Grinnell, Iowa | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Thunderstorms
    67°
    Sunday 5/19
    Forecast night icon
    67°
    Thunderstorms
    Hourly
    Night Details
    Mostly cloudy with a 100% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 62F with an average humidity of 76%. Winds will be 7 mph from the SE.
  • Forecast day icon
    Monday
    Thunderstorms
    77°
    Forecast night icon
    Night
    40% Chance of Storms
    65°
    Monday 5/20
    Day
    77°
    Thunderstorms
    Forecast day icon
    Night
    65°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers and numerous thunderstorms early this morning then a slight chance of showers and thunderstorms this afternoon. Humid with highs around 80. South winds 10 to 15 mph becoming southwest this afternoon. Chance of rain 90 percent.
    Night Details
    Mostly cloudy. A slight chance of showers and thunderstorms in the evening then a chance of showers and thunderstorms after midnight. Humid with lows in the mid 60s. South winds 5 to 10 mph becoming southeast after midnight. Chance of rain 40 percent.
  • Forecast day icon
    Tuesday
    70% Chance of Storms
    81°
    Forecast night icon
    Night
    70% Chance of Storms
    54°
    Tuesday 5/21
    Day
    81°
    70% Chance of Storms
    Forecast day icon
    Night
    54°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers and thunderstorms in the morning then partly sunny with showers and thunderstorms likely in the afternoon. Breezy with highs in the mid 80s. Southeast winds 15 to 25 mph. Chance of rain 70 percent.
    Night Details
    Partly cloudy. Showers and thunderstorms likely in the evening. Less humid with lows in the lower 50s. Southwest winds 15 to 20 mph. Gusts up to 35 mph in the evening. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    70°
    Forecast night icon
    Night
    Clear
    55°
    Wednesday 5/22
    Day
    70°
    Mostly Sunny
    Forecast day icon
    Night
    55°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs around 70. West winds 10 to 15 mph with gusts up to 25 mph.
    Night Details
    Clear. Lows in the upper 40s.
  • Forecast day icon
    Thursday
    Sunny
    77°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Thursday 5/23
    Day
    77°
    Sunny
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 70s.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.
  • Forecast day icon
    Friday
    50% Chance Rain Showers
    76°
    Forecast night icon
    Night
    60% Chance of Storms
    60°
    Friday 5/24
    Day
    76°
    50% Chance Rain Showers
    Forecast day icon
    Night
    60°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers. Highs in the upper 70s. Chance of rain 50 percent.
    Night Details
    A chance of thunderstorms. Showers likely mainly in the evening. Lows in the mid 50s. Chance of rain 60 percent.
  • Forecast day icon
    Saturday
    50% Chance Rain Showers
    76°
    Forecast night icon
    Night
    30% Chance Rain Showers
    57°
    Saturday 5/25
    Day
    76°
    50% Chance Rain Showers
    Forecast day icon
    Night
    57°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    A chance of showers in the morning. Mostly sunny. Highs in the mid 70s. Chance of rain 50 percent.
    Night Details
    Partly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of rain 30 percent.
  • Forecast day icon
    Sunday
    30% Chance Rain Showers
    75°
    Forecast night icon
    Night
    50% Chance of Storms
    62°
    Sunday 5/26
    Day
    75°
    30% Chance Rain Showers
    Forecast day icon
    Night
    62°
    50% Chance of Storms
    Forecast night icon
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.
    Night Details
    Mostly cloudy with a 65% chance for rain and thunderstorms. Low temperature around 62F. Dew point will be around 58F with an average humidity of 75%. Winds will be 4 mph from the SE.
  • Forecast day icon
    Monday
    50% Chance of Rain
    75°
    Forecast night icon
    Night
    40% Chance of Rain
    58°
    Monday 5/27
    Day
    75°
    50% Chance of Rain
    Forecast day icon
    Night
    58°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 45% chance for rain and thunderstorms. High temperature around 75F. Dew point will be around 60F with an average humidity of 68%. Winds will be 2 mph from the NE.
    Night Details
    Partly cloudy with a 35% chance for rain and thunderstorms. Low temperature around 58F. Dew point will be around 55F with an average humidity of 73%. Winds will be 3 mph from the W.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    72°
    Forecast night icon
    Night
    Partly Cloudy
    56°
    Tuesday 5/28
    Day
    72°
    30% Chance of Rain
    Forecast day icon
    Night
    56°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 72F. Dew point will be around 56F with an average humidity of 67%. Winds will be 5 mph from the NW.
    Night Details
    Partly cloudy. Low temperature around 56F. Dew point will be around 53F with an average humidity of 74%. Winds will be 6 mph from the NW.