Longmont, CO Weather

    19:00 Thursday
    Partly cloudy
    Partly cloudy
    -8° Feels like -9°
    Full Moon Full Moon Illuminated: 100%
    • Today 4 Dec. Scattered clouds -5° / -14° Gentle south wind 6 - 12 km/h
    • Tomorrow 5 Dec. Partly cloudy -1° / -7° Gentle south wind 9 - 18 km/h
    • Saturday 6 Dec. Rain and snow with partly cloud skies 80% 1.7 mm 6° / -5° Gentle southwest wind 7 - 19 km/h
    • Sunday 7 Dec. Scattered clouds 3° / -9° Gentle southeast wind 6 - 19 km/h
    • Monday 8 Dec. Scattered clouds 5° / -9° Gentle southeast wind 6 - 16 km/h
    • Tuesday 9 Dec. Scattered clouds 6° / -7° Moderate southeast wind 14 - 30 km/h
    • Wednesday 10 Dec. Light rain with cloudy skies 60% 0.3 mm 5° / 1° Moderate southeast wind 11 - 26 km/h

    Weather Forecast for Longmont, CO Today

    , 4 December

    Tomorrow

    , 5 December
    17:00 Clear -8° Sunny
    Feels Like -9°
    Gentle northwest wind Northwest 3 - 8 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 76%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 4%
    • Snow depth Snow depth 3.15 in
    • Feels Like Feels Like -9 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1018 hPa
    • Snowline Snowline 6890 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 8 km/h
    • Visibility Visibility 25 km
    18:00 Partly cloudy -8° Partly cloudy
    Feels Like -6°
    Gentle west wind West 1 - 7 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 73%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 76%
    • Snow depth Snow depth 3.15 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1018 hPa
    • Snowline Snowline 6890 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 7 km/h
    • Visibility Visibility 30 km
    19:00 Partly cloudy -8° Partly cloudy
    Feels Like -10°
    Gentle south wind South 4 - 7 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 85%
    • Snow depth Snow depth 3.15 in
    • Feels Like Feels Like -10 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1017 hPa
    • Snowline Snowline 6562 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 7 km/h
    • Visibility Visibility 30 km
    20:00 Partly cloudy -8° Partly cloudy
    Feels Like -9°
    Gentle south wind South 3 - 7 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 76%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 95%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -9 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1016 hPa
    • Snowline Snowline 6562 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 7 km/h
    • Visibility Visibility 35 km
    21:00 Partly cloudy -7° Partly cloudy
    Feels Like -10°
    Gentle south wind South 6 - 12 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 87%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -10 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1015 hPa
    • Snowline Snowline 6562 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 35 km
    22:00 Partly cloudy -6° Partly cloudy
    Feels Like -6°
    Gentle south wind South 2 - 11 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 72%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 77%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1016 hPa
    • Snowline Snowline 6562 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 11 km/h
    • Visibility Visibility 35 km
    23:00 Partly cloudy -7° Partly cloudy
    Feels Like -7°
    Gentle south wind South 3 - 6 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 73%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 72%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -7 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1016 hPa
    • Snowline Snowline 6562 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 6 km/h
    • Visibility Visibility 35 km
    24:00 Partly cloudy -7° Partly cloudy
    Feels Like -8°
    Gentle south wind South 3 - 7 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 73%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 70%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1016 hPa
    • Snowline Snowline 6890 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 7 km/h
    • Visibility Visibility 35 km

    Sunrise and Sunset

    Sunrise 07:06 Sunset 16:34
    First light 06:36 Midday 11:50 Last light 17:04
    Day length 9h 28m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    4 Full Moon
    5 Full Moon
    6 Last Quarter
    7 Last Quarter
    8 Last Quarter
    9 Last Quarter
    10 Last Quarter
    11 Last Quarter
    12 Last Quarter
    13 Last Quarter
    14 Last Quarter
    15 Last Quarter
    16 Last Quarter
    17 Last Quarter

    Air quality in Longmont today

    Detail
    28
    Fair PM₂₅ (15 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

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