10-Day Weather Forecast - Saint Helena Island, SC

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  • 67|41°F
    70% Chance of Rain
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    Today

    67°F

    Mostly cloudy with a 70% chance for rain and thunderstorms. High temperature around 67F. Dew point will be around 64F with an average humidity of 95%. Winds will be 18 mph from the S.

    Tonight

    41°F

    Mostly cloudy with a slight chance of rain showers and thunderstorms this evening then mostly clear after midnight. Much cooler with lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 20 percent.

    Hourly details
  • Day

    51°F

    Mostly sunny. Cooler with highs in the mid 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

    Night

    44°F

    Mostly clear. Lows in the lower 30s except in the upper 30s near the coast. Northwest winds 5 to 10 mph.

    Hourly details
  • Day

    53°F

    Mostly sunny. Highs in the upper 50s. Northeast winds 5 to 10 mph.

    Night

    49°F

    Mostly cloudy in the evening then clearing. Lows in the upper 30s except in the mid 40s near the coast. Northeast winds around 5 mph.

    Hourly details
  • Day

    61°F

    Sunny. Highs in the mid 60s.

    Night

    56°F

    Partly cloudy. Lows in the upper 40s.

    Hourly details
  • Day

    67°F

    Sunny. Highs in the lower 70s.

    Night

    59°F

    Mostly clear. Lows in the lower 50s.

    Hourly details
  • Weekend Weather

  • Day

    73°F

    Sunny. Highs in the upper 70s.

    Night

    64°F

    Partly cloudy. Lows in the upper 50s.

    Hourly details
  • Day

    76°F

    Sunny. Highs in the upper 70s.

    Night

    65°F

    Mostly clear. Lows in the upper 50s.

  • Day

    68°F

    Sunny. Highs in the upper 70s.

    Night

    59°F

    Cloudy. Low temperature around 59F. Dew point will be around 53F with an average humidity of 71%. Winds will be 7 mph from the NE.

  • Day

    58°F

    Cloudy. High temperature around 58F. Dew point will be around 50F with an average humidity of 78%. Winds will be 11 mph from the NE.

    Night

    57°F

    Cloudy. Low temperature around 57F. Dew point will be around 55F with an average humidity of 85%. Winds will be 8 mph from the NE.

  • Day

    64°F

    Cloudy. High temperature around 64F. Dew point will be around 57F with an average humidity of 85%. Winds will be 8 mph from the E.

    Night

    63°F

    Partly cloudy. Low temperature around 63F. Dew point will be around 62F with an average humidity of 93%. Winds will be 5 mph from the E.