Boulder, CO Weather

    16:00 Monday
    Scattered clouds
    Scattered clouds
    37° Feels like 35°
    Moderate northeast wind Northeast 12 - 38 km/h
    reloj Hourly Light rain in the next few hours
    • Today 20 July Light rain with partly cloudy skies 70% 0.8 mm 38° / 18° Strong northwest wind 17 - 52 km/h
    • Tomorrow 21 July Thunderstorm with partly cloudy skies 80% 4.1 mm 34° / 18° Moderate west wind 12 - 35 km/h
    • Wednesday 22 July Thunderstorm with partly cloudy skies 90% 3.2 mm 32° / 15° Moderate north wind 12 - 37 km/h
    • Thursday 23 July Thunderstorm with partly cloudy skies 90% 7.9 mm 28° / 16° Moderate east wind 8 - 27 km/h
    • Friday 24 July Light rain with partly cloudy skies 80% 1.1 mm 33° / 16° Moderate east wind 10 - 31 km/h
    • Saturday 25 July Light rain with partly cloudy skies 60% 0.2 mm 35° / 16° Moderate west wind 11 - 33 km/h
    • Sunday 26 July Thunderstorm with partly cloudy skies 70% 1 mm 36° / 17° Moderate west wind 14 - 41 km/h

    Weather Forecast for Boulder, CO Today

    , 20 July

    Tomorrow

    , 21 July
    16:00 Scattered clouds 37° Scattered clouds
    Feels Like 35°
    Moderate northeast wind Northeast 12 - 38 km/h
    		UV Index 6 High SPF: 15-25
    • Rain Rain 20% 0 mm
    • Humidity Humidity 15%
    • Dew Point Dew Point 7 °C
    • Clouds Clouds 49%
    • Feels Like Feels Like 35 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 38 km/h
    • Snowline Snowline 17388 ft
    17:00 Partly cloudy 35° Partly cloudy
    Feels Like 33°
    Moderate north wind North 15 - 40 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 20% 0 mm
    • Humidity Humidity 20%
    • Dew Point Dew Point 8 °C
    • Clouds Clouds 64%
    • Feels Like Feels Like 33 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 40 km/h
    • Snowline Snowline 17717 ft
    18:00 Light rain with partly cloudy skies 30% 0.004 mm 31° Light rain
    Feels Like 30°
    Strong northwest wind Northwest 17 - 52 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 30% 0.004 mm
    • Humidity Humidity 31%
    • Dew Point Dew Point 12 °C
    • Clouds Clouds 50%
    • Feels Like Feels Like 30 °C
    • Visibility Visibility 12 km
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 52 km/h
    • Snowline Snowline 18045 ft
    19:00 Light rain with partly cloudy skies 30% 0.004 mm 32° Light rain
    Feels Like 31°
    Moderate north wind North 7 - 36 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 30% 0.004 mm
    • Humidity Humidity 27%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 49%
    • Feels Like Feels Like 31 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Snowline Snowline 17717 ft
    20:00 Scattered clouds 31° Scattered clouds
    Feels Like 29°
    Moderate north wind North 6 - 22 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 33%
    • Dew Point Dew Point 12 °C
    • Clouds Clouds 43%
    • Feels Like Feels Like 29 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 22 km/h
    • Snowline Snowline 17717 ft
    21:00 Partly cloudy 27° Partly cloudy
    Feels Like 27°
    Gentle northwest wind Northwest 3 - 17 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 42%
    • Dew Point Dew Point 13 °C
    • Clouds Clouds 57%
    • Feels Like Feels Like 27 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 17 km/h
    • Snowline Snowline 17388 ft
    22:00 Light rain with partly cloudy skies 40% 0.016 mm 25° Light rain
    Feels Like 26°
    Moderate north wind North 14 - 35 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 40% 0.016 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point 15 °C
    • Clouds Clouds 65%
    • Feels Like Feels Like 26 °C
    • Visibility Visibility 10 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 35 km/h
    • Snowline Snowline 17388 ft
    23:00 Light rain with partly cloudy skies 40% 0.008 mm 25° Light rain
    Feels Like 26°
    Moderate northwest wind Northwest 6 - 30 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 40% 0.008 mm
    • Humidity Humidity 57%
    • Dew Point Dew Point 15 °C
    • Clouds Clouds 35%
    • Feels Like Feels Like 26 °C
    • Visibility Visibility 18 km
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1016 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Snowline Snowline 17388 ft
    24:00 Scattered clouds 23° Scattered clouds
    Feels Like 25°
    Gentle west wind West 7 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 62%
    • Dew Point Dew Point 15 °C
    • Clouds Clouds 27%
    • Feels Like Feels Like 25 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1016 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Snowline Snowline 17717 ft

    Air quality in Boulder today

    Detail
    59
    Moderate O₃ (155 µg/m³)

    Sunrise and Sunset

    Sunrise 05:49 Sunset 20:25
    First light 05:17 Midday 13:07 Last light 20:56
    Day length 14h 36m

    Remaining daylight 4h 6m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    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
    29 Full Moon
    30 Full Moon
    31 Last Quarter
    1 Last Quarter
    2 Last Quarter

    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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