Holly Hill has mild winters and hot summers, with plenty of rain
A typical July afternoon reaches 93°, a January night drops to 36°.
A year in Holly Hill at a glance
Each month’s typical high and low, and what it brings.
What stands out about Holly Hill’s climate
Read from where Holly Hill sits among South Carolina’s towns. The page puts what stands out first.
About 237 frost-free days a year
In half of years the last 32° night comes by March 22 and the first by November 12.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
What a year in Holly Hill feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Rain and snow in Holly Hill
August is the wettest month and November the driest.
Rain + melted snow by month
Inches of water
Snowfall by month
No snow records from a nearby station.
Living with Holly Hill’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
237 frost-free days. The last frost comes by Mar 22 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 12.
Months averaging under 55° run from December through February. Heating is 54% of the year’s heating-and-cooling load.
About 78 days a year reach 90°, and July afternoons average 93°.
The nicest months are March, April, October and November.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →Warmer than it used to be
The last 30 years in Holly Hill averaged 1.1° warmer than the 1900s. The biggest change is in December (+2.2°).
A smaller shift than in 61% of U.S. towns.
Change by month
How Holly Hill compares
Against every U.S. town on TownTapestry, each counted once, with its place in South Carolina.
Holly Hill weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 59° | 36° | 3.4" | 42° – 54° |
| February | 63° | 39° | 3.4" | 43° – 60° |
| March | 70° | 44° | 3.6" | 50° – 64° |
| April | 78° | 51° | 3.3" | 59° – 69° |
| May | 85° | 60° | 3.6" | 68° – 77° |
| June | 90° | 68° | 5.4" | 75° – 83° |
| July | 93° | 72° | 5.4" | 80° – 85° |
| August | 91° | 71° | 5.7" | 78° – 84° |
| September | 86° | 66° | 4.7" | 73° – 80° |
| October | 78° | 54° | 4.1" | 62° – 70° |
| November | 68° | 44° | 2.9" | 51° – 62° |
| December | 61° | 39° | 3.6" | 41° – 61° |
| Year | 77° | 54° | 49.1" |
Heating and cooling a home in Holly Hill
54% of the work is heating.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 41° to 61°. July is the most reliable, staying within 5°.
Common questions about Holly Hill’s climate
What is the coldest month in Holly Hill?
January, with a typical high of 59° and a low of 36°.
What is the hottest month in Holly Hill?
July, with a typical high of 93° and a low of 72°. About 78 days a year reach 90°.
When is the first frost in Holly Hill?
In half of years the first 32° night comes by November 12, and the last spring frost by March 22.
What is the rainiest month in Holly Hill?
August, with 5.7 inches of rain and melted snow. The year totals 49 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Holly Hill.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Holly Hill itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Holly Hill 1 Sw, SC (1 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.