Boulder, CO Weather

    08:00 Wednesday
    Sunny
    Clear
    25° Feels like 25°
    Moderate northeast wind Northeast 6 - 21 km/h
    reloj Hourly Cloudy intervals for the next few hours
    • Today 15 July Clear 35° / 18° Moderate northeast wind 11 - 34 km/h
    • Tomorrow 16 July Clear 34° / 19° Moderate east wind 13 - 36 km/h
    • Friday 17 July Scattered clouds 35° / 17° Moderate east wind 12 - 34 km/h
    • Saturday 18 July Clear 35° / 19° Moderate east wind 10 - 32 km/h
    • Sunday 19 July Scattered clouds 37° / 18° Moderate north wind 13 - 38 km/h
    • Monday 20 July Thunderstorm with partly cloudy skies 80% 4.1 mm 37° / 19° Moderate east wind 13 - 42 km/h
    • Tuesday 21 July Thunderstorm with partly cloudy skies 80% 8.2 mm 29° / 18° Moderate west wind 7 - 46 km/h

    Weather Forecast for Boulder, CO Today

    , 15 July

    Tomorrow

    , 16 July
    09:00 Clear 25° Sunny
    Feels Like 25°
    Moderate northeast wind Northeast 6 - 21 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 37%
    • Dew Point Dew Point 9 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 25 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1016 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Snowline Snowline 17388 ft
    10:00 Clear 27° Sunny
    Feels Like 26°
    Moderate northeast wind Northeast 7 - 26 km/h
    		UV Index 5 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 32%
    • Dew Point Dew Point 9 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 26 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 17717 ft
    11:00 Clear 29° Sunny
    Feels Like 28°
    Moderate northeast wind Northeast 8 - 28 km/h
    		UV Index 8 Very High! SPF: 25-50
    • Rain Rain 0% 0 mm
    • Humidity Humidity 27%
    • Dew Point Dew Point 8 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 28 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 17388 ft
    12:00 Clear 31° Sunny
    Feels Like 29°
    Moderate east wind East 9 - 30 km/h
    		UV Index 10 Very High! SPF: 25-50
    • Rain Rain 0% 0 mm
    • Humidity Humidity 24%
    • Dew Point Dew Point 8 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like 29 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Snowline Snowline 17388 ft
    13:00 Clear 33° Sunny
    Feels Like 31°
    Moderate east wind East 9 - 31 km/h
    		UV Index 11+ Extreme! SPF: 50+
    • Rain Rain 0% 0 mm
    • Humidity Humidity 19%
    • Dew Point Dew Point 6 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 31 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 17060 ft
    Sunny 14:00 Clear 34° Sunny
    Feels Like 32°
    Moderate northeast wind Northeast 10 - 32 km/h
    		UV Index 10 Very High! SPF: 25-50
    14:00 Scattered clouds 34° Scattered clouds
    Feels Like 32°
    Moderate northeast wind Northeast 10 - 32 km/h
    		UV Index 10 Very High! SPF: 25-50
    • Rain Rain 0% 0 mm
    • Humidity Humidity 17%
    • Dew Point Dew Point 6 °C
    • Clouds Clouds 8%
    • Feels Like Feels Like 32 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 17060 ft
    15:00 Scattered clouds 34° Scattered clouds
    Feels Like 32°
    Moderate northeast wind Northeast 10 - 32 km/h
    		UV Index 8 Very High! SPF: 25-50
    • Rain Rain 0% 0 mm
    • Humidity Humidity 16%
    • Dew Point Dew Point 5 °C
    • Clouds Clouds 26%
    • Feels Like Feels Like 32 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 17060 ft
    16:00 Scattered clouds 35° Scattered clouds
    Feels Like 32°
    Moderate northeast wind Northeast 11 - 34 km/h
    		UV Index 6 High SPF: 15-25
    • Rain Rain 0% 0 mm
    • Humidity Humidity 15%
    • Dew Point Dew Point 5 °C
    • Clouds Clouds 15%
    • Feels Like Feels Like 32 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Snowline Snowline 17388 ft
    Scattered clouds 17:00 Scattered clouds 34° Scattered clouds
    Feels Like 32°
    Moderate northeast wind Northeast 9 - 34 km/h
    		UV Index 3 Moderate SPF: 6-10
    17:00 Scattered clouds 34° Scattered clouds
    Feels Like 32°
    Moderate northeast wind Northeast 9 - 34 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 15%
    • Dew Point Dew Point 4 °C
    • Clouds Clouds 27%
    • Feels Like Feels Like 32 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Snowline Snowline 17388 ft
    18:00 Clear 34° Sunny
    Feels Like 32°
    Moderate east wind East 7 - 29 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 15%
    • Dew Point Dew Point 4 °C
    • Clouds Clouds 7%
    • Feels Like Feels Like 32 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Snowline Snowline 17060 ft
    19:00 Scattered clouds 33° Scattered clouds
    Feels Like 31°
    Moderate east wind East 11 - 27 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 16%
    • Dew Point Dew Point 4 °C
    • Clouds Clouds 30%
    • Feels Like Feels Like 31 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Snowline Snowline 17060 ft
    Scattered clouds 20:00 Scattered clouds 31° Scattered clouds
    Feels Like 29°
    Moderate southeast wind Southeast 11 - 29 km/h
    		UV Index 0 Low SPF: no
    20:00 Scattered clouds 31° Scattered clouds
    Feels Like 29°
    Moderate southeast wind Southeast 11 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 23%
    • Dew Point Dew Point 7 °C
    • Clouds Clouds 30%
    • Feels Like Feels Like 29 °C
    • Visibility Visibility 12 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Snowline Snowline 16732 ft
    21:00 Scattered clouds 29° Scattered clouds
    Feels Like 28°
    Moderate southeast wind Southeast 6 - 24 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 28%
    • Dew Point Dew Point 9 °C
    • Clouds Clouds 25%
    • Feels Like Feels Like 28 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Snowline Snowline 17388 ft
    22:00 Scattered clouds 27° Scattered clouds
    Feels Like 27°
    Moderate southeast wind Southeast 9 - 22 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 30%
    • Dew Point Dew Point 8 °C
    • Clouds Clouds 11%
    • Feels Like Feels Like 27 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 22 km/h
    • Snowline Snowline 17388 ft
    Clear 23:00 Clear skies 26° Clear
    Feels Like 26°
    Moderate southeast wind Southeast 11 - 28 km/h
    		UV Index 0 Low SPF: no
    23:00 Scattered clouds 26° Scattered clouds
    Feels Like 26°
    Moderate southeast wind Southeast 11 - 28 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 31%
    • Dew Point Dew Point 7 °C
    • Clouds Clouds 3%
    • Feels Like Feels Like 26 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 17388 ft
    24:00 Clear skies 24° Clear
    Feels Like 25°
    Moderate south wind South 5 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 35%
    • Dew Point Dew Point 8 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like 25 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 17388 ft

    Air quality in Boulder today

    Detail
    52
    Moderate O₃ (134 µg/m³)

    Sunrise and Sunset

    Sunrise 05:45 Sunset 20:28
    First light 05:13 Midday 13:07 Last light 21:00
    Day length 14h 44m

    Remaining daylight 14h 10m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    15 New Moon
    16 First Quarter
    17 First Quarter
    18 First Quarter
    19 First Quarter
    20 First Quarter
    21 First Quarter
    22 First Quarter
    23 First Quarter
    24 First Quarter
    25 First Quarter
    26 First Quarter
    27 First Quarter
    28 Full Moon

    What is the weather like in Boulder, CO in July?

    • Avg. Temp.
      Avg. Temp.: 19 °C Max.: 27 °C Min: 12 °C
    • Rainy Days
      Rainy Days: 16 days
    • Accumulated Rainfall
      Accumulated Rainfall: 79 mm
    • Average Wind Speed
      Average Wind Speed: 7 km/h

    Weather graphs

    Videos

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