Longmont, CO Weather

    06:00 Sunday
    Partly cloudy
    Partly cloudy
    -5° Feels like -7°
    First Quarter First Quarter Illuminated: 61%
    • Today 28 Dec. Snow with partly cloudy skies 80% 1.2 mm 3° / -9° Moderate northeast wind 17 - 40 km/h
    • Tomorrow 29 Dec. Clear 2° / -9° Gentle west wind 5 - 13 km/h
    • Tuesday 30 Dec. Clear 8° / -5° Gentle west wind 5 - 12 km/h
    • Wednesday 31 Dec. Scattered clouds 11° / -4° Gentle west wind 7 - 15 km/h
    • Thursday 1 Jan. Partly cloudy 11° / -2° Gentle north wind 3 - 12 km/h
    • Friday 2 Jan. Partly cloudy 12° / 3° Gentle northeast wind 7 - 19 km/h
    • Saturday 3 Jan. Scattered clouds 14° / 0° Moderate west wind 24 - 46 km/h

    Weather Forecast for Longmont, CO Today

    , 28 December

    Tomorrow

    , 29 December
    06:00 Partly cloudy -5° Partly cloudy
    Feels Like -7°
    Gentle south wind South 5 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 68%
    • Dew Point Dew Point -10 °C
    • Clouds Clouds 96%
    • Feels Like Feels Like -7 °C
    • Visibility Visibility 14 km
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1026 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Snowline Snowline 2297 ft
    07:00 Snow with partly cloudy skies 60% 0.24 in -6° Snow
    Feels Like -6°
    Gentle south wind South 2 - 15 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 60% 0.24 in
    • Humidity Humidity 71%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 83%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1029 hPa
    • Snowline Snowline 1640 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Visibility Visibility 14 km
    08:00 Snow with partly cloudy skies 40% 0.2 in -6° Snow
    Feels Like -7°
    Gentle southwest wind Southwest 3 - 13 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 40% 0.2 in
    • Humidity Humidity 67%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 25%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -7 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1030 hPa
    • Snowline Snowline 1640 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 13 km/h
    • Visibility Visibility 20 km
    09:00 Scattered clouds -6° Scattered clouds
    Feels Like -8°
    Gentle south wind South 5 - 15 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 38%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1030 hPa
    • Snowline Snowline 1640 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Visibility Visibility 35 km
    10:00 Partly cloudy -5° Partly cloudy
    Feels Like -8°
    Gentle southeast wind Southeast 6 - 16 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 58%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 78%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1030 hPa
    • Snowline Snowline 2297 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Visibility Visibility 30 km
    Partly cloudy 11:00 Partly cloudy -3° Partly cloudy
    Feels Like -6°
    Moderate southeast wind Southeast 8 - 20 km/h
    		UV Index 1 Low SPF: no
    11:00 Partly cloudy -3° Partly cloudy
    Feels Like -6°
    Moderate southeast wind Southeast 8 - 20 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 50%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 64%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1029 hPa
    • Snowline Snowline 3609 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Visibility Visibility 35 km
    12:00 Scattered clouds -2° Scattered clouds
    Feels Like -3°
    Gentle southeast wind Southeast 6 - 18 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 45%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 25%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -3 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1027 hPa
    • Snowline Snowline 3937 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Visibility Visibility 40 km
    13:00 Clear -1° Sunny
    Feels Like -3°
    Gentle southeast wind Southeast 7 - 19 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point -13 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -3 °C
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1025 hPa
    • Snowline Snowline 4265 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Visibility Visibility 45 km
    Sunny 14:00 Clear -1° Sunny
    Feels Like -3°
    Moderate southeast wind Southeast 7 - 20 km/h
    		UV Index 1 Low SPF: no
    14:00 Clear -1° Sunny
    Feels Like -3°
    Moderate southeast wind Southeast 7 - 20 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 35%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -3 °C
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1025 hPa
    • Snowline Snowline 4265 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Visibility Visibility 45 km
    15:00 Clear -1° Sunny
    Feels Like -4°
    Moderate east wind East 8 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 35%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -4 °C
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1026 hPa
    • Snowline Snowline 4265 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Visibility Visibility 45 km
    16:00 Clear -3° Sunny
    Feels Like -4°
    Moderate east wind East 4 - 20 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 36%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -4 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1027 hPa
    • Snowline Snowline 3281 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Visibility Visibility 45 km
    Sunny 17:00 Clear -5° Sunny
    Feels Like -2°
    Gentle southwest wind Southwest 1 - 8 km/h
    		UV Index 0 Low SPF: no
    17:00 Clear -5° Sunny
    Feels Like -2°
    Gentle southwest wind Southwest 1 - 8 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point -17 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -2 °C
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1028 hPa
    • Snowline Snowline 2297 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 8 km/h
    • Visibility Visibility 40 km
    18:00 Clear skies -6° Clear
    Feels Like -6°
    Gentle west wind West 3 - 7 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 50%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1030 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 7 km/h
    • Visibility Visibility 40 km
    19:00 Clear skies -7° Clear
    Feels Like -9°
    Gentle west wind West 4 - 8 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -9 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1031 hPa
    • Snowline Snowline 1312 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 8 km/h
    • Visibility Visibility 35 km
    Clear 20:00 Clear skies -8° Clear
    Feels Like -10°
    Gentle west wind West 5 - 10 km/h
    		UV Index 0 Low SPF: no
    20:00 Clear skies -8° Clear
    Feels Like -10°
    Gentle west wind West 5 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 62%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 4%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -10 °C
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1033 hPa
    • Snowline Snowline 984 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Visibility Visibility 35 km
    21:00 Clear skies -8° Clear
    Feels Like -11°
    Gentle west wind West 6 - 12 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 62%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 1%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -11 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1033 hPa
    • Snowline Snowline 984 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 35 km
    22:00 Clear skies -8° Clear
    Feels Like -11°
    Gentle west wind West 6 - 12 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -11 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1034 hPa
    • Snowline Snowline 984 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 35 km
    Clear 23:00 Clear skies -8° Clear
    Feels Like -11°
    Gentle west wind West 6 - 12 km/h
    		UV Index 0 Low SPF: no
    23:00 Clear skies -8° Clear
    Feels Like -11°
    Gentle west wind West 6 - 12 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -11 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1034 hPa
    • Snowline Snowline 656 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 35 km
    24:00 Clear skies -8° Clear
    Feels Like -10°
    Gentle west wind West 5 - 12 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -10 °C
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1034 hPa
    • Snowline Snowline 656 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 35 km

    Sunrise and Sunset

    Sunrise 07:22 Sunset 16:42
    First light 06:51 Midday 12:02 Last light 17:13
    Day length 9h 20m

    Time remaining until sunrise 56m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    28 First Quarter
    29 First Quarter
    30 First Quarter
    31 First Quarter
    1 First Quarter
    2 Full Moon
    3 Full Moon
    4 Full Moon
    5 Last Quarter
    6 Last Quarter
    7 Last Quarter
    8 Last Quarter
    9 Last Quarter
    10 Last Quarter

    Air quality in Longmont today

    Detail
    35
    Fair O₃ (86 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

    Videos

    More Videos
    A massive blizzard unleashes chaos on the island of Hokkaido, Japan
    A massive blizzard unleashes chaos on the island of Hokkaido, Japan