11 mph

Partly to mostly cloudy. High 67F. Winds ENE at 10 to 15 mph.

  • Humidity
    Humidity30%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:00 am
  • Sunset
    Sunset7:14 pm

Night

41°
Partly Cloudy Night
Rain drop
15%
ENE 10 mph

Mostly cloudy skies early, then partly cloudy after midnight. Low 41F. Winds ENE at 5 to 10 mph.

  • Humidity
    Humidity46%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:41 am
  • Moonset
    Moonset--
  • Moon Phase - Day 4 Waxing Crescent

Mon 23

Partly Cloudy Day Partly Cloudy
71°/42°
Rain drop 4%
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Day

71°
Partly Cloudy Day
Rain drop
4%
NNE 10 mph

Intervals of clouds and sunshine. High 71F. Winds NNE at 10 to 15 mph.

  • Humidity
    Humidity33%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:58 am
  • Sunset
    Sunset7:15 pm

Night

42°
Mostly Cloudy Night
Rain drop
6%
NNW 9 mph

Mostly cloudy skies. Low 42F. Winds NNW at 5 to 10 mph.

  • Humidity
    Humidity43%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:24 am
  • Moonset
    Moonset12:10 am
  • Moon Phase - Day 5 Waxing Crescent

Tue 24

Mostly Cloudy Day Mostly Cloudy
73°/41°
Rain drop 10%
Add

Day

73°
Mostly Cloudy Day
Rain drop
10%
N 11 mph

Mainly cloudy. High 73F. Winds N at 10 to 15 mph.

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

Night

41°
Partly Cloudy Night
Rain drop
11%
NW 10 mph

Partly cloudy. Low 41F. Winds NW at 5 to 10 mph.

  • Humidity
    Humidity40%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:16 am
  • Moonset
    Moonset1:25 am
  • Moon Phase - Day 6 Waxing Crescent

Wed 25

Mostly Clear Day Mostly Sunny
69°/40°
Rain drop 12%
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Day

69°
Mostly Clear Day
Rain drop
12%
WNW 13 mph

Generally sunny despite a few afternoon clouds. High 69F. Winds WNW at 10 to 15 mph.

  • Humidity
    Humidity27%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:55 am
  • Sunset
    Sunset7:18 pm

Night

40°
Partly Cloudy Night
Rain drop
7%
WNW 10 mph

Partly cloudy. Low around 40F. Winds WNW at 10 to 15 mph.

  • Humidity
    Humidity37%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:19 am
  • Moonset
    Moonset2:31 am
  • Moon Phase - Day 7 First Quarter

Thu 26

Partly Cloudy Day Partly Cloudy
71°/41°
Rain drop 3%
Add

Day

71°
Partly Cloudy Day
Rain drop
3%
NNW 12 mph

Partly cloudy. High 71F. NE winds shifting to W at 10 to 15 mph.

  • Humidity
    Humidity25%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:53 am
  • Sunset
    Sunset7:19 pm

Night

41°
Partly Cloudy Night
Rain drop
2%
NW 10 mph

Partly cloudy. Low 41F. Winds NW at 5 to 10 mph.

  • Humidity
    Humidity36%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:29 pm
  • Moonset
    Moonset3:27 am
  • Moon Phase - Day 8 Waxing Gibbous

Fri 27

Partly Cloudy Day Partly Cloudy
77°/45°
Rain drop 0%
Add

Day

77°
Partly Cloudy Day
SW 11 mph

Sunshine and clouds mixed. High 77F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity22%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:52 am
  • Sunset
    Sunset7:20 pm

Night

45°
Partly Cloudy Night
Rain drop
1%
W 9 mph

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

  • Humidity
    Humidity32%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise1:44 pm
  • Moonset
    Moonset4:10 am
  • Moon Phase - Day 9 Waxing Gibbous

Sat 28

Partly Cloudy Day Partly Cloudy
74°/43°
Rain drop 4%
Add

Day

74°
Partly Cloudy Day
Rain drop
4%
WSW 13 mph

Intervals of clouds and sunshine. High 74F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity23%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:50 am
  • Sunset
    Sunset7:21 pm

Night

43°
Partly Cloudy Night
Rain drop
4%
W 11 mph

Partly cloudy. Low 43F. Winds W at 10 to 15 mph.

  • Humidity
    Humidity37%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise2:56 pm
  • Moonset
    Moonset4:45 am
  • Moon Phase - Day 10 Waxing Gibbous

Sun 29

Partly Cloudy Day Partly Cloudy
72°/41°
Rain drop 12%
Add

Day

72°
Partly Cloudy Day
Rain drop
12%
WSW 13 mph

Sunshine and clouds mixed. High 72F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity26%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:48 am
  • Sunset
    Sunset7:22 pm

Night

41°
Partly Cloudy Night
Rain drop
21%
WNW 11 mph

Partly to mostly cloudy. Low 41F. Winds WNW at 10 to 15 mph.

  • Humidity
    Humidity39%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:06 pm
  • Moonset
    Moonset5:14 am
  • Moon Phase - Day 11 Waxing Gibbous
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