Boulder, CO Weather

    05:00 Thursday
    Scattered clouds
    Scattered clouds
    7° Feels like 5°
    First Quarter First Quarter Illuminated: 29%
    • Today 25 Dec. Scattered clouds 20° / 4° Moderate southwest wind 13 - 35 km/h
    • Tomorrow 26 Dec. Scattered clouds 18° / 3° Moderate west wind 15 - 40 km/h
    • Saturday 27 Dec. Rain and snow with partly cloud skies 80% 1.1 mm 12° / 0° Moderate southwest wind 12 - 27 km/h
    • Sunday 28 Dec. Snow with partly cloudy skies 90% 8.8 mm 0° / -12° Moderate southwest wind 13 - 35 km/h
    • Monday 29 Dec. Clear -1° / -14° Moderate southwest wind 13 - 29 km/h
    • Tuesday 30 Dec. Clear 4° / -7° Moderate southwest wind 13 - 29 km/h
    • Wednesday 31 Dec. Clear 10° / -4° Moderate southwest wind 12 - 29 km/h

    Weather Forecast for Boulder, CO Today

    , 25 December

    Tomorrow

    , 26 December
    05:00 Scattered clouds 7° Scattered clouds
    Feels Like 5°
    Moderate southwest wind Southwest 11 - 28 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 38%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 15092 ft
    06:00 Scattered clouds 8° Scattered clouds
    Feels Like 6°
    Moderate southwest wind Southwest 11 - 28 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 37%
    • Feels Like Feels Like 6 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 14764 ft
    07:00 Scattered clouds 8° Scattered clouds
    Feels Like 6°
    Moderate southwest wind Southwest 10 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 62%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 25%
    • Feels Like Feels Like 6 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 14764 ft
    Scattered clouds 08:00 Scattered clouds 9° Scattered clouds
    Feels Like 7°
    Moderate southwest wind Southwest 10 - 25 km/h
    		UV Index 0 Low SPF: no
    08:00 Partly cloudy 9° Partly cloudy
    Feels Like 7°
    Moderate southwest wind Southwest 10 - 25 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 57%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 52%
    • Feels Like Feels Like 7 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Snowline Snowline 14436 ft
    09:00 Partly cloudy 13° Partly cloudy
    Feels Like 13°
    Moderate southwest wind Southwest 7 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 42%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 58%
    • Feels Like Feels Like 13 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 14108 ft
    10:00 Partly cloudy 17° Partly cloudy
    Feels Like 17°
    Moderate south wind South 7 - 22 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 31%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 65%
    • Feels Like Feels Like 17 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 22 km/h
    • Snowline Snowline 13451 ft
    Scattered clouds 11:00 Scattered clouds 18° Scattered clouds
    Feels Like 18°
    Moderate southeast wind Southeast 7 - 21 km/h
    		UV Index 2 Low SPF: no
    11:00 Partly cloudy 18° Partly cloudy
    Feels Like 18°
    Moderate southeast wind Southeast 7 - 21 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 28%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 26%
    • Feels Like Feels Like 18 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Snowline Snowline 12139 ft
    12:00 Scattered clouds 20° Scattered clouds
    Feels Like 20°
    Moderate south wind South 6 - 23 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 25%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 52%
    • Feels Like Feels Like 20 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1007 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 11811 ft
    13:00 Partly cloudy 20° Partly cloudy
    Feels Like 20°
    Moderate southwest wind Southwest 3 - 20 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 26%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 63%
    • Feels Like Feels Like 20 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1007 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Snowline Snowline 11811 ft
    Scattered clouds 14:00 Scattered clouds 18° Scattered clouds
    Feels Like 18°
    Moderate southwest wind Southwest 11 - 31 km/h
    		UV Index 1 Low SPF: no
    14:00 Partly cloudy 18° Partly cloudy
    Feels Like 18°
    Moderate southwest wind Southwest 11 - 31 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 34%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 24%
    • Feels Like Feels Like 18 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1007 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 13123 ft
    15:00 Scattered clouds 18° Scattered clouds
    Feels Like 18°
    Moderate west wind West 11 - 33 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 33%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 18%
    • Feels Like Feels Like 18 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 33 km/h
    • Snowline Snowline 12795 ft
    16:00 Scattered clouds 16° Scattered clouds
    Feels Like 16°
    Moderate west wind West 13 - 35 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 36%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 11%
    • Feels Like Feels Like 16 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 35 km/h
    • Snowline Snowline 12139 ft
    Sunny 17:00 Clear 13° Sunny
    Feels Like 13°
    Moderate southwest wind Southwest 4 - 32 km/h
    		UV Index 0 Low SPF: no
    17:00 Scattered clouds 13° Scattered clouds
    Feels Like 13°
    Moderate southwest wind Southwest 4 - 32 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 40%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 3%
    • Feels Like Feels Like 13 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 11811 ft
    18:00 Clear skies 12° Clear
    Feels Like 12°
    Gentle south wind South 1 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 41%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like 12 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Snowline Snowline 11483 ft
    19:00 Clear skies 10° Clear
    Feels Like 9°
    Gentle southwest wind Southwest 6 - 15 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 49%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 9 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Snowline Snowline 11155 ft
    Clear 20:00 Clear skies 7° Clear
    Feels Like 5°
    Moderate southwest wind Southwest 13 - 27 km/h
    		UV Index 0 Low SPF: no
    20:00 Clear skies 7° Clear
    Feels Like 5°
    Moderate southwest wind Southwest 13 - 27 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Snowline Snowline 10827 ft
    21:00 Clear skies 6° Clear
    Feels Like 3°
    Moderate southwest wind Southwest 13 - 32 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 57%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 10827 ft
    22:00 Clear skies 5° Clear
    Feels Like 3°
    Moderate southwest wind Southwest 13 - 31 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 3%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 10827 ft
    Clear 23:00 Clear skies 5° Clear
    Feels Like 2°
    Moderate southwest wind Southwest 13 - 31 km/h
    		UV Index 0 Low SPF: no
    23:00 Scattered clouds 5° Scattered clouds
    Feels Like 2°
    Moderate southwest wind Southwest 13 - 31 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 59%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like 2 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 11155 ft
    24:00 Scattered clouds 5° Scattered clouds
    Feels Like 3°
    Moderate southwest wind Southwest 13 - 32 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 60%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 22%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 11155 ft

    Sunrise and Sunset

    Sunrise 07:21 Sunset 16:41
    First light 06:50 Midday 12:01 Last light 17:12
    Day length 9h 20m

    Time remaining until sunrise 2h 17m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    25 First Quarter
    26 First Quarter
    27 First Quarter
    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

    Air quality in Boulder today

    Detail
    26
    Fair O₃ (64 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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