Boulder, CO Weather

    23:00 Monday
    Clear
    Clear skies
    3° Feels like -1°
    Last Quarter Last Quarter Illuminated: 30%
    • Today 12 Jan. Clear 12° / -1° Moderate southwest wind 17 - 38 km/h
    • Tomorrow 13 Jan. Scattered clouds 11° / 0° Moderate southwest wind 16 - 37 km/h
    • Wednesday 14 Jan. Scattered clouds 10° / 1° Moderate southwest wind 14 - 36 km/h
    • Thursday 15 Jan. Clear 13° / -3° Strong west wind 26 - 63 km/h
    • Friday 16 Jan. Scattered clouds 7° / -5° Moderate northwest wind 13 - 37 km/h
    • Saturday 17 Jan. Clear 9° / -5° Moderate west wind 12 - 39 km/h
    • Sunday 18 Jan. Clear 8° / -3° Moderate west wind 15 - 37 km/h

    Weather Forecast for Boulder, CO Today

    , 12 January

    Tomorrow

    , 13 January
    17:00 Clear 5° Sunny
    Feels Like 2°
    Moderate west wind West 14 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like 2 °C
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1023 hPa
    • Snowline Snowline 11483 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Visibility Visibility 35 km
    18:00 Clear skies 3° Clear
    Feels Like -1°
    Moderate west wind West 16 - 35 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1023 hPa
    • Snowline Snowline 11483 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 35 km/h
    • Visibility Visibility 35 km
    19:00 Clear skies 3° Clear
    Feels Like -1°
    Moderate west wind West 17 - 36 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 5%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1023 hPa
    • Snowline Snowline 11483 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Visibility Visibility 35 km
    20:00 Scattered clouds 3° Scattered clouds
    Feels Like -1°
    Moderate southwest wind Southwest 17 - 37 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 60%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 12%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1022 hPa
    • Snowline Snowline 11811 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 37 km/h
    • Visibility Visibility 35 km
    21:00 Scattered clouds 3° Scattered clouds
    Feels Like -1°
    Moderate west wind West 16 - 36 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 36%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1022 hPa
    • Snowline Snowline 11811 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Visibility Visibility 35 km
    22:00 Scattered clouds 3° Scattered clouds
    Feels Like -1°
    Moderate west wind West 16 - 35 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 31%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1022 hPa
    • Snowline Snowline 11811 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 35 km/h
    • Visibility Visibility 35 km
    23:00 Clear skies 3° Clear
    Feels Like -1°
    Moderate southwest wind Southwest 17 - 37 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 62%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1022 hPa
    • Snowline Snowline 11811 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 37 km/h
    • Visibility Visibility 35 km
    24:00 Clear skies 3° Clear
    Feels Like 0°
    Moderate west wind West 15 - 37 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 60%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like 0 °C
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1022 hPa
    • Snowline Snowline 11811 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 37 km/h
    • Visibility Visibility 35 km

    Sunrise and Sunset

    Sunrise 07:22 Sunset 16:57
    First light 06:52 Midday 12:09 Last light 17:27
    Day length 9h 35m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    12 Last Quarter
    13 Last Quarter
    14 Last Quarter
    15 Last Quarter
    16 Last Quarter
    17 New Moon
    18 New Moon
    19 New Moon
    20 First Quarter
    21 First Quarter
    22 First Quarter
    23 First Quarter
    24 First Quarter
    25 First Quarter

    Air quality in Boulder today

    Detail
    31
    Fair O₃ (76 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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