When to paint a house exterior in Charleston, SC
When to paint in Charleston, SC
A normal season: plan the job, do not leave it late. The painting window is April to May, with 4 good months a year. The best month is October, at about 17 painting days. Book a painter by February.
If you want the house done in April to May, call for quotes in February or earlier; a job pushed past May is likely to wait until next year. For a deck, the months with enough staining days to spare are Feb, Mar, Apr, May, Jun, Aug, Sep, Oct, Nov.
- 1Jan
- 5Feb
- 9Mar
- 13Apr
- 15May
- 8Jun
- 3Jul
- 6Aug
- 13Sep
- 17Oct
- 6Nov
- 2Dec
Month by month
| Month | Painting days | Staining days | With low-temp paint | Avg low / high |
|---|---|---|---|---|
| January | 1 | 1 | 10 | 39° / 65°F |
| February | 5 | 4 | 13 | 42° / 69°F |
| March | 9 | 9 | 18 | 48° / 75°F |
| April | 13 | 12 | 20 | 54° / 80°F |
| May | 15 | 12 | 17 | 63° / 86°F |
| June | 8 | 8 | 8 | 70° / 90°F |
| July | 3 | 2 | 3 | 74° / 93°F |
| August | 6 | 4 | 6 | 73° / 91°F |
| September | 13 | 10 | 13 | 69° / 88°F |
| October | 17 | 16 | 21 | 58° / 81°F |
| November | 6 | 6 | 17 | 48° / 73°F |
| December | 2 | 2 | 9 | 43° / 67°F |
Deck stain does best in October. Low-temperature paint adds about 59 days a year here.
Towns near Charleston compared
Every one of the 6 closest places lands within three days of Charleston's 97 a year, so the season here is the regional season. Mount Pleasant, James Island, Hanahan, North Charleston, Goose Creek, Summerville are read from the same station as Charleston, so their numbers match; the real difference is the distance from that station.
| Place | From Charleston | Painting days a year | Window | Station |
|---|---|---|---|---|
| Mount Pleasant, SC | 6 mi east | 97 | April to May | same station |
| James Island, SC | 7 mi south | 97 | April to May | same station |
| Hanahan, SC | 7 mi north | 97 | April to May | same station |
| North Charleston, SC | 8 mi northwest | 97 | April to May | same station |
| Goose Creek, SC | 12 mi north | 97 | April to May | same station |
| Summerville, SC | 17 mi northwest | 97 | April to May | same station |
How Charleston ranks in SC
Of 42 SC places with 10,000 people or more, Charleston (population 157,665, 1st largest) ranks 5th for painting days, 15 days above the state median of 82. The longest season in the state is Myrtle Beach, 122 days, 88 miles northeast. The shortest is Tega Cay at 68. Switching to low-temperature paint here is worth 59 extra days, more than most of the summer months on their own.
Where these numbers come from
Daily records from Charleston Air Force Base/International (6.3 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.