Boulder, CO Weather

    10:00 Sunday
    Partly cloudy
    Partly cloudy
    -3° Feels like -6°
    Moderate west wind West 9 - 35 km/h
    • Today 28 Dec. Snow with partly cloudy skies 80% 1.6 mm 5° / -9° Moderate east wind 16 - 38 km/h
    • Tomorrow 29 Dec. Clear 4° / -8° Moderate west wind 13 - 29 km/h
    • Tuesday 30 Dec. Clear 10° / -3° Moderate west wind 13 - 29 km/h
    • Wednesday 31 Dec. Scattered clouds 14° / -2° Moderate west wind 13 - 31 km/h
    • Thursday 1 Jan. Partly cloudy 14° / 1° Moderate west wind 9 - 24 km/h
    • Friday 2 Jan. Partly cloudy 13° / 6° Moderate east wind 6 - 22 km/h
    • Saturday 3 Jan. Scattered clouds 16° / 2° Strong west wind 28 - 67 km/h

    Weather Forecast for Boulder, CO Today

    , 28 December

    Tomorrow

    , 29 December
    11:00 Partly cloudy -3° Partly cloudy
    Feels Like -6°
    Moderate west wind West 9 - 35 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 58%
    • Dew Point Dew Point -10 °C
    • Clouds Clouds 77%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1028 hPa
    • Snowline Snowline 3937 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 35 km/h
    • Visibility Visibility 20 km
    12:00 Scattered clouds -2° Scattered clouds
    Feels Like -3°
    Moderate west wind West 4 - 34 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 46%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 33%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -3 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1026 hPa
    • Snowline Snowline 4265 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Visibility Visibility 40 km
    13:00 Clear -2° Sunny
    Feels Like -5°
    Moderate southeast wind Southeast 8 - 34 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 38%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 8%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -5 °C
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1025 hPa
    • Snowline Snowline 4265 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Visibility Visibility 45 km
    14:00 Clear -2° Sunny
    Feels Like -5°
    Moderate southeast wind Southeast 9 - 29 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 34%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -5 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1025 hPa
    • Snowline Snowline 4265 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Visibility Visibility 45 km
    15:00 Clear -3° Sunny
    Feels Like -5°
    Moderate east wind East 6 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 34%
    • Dew Point Dew Point -17 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -5 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1026 hPa
    • Snowline Snowline 3937 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Visibility Visibility 45 km
    16:00 Clear -5° Sunny
    Feels Like -4°
    Moderate southeast wind Southeast 1 - 20 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 0.79 in
    • Feels Like Feels Like -4 °C
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1028 hPa
    • Snowline Snowline 2953 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Visibility Visibility 40 km
    Sunny 17:00 Clear -7° Sunny
    Feels Like -6°
    Gentle southwest wind Southwest 1 - 12 km/h
    		UV Index 0 Low SPF: no
    17:00 Clear -7° Sunny
    Feels Like -6°
    Gentle southwest wind Southwest 1 - 12 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 47%
    • Dew Point Dew Point -17 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1029 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 40 km
    18:00 Clear skies -7° Clear
    Feels Like -9°
    Gentle west wind West 4 - 12 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 58%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -9 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1030 hPa
    • Snowline Snowline 1640 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 35 km
    19:00 Clear skies -8° Clear
    Feels Like -12°
    Moderate west wind West 9 - 20 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 72%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 1%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -12 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1032 hPa
    • Snowline Snowline 1312 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Visibility Visibility 35 km
    Clear 20:00 Clear skies -8° Clear
    Feels Like -13°
    Moderate southwest wind Southwest 12 - 26 km/h
    		UV Index 0 Low SPF: no
    20:00 Clear skies -8° Clear
    Feels Like -13°
    Moderate southwest wind Southwest 12 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 73%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 3%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -13 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1032 hPa
    • Snowline Snowline 1312 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Visibility Visibility 35 km
    21:00 Clear skies -8° Clear
    Feels Like -14°
    Moderate southwest wind Southwest 13 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 71%
    • Dew Point Dew Point -13 °C
    • Clouds Clouds 2%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -14 °C
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1032 hPa
    • Snowline Snowline 1312 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Visibility Visibility 35 km
    22:00 Clear skies -8° Clear
    Feels Like -13°
    Moderate west wind West 14 - 30 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point -13 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -13 °C
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1033 hPa
    • Snowline Snowline 1640 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Visibility Visibility 35 km
    Clear 23:00 Clear skies -7° Clear
    Feels Like -12°
    Moderate west wind West 14 - 30 km/h
    		UV Index 0 Low SPF: no
    23:00 Clear skies -7° Clear
    Feels Like -12°
    Moderate west wind West 14 - 30 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 60%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -12 °C
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1033 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Visibility Visibility 35 km
    24:00 Clear skies -7° Clear
    Feels Like -12°
    Moderate southwest wind Southwest 13 - 30 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -12 °C
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1032 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Visibility Visibility 40 km

    Sunrise and Sunset

    Sunrise 07:22 Sunset 16:43
    First light 06:51 Midday 12:02 Last light 17:14
    Day length 9h 21m

    Remaining daylight 6h 9m

    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 Boulder today

    Detail
    37
    Fair O₃ (90 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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