Longmont, Colorado | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    50°
    Sunday 5/5
    Forecast night icon
    50°
    Partly Cloudy
    Hourly
    Night Details
    Mostly cloudy in the evening then partly cloudy with a slight chance of showers towards sunrise. Lows in the lower to mid 40s. Southwest winds 10 to 15 mph increasing to 20 to 25 mph after midnight. Gusts up to 35 mph. Chance of rain 20 percent.
  • Forecast day icon
    Monday
    Partly Cloudy
    54°
    Forecast night icon
    Night
    Windy
    41°
    Monday 5/6
    Day
    54°
    Partly Cloudy
    Forecast day icon
    Night
    41°
    Windy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a slight chance of showers and snow showers in the morning then mostly cloudy with a slight chance of thunderstorms in the afternoon. Strong winds. Highs near 60. West winds 25 to 35 mph with gusts up to 50 mph increasing to 35 to 45 mph with gusts up to 60 mph in the afternoon. Chance of precipitation 20 percent.
    Night Details
    Partly cloudy. Slight chance of thunderstorms in the evening. Very windy. Lows in the lower 40s. West winds 25 to 35 mph with gusts up to 50 mph diminishing to 15 to 25 mph with gusts up to 35 mph after midnight. Chance of precipitation 10 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Storms
    58°
    Forecast night icon
    Night
    Partly Cloudy
    35°
    Tuesday 5/7
    Day
    58°
    40% Chance of Storms
    Forecast day icon
    Night
    35°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers and slight chance of thunderstorms. Windy. Highs 57 to 63. West winds 20 to 30 mph with gusts up to 45 mph. Chance of rain 40 percent.
    Night Details
    Partly cloudy with a slight chance of thunderstorms and snow showers. Lows in the mid 30s. West winds 15 to 25 mph with gusts up to 45 mph. Chance of snow 20 percent.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    54°
    Forecast night icon
    Night
    Mostly Cloudy
    39°
    Wednesday 5/8
    Day
    54°
    Partly Cloudy
    Forecast day icon
    Night
    39°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 10 percent chance of thunderstorms. Highs near 60.
    Night Details
    Mostly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s.
  • Forecast day icon
    Thursday
    50% Chance of Storms
    53°
    Forecast night icon
    Night
    30% Chance of Storms
    38°
    Thursday 5/9
    Day
    53°
    50% Chance of Storms
    Forecast day icon
    Night
    38°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of rain showers and slight chance of thunderstorms. Highs in the mid to upper 50s. Chance of rain 50 percent.
    Night Details
    Mostly cloudy with a chance of showers and slight chance of thunderstorms. Lows in the upper 30s. Highs near 60. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    30% Chance of Storms
    60°
    Forecast night icon
    Night
    Mostly Cloudy
    38°
    Friday 5/10
    Day
    60°
    30% Chance of Storms
    Forecast day icon
    Night
    38°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers and slight chance of thunderstorms. Lows in the upper 30s. Highs near 60. Chance of rain 30 percent.
    Night Details
    Mostly cloudy with a 20 percent chance of thunderstorms. Lows in the lower 40s.
  • Forecast day icon
    Saturday
    30% Chance of Storms
    65°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Saturday 5/11
    Day
    65°
    30% Chance of Storms
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a chance of showers and slight chance of thunderstorms. Highs in the mid to upper 60s. Chance of rain 30 percent.
    Night Details
    Partly cloudy with a 20 percent chance of thunderstorms. Lows in the mid 40s. Highs in the lower to mid 70s.
  • Forecast day icon
    Sunday
    Partly Cloudy
    66°
    Forecast night icon
    Night
    30% Chance of Rain
    47°
    Sunday 5/12
    Day
    66°
    Partly Cloudy
    Forecast day icon
    Night
    47°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 20 percent chance of thunderstorms. Lows in the mid 40s. Highs in the lower to mid 70s.
    Night Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 47F. Dew point will be around 37F with an average humidity of 55%. Winds will be 3 mph from the NW.
  • Forecast day icon
    Monday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    30% Chance of Rain
    49°
    Monday 5/13
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 69F. Dew point will be around 36F with an average humidity of 38%. Winds will be 4 mph from the E.
    Night Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 49F. Dew point will be around 39F with an average humidity of 55%. Winds will be 3 mph from the W.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    70°
    Forecast night icon
    Night
    40% Chance of Rain
    50°
    Tuesday 5/14
    Day
    70°
    30% Chance of Rain
    Forecast day icon
    Night
    50°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 70F. Dew point will be around 38F with an average humidity of 40%. Winds will be 4 mph from the E.
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 50F. Dew point will be around 40F with an average humidity of 58%. Winds will be 3 mph from the NW.