Hanahan, SC Weather & Climate Normals
What a normal year in Hanahan actually looks like
On the 30-year record NOAA keeps for Hanahan, SC, the comfort score comes out to 53/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Hanahan's weather actually swings
Average temperatures in Hanahan run from 50°F in Jan up to 83°F in Jul, a 32.9°F seasonal swing, a middling gap by national standards.
How wet Hanahan actually gets
Over a typical year, Hanahan sees about 52.51in of precipitation a year across roughly 114 days with measurable rain or snow, with 0.3in of snow a year.
Hanahan against the rest of the country
Out of 4876 cities scored here, Hanahan comes in at 1075; within SC alone it ranks 20 of 66. Population is about 21,983.
Checking the actual forecast
These figures come from CHARLESTON INTL AP, SC US, the NOAA station 3.1 miles from Hanahan, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why this uses the nearest NOAA station · How the comfort score is calculated