Boulder, CO Weather

    16:00 Monday
    Sunny
    Clear
    -3° Feels like -4°
    Gentle west wind West 3 - 9 km/h
    • Today 29 Dec. Clear 4° / -9° Moderate southwest wind 14 - 31 km/h
    • Tomorrow 30 Dec. Clear 9° / -5° Moderate west wind 12 - 27 km/h
    • Wednesday 31 Dec. Scattered clouds 13° / -3° Moderate southwest wind 13 - 30 km/h
    • Thursday 1 Jan. Partly cloudy 12° / 1° Moderate west wind 12 - 28 km/h
    • Friday 2 Jan. Partly cloudy 12° / 4° Moderate southwest wind 8 - 38 km/h
    • Saturday 3 Jan. Scattered clouds 15° / 0° Moderate southwest wind 14 - 49 km/h
    • Sunday 4 Jan. Scattered clouds 14° / -1° Moderate west wind 13 - 36 km/h

    Weather Forecast for Boulder, CO Today

    , 29 December

    Tomorrow

    , 30 December
    17:00 Clear -3° Sunny
    Feels Like -4°
    Gentle west wind West 3 - 9 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 38%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -4 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1031 hPa
    • Snowline Snowline 7546 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 9 km/h
    • Visibility Visibility 40 km
    18:00 Clear skies -3° Clear
    Feels Like -6°
    Gentle west wind West 8 - 19 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1031 hPa
    • Snowline Snowline 7546 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Visibility Visibility 35 km
    19:00 Clear skies -4° Clear
    Feels Like -8°
    Moderate west wind West 9 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 68%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1031 hPa
    • Snowline Snowline 7874 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Visibility Visibility 35 km
    20:00 Clear skies -5° Clear
    Feels Like -8°
    Moderate southwest wind Southwest 10 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 70%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1031 hPa
    • Snowline Snowline 7874 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Visibility Visibility 35 km
    21:00 Clear skies -5° Clear
    Feels Like -9°
    Moderate southwest wind Southwest 11 - 24 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 69%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -9 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1030 hPa
    • Snowline Snowline 8202 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Visibility Visibility 35 km
    22:00 Clear skies -4° Clear
    Feels Like -9°
    Moderate west wind West 11 - 25 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 69%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -9 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1030 hPa
    • Snowline Snowline 8530 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Visibility Visibility 35 km
    23:00 Clear skies -4° Clear
    Feels Like -8°
    Moderate west wind West 12 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 68%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1029 hPa
    • Snowline Snowline 8858 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Visibility Visibility 35 km
    24:00 Clear skies -3° Clear
    Feels Like -7°
    Moderate west wind West 12 - 27 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -7 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1028 hPa
    • Snowline Snowline 9514 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Visibility Visibility 35 km

    Sunrise and Sunset

    Sunrise 07:22 Sunset 16:44
    First light 06:52 Midday 12:03 Last light 17:14
    Day length 9h 22m

    Remaining daylight 5m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    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
    11 Last Quarter

    Air quality in Boulder today

    Detail
    33
    Fair O₃ (82 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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