When to paint a house exterior in West Chester, PA
When to paint in West Chester, PA
A short season: book early and expect weather delays. The painting window is July to August, with 2 good months a year. The best month is August, at about 17 painting days. Book a painter by May.
If you want the house done in July to August, call for quotes in May or earlier; a job pushed past August is likely to wait until next year. For a deck, the months with enough staining days to spare are May, Jun, Jul, Aug, Sep.
- under 1Jan
- under 1Feb
- 1Mar
- 2Apr
- 7May
- 11Jun
- 14Jul
- 17Aug
- 10Sep
- 2Oct
- 1Nov
- under 1Dec
Month by month
| Month | Painting days | Staining days | With low-temp paint | Avg low / high |
|---|---|---|---|---|
| January | under 1 | under 1 | under 1 | 22° / 41°F |
| February | under 1 | under 1 | 2 | 23° / 45°F |
| March | 1 | under 1 | 4 | 30° / 54°F |
| April | 2 | 1 | 9 | 39° / 65°F |
| May | 7 | 4 | 16 | 49° / 75°F |
| June | 11 | 6 | 15 | 57° / 82°F |
| July | 14 | 10 | 14 | 64° / 87°F |
| August | 17 | 12 | 17 | 62° / 85°F |
| September | 10 | 7 | 16 | 55° / 79°F |
| October | 2 | 2 | 12 | 44° / 68°F |
| November | 1 | 1 | 5 | 33° / 56°F |
| December | under 1 | under 1 | 1 | 27° / 46°F |
Deck stain does best in August. Low-temperature paint adds about 46 days a year here.
Towns near West Chester compared
4 of the 6 nearest places get more painting days, the most in Norristown (81 a year, 18 miles northeast). A gap like that between towns is usually elevation, a coast or a lake, which is why a painter from a few towns over can be on a different schedule. Coatesville, Phoenixville are read from the same station as West Chester, so their numbers match; the real difference is the distance from that station.
| Place | From West Chester | Painting days a year | Window | Station |
|---|---|---|---|---|
| Coatesville, PA | 11 mi west | 64 | July to August | same station |
| Phoenixville, PA | 13 mi north | 64 | July to August | same station |
| Chester, PA | 15 mi southeast | 77 | May to June | Philadelphia International Airport |
| Wilmington, DE | 16 mi south | 71 | August to September | New Castle County Airport |
| Lansdowne, PA | 17 mi east | 77 | May to June | Philadelphia International Airport |
| Norristown, PA | 18 mi northeast | 81 | June to September | Wings Field Airport |
How West Chester ranks in PA
Of 68 PA places with 10,000 people or more, West Chester (population 22,758, 25th largest) ranks 41st for painting days, right at the state median of 65. The longest season in the state is Indiana, 109 days, 193 miles west. The shortest is St. Marys at 39. Switching to low-temperature paint here is worth 46 extra days, more than most of the summer months on their own.
Where these numbers come from
Daily records from Pottstown Limerick Airport (19.4 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.