When to paint a house exterior in Coatesville, PA
When to paint in Coatesville, 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 Coatesville compared
2 of the 6 nearest places get more painting days, the most in Newark (71 a year, 22 miles south). 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. West Chester, Phoenixville, Pottstown are read from the same station as Coatesville, so their numbers match; the real difference is the distance from that station.
| Place | From Coatesville | Painting days a year | Window | Station |
|---|---|---|---|---|
| West Chester, PA | 11 mi east | 64 | July to August | same station |
| Phoenixville, PA | 19 mi northeast | 64 | July to August | same station |
| Pottstown, PA | 21 mi northeast | 64 | July to August | same station |
| Newark, DE | 22 mi south | 71 | August to September | New Castle County Airport |
| Wilmington, DE | 23 mi southeast | 71 | August to September | New Castle County Airport |
| Ephrata, PA | 23 mi northwest | 63 | August to September | Lancaster Airport |
How Coatesville ranks in PA
Of 68 PA places with 10,000 people or more, Coatesville (population 13,390, 46th largest) ranks 43rd for painting days, right at the state median of 65. The longest season in the state is Indiana, 109 days, 181 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 (22.4 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.